| Ranunculus abaensis W.T. Wang | Synonym |  | TRO |  | 
	
		| Ranunculus abbaianus Dunkel | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus × abbatis-vendelinii Horvdt & Boros | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus abchasicus Freyn ex Sommier & Levier | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus abditus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus aberdaricus Ulbr. | Accepted |  | TRO |  | 
	
		| Ranunculus aberrans Phil. ex Reiche | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus aberrans Phil. ex Britton | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus abnormis Cutanda & Willk. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus abortificus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus abortivus L. | Accepted |  | TRO |  | 
	
		| Ranunculus abortivus var. abortivus | Synonym |  | TRO |  | 
	
		| Ranunculus abortivus f. abortivus | Synonym |  | TRO |  | 
	
		| Ranunculus abortivus subsp. acrolasius (Fernald) Kapoor & Love | Synonym |  | TRO |  | 
	
		| Ranunculus abortivus var. acrolasius Fernald | Synonym |  | TRO |  | 
	
		| Ranunculus abortivus var. australis Brandegee | Synonym |  | TRO |  | 
	
		| Ranunculus abortivus var. eucyclus Fernald | Synonym |  | TRO |  | 
	
		| Ranunculus abortivus var. harveyi A. Gray | Synonym |  | TRO |  | 
	
		| Ranunculus abortivus var. indivisus Fernald | Synonym |  | TRO |  | 
	
		| Ranunculus abrotanifolius Steud. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus abstrusus O.Schwarz | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus abyssinicus Schube ex Engl. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus acarpellophorus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus acaulis DC. | Accepted |  | TRO |  | 
	
		| Ranunculus accedens (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus accessivus Jord. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus acer auct. | Synonym |  | TRO |  | 
	
		| Ranunculus acetosellifolius Boiss. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus acidotus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus acinaciformis (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus acinacilobus Rouy & Foucaud | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus aconitifolius L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus aconitifolius subsp. platanifolius Rikli | Synonym |  | TRO |  | 
	
		| Ranunculus aconitifolius var. platanifolius Pacz. | Synonym |  | TRO |  | 
	
		| Ranunculus × aconitoides Rouy | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus acraeus Heenan & P.J.Lockh. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus acrifoliiformis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus acrifolius (Nannf. & Harry Sm.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus acriformis A. Gray | Accepted |  | TRO |  | 
	
		| Ranunculus acriformis var. acriformis | Synonym |  | TRO |  | 
	
		| Ranunculus acriformis var. aestivalis L.D.Benson | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus acriformis var. montanensis (Rydb.) L.D. Benson | Accepted |  | TRO |  | 
	
		| Ranunculus acris L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus acris var. acris | Synonym |  | TRO |  | 
	
		| Ranunculus acris f. acris | Synonym |  | TRO |  | 
	
		| Ranunculus acris var. aestivalis (L.D.Benson) S.L.Welsh | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus acris subsp. borealis (Regel) Nyman | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus acris subsp. despectus Laínz | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus acris subsp. friesianus (Jord.) Rouy & Foucaud | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus acris subsp. friesianus Rouy & Fouc. | Synonym |  | TRO |  | 
	
		| Ranunculus acris subsp. glabriusculus (Rupr.) Á. Löve & D. Löve | Synonym |  | TRO |  | 
	
		| Ranunculus acris subsp. hultenii Vorosch. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus acris var. japonicus (Thunb.) Maxim. | Synonym |  | TRO |  | 
	
		| Ranunculus acris var. japonicus (Thunb.) Maxim. ex Makino | Synonym |  | TRO |  | 
	
		| Ranunculus acris subsp. japonicus (Thunb.) Hultén | Synonym |  | TRO |  | 
	
		| Ranunculus acris var. latisectus Beck | Synonym |  | TRO |  | 
	
		| Ranunculus acris var. monticola (Kitag.) Tamura | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus acris var. propinquus (C.A. Mey.) Maxim. | Synonym |  | TRO |  | 
	
		| Ranunculus acris subsp. pseudograndis Vorosch. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus acris subsp. pumilus (Wahlenb.) Á.Löve & D.Löve | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus acris subsp. scandinavicus (Orlova) Á. Löve & D. Löve | Synonym |  | TRO |  | 
	
		| Ranunculus acris var. schizophyllus H. Lév. | Synonym |  | TRO |  | 
	
		| Ranunculus acris var. stevenii (Andrz.) Regel | Synonym |  | TRO |  | 
	
		| Ranunculus acris subsp. strigulosus Hyl. | Synonym |  | TRO |  | 
	
		| Ranunculus acris subsp. subcorymbosus Toyok. | Synonym |  | TRO |  | 
	
		| Ranunculus acris var. subcorymbosus Tatew. | Synonym |  | TRO |  | 
	
		| Ranunculus acrophilus B.G.Briggs | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus acuistylus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus acutidens (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus acutidentatus Rupr. | Synonym |  | TRO |  | 
	
		| Ranunculus acutidentiformis (Rasch) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus acutilobus Ledeb. | Accepted |  | TRO |  | 
	
		| Ranunculus acutilobus f. araraticus Rupr. | Synonym |  | TRO |  | 
	
		| Ranunculus acutimammus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus acutipartitus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus acutiserratus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus acutiusculus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus acutulans (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus adoneus A. Gray | Accepted |  | TRO |  | 
	
		| Ranunculus adoneus var. alpinus (S. Watson) L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus adoxifolius Hand.-Mazz. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus adscendens Brot. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus adunans (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus aduncus Gren. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus aemulans O.Schwarz | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus aeolicus Lojac. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus aequalis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus aequidens (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus aesontinus Pignatti | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus aestivalis (L.D.Benson) Van Buren & K.T.Harper | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus affinis R.Br. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus affinis var. capillaceus Franch. | Synonym |  | TRO |  | 
	
		| Ranunculus affinis var. dasycarpus Maxim. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus affinis var. filiformis Finet & Gagnep. | Synonym |  | TRO |  | 
	
		| Ranunculus affinis var. flabellatus Franch. | Synonym |  | TRO |  | 
	
		| Ranunculus affinis var. indivisus Maxim. | Synonym |  | TRO |  | 
	
		| Ranunculus affinis var. leiocarpus Trautv. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus affinis var. leiocarpus Maxim. | Synonym |  | TRO |  | 
	
		| Ranunculus affinis var. micropetalus Greene | Synonym |  | TRO |  | 
	
		| Ranunculus affinis var. stracheyanus Maxim. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus affinis var. tanguticus Maxim. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus affinis var. ternatus Franch. | Synonym |  | TRO |  | 
	
		| Ranunculus affinis var. tibeticus Maxim. | Synonym |  | TRO |  | 
	
		| Ranunculus afghanicus Aitch. & Hemsl. | Synonym |  | TRO |  | 
	
		| Ranunculus africanus Voss | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus afzelii (Rasch) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ageri Bertol. | Accepted |  | TRO |  | 
	
		| Ranunculus aggregatus Capelli | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus agrarius All. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus agynophorus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ailaoshanicus W.T.Wang | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus akkemensis Polozhij & Revjakina | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus alaiensis Ostenf. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus alajensis Ostenf. | Unresolved |  | TRO |  | 
	
		| Ranunculus alaschanicus Y.Z. Zhao | Synonym |  | TRO |  | 
	
		| Ranunculus alatus Poir. ex All. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus albertii Regel & Schmalh. | Accepted |  | TRO |  | 
	
		| Ranunculus albertsonii (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus albicans Jord. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus alboffii Macloskie | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus albonaevus Jord. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus alceus Greene | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus alcicornis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus aleae Willk. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus aleuticus Mert. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus alexandri Kem.-Nath. | Synonym |  | TRO |  | 
	
		| Ranunculus alexeenkoi Grossh. | Synonym |  | TRO |  | 
	
		| Ranunculus × algidus Brügger | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus alismellus (A. Gray) Greene | Accepted |  | TRO |  | 
	
		| Ranunculus alismifolius Geyer ex Benth. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus alismifolius var. alismifolius | Synonym |  | TRO |  | 
	
		| Ranunculus alismifolius var. hartwegii (Greene) Jeps. | Accepted |  | TRO |  | 
	
		| Ranunculus alismifolius var. lemmonii (A. Gray) L.D. Benson | Accepted |  | TRO |  | 
	
		| Ranunculus alismoides Bory | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus allegheniensis Britton | Accepted |  | TRO |  | 
	
		| Ranunculus allemannii Braun-Blanq. ex W.Koch | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus allenii B.L. Rob. | Accepted |  | TRO |  | 
	
		| Ranunculus × alliariifolius (Rchb.) A.Nyár. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus alliariifolius Simonk. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus almquistii (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus alnetorum W.Koch | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus alpeophilus A. Nelson | Synonym |  | TRO |  | 
	
		| Ranunculus alpestris L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus alpestris subsp. traunfellneri (Hoppe) P.Fourn. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus alpicola Schur | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus alpicola Timb.-Lagr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus alpigenus Kom. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus alsaticus W.Koch | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus alsophilus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus altaicus Laxm. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus altaicus var. fraternus (Schrenk ex Fisch. & C.A. Mey.) Trautv. | Synonym |  | TRO |  | 
	
		| Ranunculus altaicus var. sulphureus Finet & Gagnep. | Synonym |  | TRO |  | 
	
		| Ranunculus alticaulis (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus altilobus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus altior Markl. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus altitatrensis Paclová & Murín | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus altitorus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus altus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus altus Garn.-Jones | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus alveolatus A.M. Carter | Synonym |  | TRO |  | 
	
		| Ranunculus amabilis (Valta) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus amansii Jord. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus amarillo Bertol. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus amaurophanes (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ambigens S. Watson | Accepted |  | TRO |  | 
	
		| Ranunculus × ambiguus (Schur) A.Nyár. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ambiguus Schur | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ambiguus Jord. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus amblyodon (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus amblyolobus Boiss. & Hohen. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ambranus Hörandl & Gutermann | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus amellus Briq. | Accepted |  | TRO |  | 
	
		| Ranunculus amemphylloides H.Eichler | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ameres Ericsson & L.P.Kvist | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus amerophyllus F.Muell. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus amgensis Timokhina | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ammanni Gunnerus | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ammoides Pall. ex DC. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus amoeniflorus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus amoenifrons (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus amoenoviridis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus amoenus Ledeb. | Synonym |  | TRO |  | 
	
		| Ranunculus ampelophyllus Sommier & Levier | Accepted |  | TRO |  | 
	
		| Ranunculus amphibius E.James | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus amphitricha Colenso | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus amphitrichus Colenso | Unresolved |  | TRO |  | 
	
		| Ranunculus amplexicaulis L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus amplidens (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus amplisinus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus amplus N.G.Walsh & B.G.Briggs | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus amurensis Kom. | Accepted |  | TRO |  | 
	
		| Ranunculus anadyriensis Ovcz. | Synonym |  | TRO |  | 
	
		| Ranunculus anandrophyllus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus anandrus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus anatolicus Freyn & Sint. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus anatolicus Akkemik, Akalın & Özhatay | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ancorifolius (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus andersonii A.Gray | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus andersonii var. juniperinus (M.E.Jones) S.L.Welsh | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus andersonii var. tenellus S.Watson | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus andinus Phil. | Synonym |  | TRO |  | 
	
		| Ranunculus anemonefolius DC. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus anemonerhizos Coincy | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus anemoneus F.Muell. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus anemonifolius auct. | Synonym |  | TRO |  | 
	
		| Ranunculus anemonoides Zahlbr. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus anemonophyllus (Hyl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus angulatus C.Presl | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus angustanus Pignatti | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus angustatus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus angustidens (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus angustifidus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus angustifolius DC. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus angustilobulus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus angustior (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus angustipetalus Merr. & L.M.Perry | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus angustisepalus W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus angustitorus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus angustus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus anisodon (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus anisophyllus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus antygodon (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus antygophyllus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus apenninus (Chiov.) Pignatti | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus apertiformis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus apertisinus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus apertus (Markl. & Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus apetalus Farr | Synonym |  | TRO |  | 
	
		| Ranunculus apheles (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus apiculatus (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus apiifolius Pers. | Accepted |  | TRO |  | 
	
		| Ranunculus apioides Lojac. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus apiophyllus St.-Lag. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus appropinquans (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus apricus Greene | Synonym |  | TRO |  | 
	
		| Ranunculus aquaticus Neck. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus aquatilis L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus aquatilis var. aquatilis | Synonym |  | TRO |  | 
	
		| Ranunculus aquatilis var. calvescens (W.B. Drew) L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus aquatilis var. capillaceus (Thuill.) DC. | Synonym |  | TRO |  | 
	
		| Ranunculus aquatilis var. diffusus With. | Accepted |  | TRO |  | 
	
		| Ranunculus aquatilis var. eradicatus Laest. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus aquatilis var. harrisii L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus aquatilis var. heterophyllus Van Heurck & De Beucker | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus aquatilis var. hispidulus Drew | Synonym |  | TRO |  | 
	
		| Ranunculus aquatilis var. longirostris (Godr.) P. Lawson | Synonym |  | TRO |  | 
	
		| Ranunculus aquatilis var. porteri (Britton) L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus aquatilis var. pseudofluitans Syme | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus aquatilis subsp. saniculifolius (Viv.) O.Bolòs & Vigo | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus aquatilis var. subrigidus (W.B. Drew) Breitung | Synonym |  | TRO |  | 
	
		| Ranunculus aquatilis var. trichophyllus Van Heurck & De Beucker | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus aquatilis var. trichophyllus (Chaix ex Vill.) A. Gray | Synonym |  | TRO |  | 
	
		| Ranunculus aquatilis subsp. trichophyllus (Chaix ex Vill.) Moore & Moore | Synonym |  | TRO |  | 
	
		| Ranunculus arachnoideus C.A.Mey. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus aragazi Grossh. | Unresolved |  | TRO |  | 
	
		| Ranunculus araraticus Grossh. ex Kem.-Nath. | Accepted |  | TRO |  | 
	
		| Ranunculus archangelensis (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus archangelicus Fagerstr. ex Sennikov | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus arcticus Richardson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus arctophilus (Markl. ex Fagerstr. & G.Kvist) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus arcuans S.S. Chien | Synonym |  | TRO |  | 
	
		| Ranunculus arcuatus A.Heller | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus arcuiformans (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus areolatus Petrie | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus arequipensis Ulbr. | Synonym |  | TRO |  | 
	
		| Ranunculus argemonifolius Griseb. | Synonym |  | TRO |  | 
	
		| Ranunculus argenteus E.H.L.Krause | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus argoviensis W.Koch | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus argyreus Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ariodon (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus arizonicus Lemmon ex A. Gray | Accepted |  | TRO |  | 
	
		| Ranunculus arizonicus var. arizonicus | Synonym |  | TRO |  | 
	
		| Ranunculus arizonicus var. subaffinis A. Gray | Synonym |  | TRO |  | 
	
		| Ranunculus arizonicus var. subsagittatus A. Gray | Synonym |  | TRO |  | 
	
		| Ranunculus armeniacus Boiss. & A.Huet | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus arnoglossus Greene | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus arolae Murr | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus arschantynicus Kamelin, Shmakov & S.V.Smirn. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus arvensis L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus arvensis var. arvensis | Synonym |  | TRO |  | 
	
		| Ranunculus arvensis var. echinatissimus (Blatt.) Qureshi & Chaudhri | Synonym |  | TRO |  | 
	
		| Ranunculus arvensis var. tuberculatus DC. | Synonym |  | TRO |  | 
	
		| Ranunculus arvidii (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus arwidssonii (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus asarifolius Diard. ex Rouy & Foucaud | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ascendens Steud. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ascendens (R.Engel) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ascendens var. paraguayensis Chodat | Synonym |  | TRO |  | 
	
		| Ranunculus aschenbornianus S. Schauer | Synonym |  | TRO |  | 
	
		| Ranunculus aschersonii Freyn | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ashibetsuensis Wiegleb | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus asiaticus L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus asiaticus (L.) Lepech. [Illegitimate] | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus asiaticus subsp. latilobus Vierh. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus asiaticus subsp. tenuilobus (Boiss.) Vierh. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus asiaticus var. tenuilobus Boiss. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus asplundii (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus aspromontanus Huter | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus asterodes (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus astrantiifolius Boiss. ex Trautv. | Accepted |  | TRO |  | 
	
		| Ranunculus asymmetrus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus atlanticus Pomel | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus atlanticus Ball | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus atriviolascens (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus atrovirens (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus attenuans (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus attenuatus Royle | Synonym |  | TRO |  | 
	
		| Ranunculus attingens (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus aucheri Boiss. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus aucklandicus A.Gray | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus aurasiacus Pomel | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus aureopetalus Kom. | Accepted |  | TRO |  | 
	
		| Ranunculus aureus Schleich. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomiformis Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus × auricomoides A.Nyár. & Alexandr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. abortificus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. acarpellophorus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. acuistylus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. acutimammus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. acutipartitus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. acutiserratus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. aequalis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. aequidens Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. almquistii Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. altus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. amoenoviridis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. angustitorus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. antygodon Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. appropinquans Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. arctophilus Markl. ex Fagerstr. & G.Kvist | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. ariodon Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. asplundii Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. asterodes Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. atrovirens Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. attenuans Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. bathyodon Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. bellulus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. bellus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. bicolor Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. bidens Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. boecheri Fagerstr. & G. Kvist | Synonym |  | TRO |  | 
	
		| Ranunculus auricomus subsp. brevifidus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. brevistylus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. caespitosulus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. calvescens Harry Sm. ex Fagerstr. & G.Kvist | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. canaster Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. canastriformis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. cinereoviridis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. clariflorus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. commemorans Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. compar Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. concavus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. concinnifolius Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. concretus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. coniformis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. corylisinus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. crenifer Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. cuneaticans Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. curvatus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. curvicaulis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. dactylophylloides Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. dactylophyllus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. decorus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. decrescens Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. deformis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. deminuens Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. dimidiatus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. dissimilifolius Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. djuloeensis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. duciformis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. dysanthus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. erectidens Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. erectus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. eversii Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. evolutus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. excellentis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. expansus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. fallacifolius Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. fallacillus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus var. fallax Wimm. & Grab. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. fragilis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. furvellus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. fuscus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. geminatus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. glabratus (Lynge) Fagerström & G. Kvist | Synonym |  | TRO |  | 
	
		| Ranunculus auricomus var. glabratus Lynge | Synonym |  | TRO |  | 
	
		| Ranunculus auricomus subsp. glabritorus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. globosus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. gracilior Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. gracillimus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. gripsholmiensis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. haesselbyholmiensis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. hallstaensis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. hartzii Fagerström & G. Kvist | Synonym |  | TRO |  | 
	
		| Ranunculus auricomus subsp. hortorum Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. hypochromatinus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. idiophylloides Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. idiophyllus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. imparidens Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. inaequalis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. incisulus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. inconcinnus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. inconspectiflorus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. inextricabilis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. infuscus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. intervallatus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. intervallicarens Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. isophylloides Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. jucundus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. kajanensis Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. kemensis Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. kittilensis Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. kvedbyensis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. landsorticola Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. latiapex Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. latifrons Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. lepidulus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. linearifidus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. longidens Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. longimammiformis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. longimammus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. longisectus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. lundbyensis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. lundevallii Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. lyngei Harry Sm. ex Fagerstr. & G.Kvist | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. macilentus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. macrocarpellophorus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. maelarensis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. maelbyensis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. magnidens Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. magnitorifer Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. medians Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. mediocrifidus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. mediocris Markl. ex Valta | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. metrius Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. minutifrons Markl. ex Valta | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. moerkoeensis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. montellii Markl. ex Valta | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. multistaminifer Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. muonioensis Montell ex Valta | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. nigellus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. nontunensis Julin & Nannf. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. obscuroviridis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. obtegens Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. obtusidentiformis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. oligandromorphus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. ophiocladus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. ostrobottnicus Markl. ex G.Kvist | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. paltamoensis Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. paludicola Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. pankakoskii Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. parallelus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. paranephrophyllus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. paroicus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. parviflorifer Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. parvitorifer Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. parvitorus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. patulidentiformis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. pectinifolius Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. pentameres Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. pentodon Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. perfectiflorus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. pergracilis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. petiolatus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. petiolosus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. petiolulatus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. phaulanthus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. pilicauliformis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. pilicaulis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. pilosifrons Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. pilulatus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. platybasis Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. platyloboides Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. platylobus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. platyodon Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. polyanthus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. polycarpus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. polyschistoides Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. porrectidens Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. porrectifidus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. prasinulus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. prasinus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. preptanthus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. probiflorus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. procurrens Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. procurrentidens Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. procurrentiformis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. prolixidens Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. prolixifidus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. protendens Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. psepharus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. pseudobscurans Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. pulchrifrons Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. pullaster Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. pusillicans Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. pusillidens Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. rectiangulus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. rectistylus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. retroflexus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. retusatus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. retusus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. rigidifolius Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. roborascens Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. robusticaulis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. rotundatus Markl. ex G.Kvist | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. rubellinodes Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. rubellus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. rubicundulus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. rubrosepalus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. sandemarensis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. saturicolor Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. savonicus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus var. sibiricus Glehn | Synonym |  | TRO |  | 
	
		| Ranunculus auricomus subsp. sibiricus (Glehn) Korsh. | Synonym |  | TRO |  | 
	
		| Ranunculus auricomus subsp. silvestris Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. simulans Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. sjoersii Julin & Nannf. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. snaeckstavikensis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. sparsidens Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. spissidens Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. stenocolpus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. strongylus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. subglaber Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. sublaetevirens Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. sublinearis Markl. ex G.Kvist | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. sublongimammus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. subobtusulus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. subrobustus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. sundinii Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. supernumerarius Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. supramedialis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. teneriusculus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. tenuisectus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. tenuistylus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. tinctisepalus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. tinctivaginatus Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. tornensis Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. trinus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. triplex Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. trisulcus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. tureholmiensis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. ustulatus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. uxoris Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. vaginifer Julin & Nannf. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. variantifrons Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. vastifolius Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. vestergrenii Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. viadensis Julin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. vicinalis Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. viriditorus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus auricomus subsp. vitellinus Markl. ex Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus × aurigeranus Rouy | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus aurosulus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus austinae Greene | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus australis (Brandegee) Brandegee | Synonym |  | TRO |  | 
	
		| Ranunculus austro-oreganus L.D. Benson | Accepted |  | TRO |  | 
	
		| Ranunculus austrokarelicus (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus aysenensis Gand. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus bachii Wirtg. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus badachschanicus Ovcz. & Kochk. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus baeckii (Fagerstr. & Kvist) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus baerianus Boguslaw | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus baguetii (Demarsin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus baicalensis Turcz. ex Ovcz. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus baidarae Rupr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus balangshanicus W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus balatonensis Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus balbisii Moris | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus balcanicus Kümmerle & Jáv. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus baldensis Dunkel | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus baldshuanicus Regel ex Kom. | Unresolved |  | TRO |  | 
	
		| Ranunculus balearicus Freyn | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus balikunensis J.G. Liou | Accepted |  | TRO |  | 
	
		| Ranunculus balkharicus N.Busch | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus bamianicus Podlech | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus bangii Lourteig | Accepted |  | TRO |  | 
	
		| Ranunculus banguoensis L. Liou | Accepted |  | TRO |  | 
	
		| Ranunculus banguoensis var. banguoensis | Synonym |  | TRO |  | 
	
		| Ranunculus barceloi Grau | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus barthii Schur | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus basilobatus H.Eichler ex P.Royen | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus basiotrichus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus basitruncatus Borch.-Kolb | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus bathyodon (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus batrachioides Pomel | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus baudotii Godr. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus baughanii Petrie | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus bauhinii Tausch | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus baurii MacOwan | Accepted |  | TRO |  | 
	
		| Ranunculus bayerae Borch.-Kolb | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus beckii G.Don | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus bekesensis Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus belgicus Dumort. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus bellicrenatus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus belliflorus Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus bellulus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus bellus Merr. & L.M.Perry | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus belvisii DC. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus bequaertii De Wild. | Accepted |  | TRO |  | 
	
		| Ranunculus berardii Vill. ex Steud. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus beregensis Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus bergeri W.Koch ex Brodtb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus berggrenii Petrie | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus bernatskyanus Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus berteroanus Phil. | Synonym |  | TRO |  | 
	
		| Ranunculus berteronianus Steud. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus bertolonii Hausm. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus bicolor (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus bidens H.Eichler ex P.Royen | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus biformis W.Koch | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus bikramii Aswal & Mehrotra | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus bilobus Bertol. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus binatiformis (A.Nyár.) Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus binatus Kit. ex Rchb. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus bingoeldaghensis Engin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus biolettii Greene | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus bipartitus Gromov ex Trautv. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus bipinnatus Pau & Font Quer | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus bipinnatus Font Quer | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus biternatus Sm. | Accepted |  | TRO |  | 
	
		| Ranunculus blandus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus blankinshipii (B.L. Rob.) A. Heller | Accepted |  | TRO |  | 
	
		| Ranunculus blepharicarpos Boiss. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus bloomeri S. Watson | Synonym |  | TRO |  | 
	
		| Ranunculus blumei Steud. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus boecheri (Fagerstr. & Kvist) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus boissieri Simonk. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus bolanderi Greene | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus boldtii (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus bolivianus Phil. | Synonym |  | TRO |  | 
	
		| Ranunculus bonariensis Poir. | Accepted |  | TRO |  | 
	
		| Ranunculus bonariensis subsp. bonariensis | Synonym |  | TRO |  | 
	
		| Ranunculus bonariensis var. bonariensis | Synonym |  | TRO |  | 
	
		| Ranunculus bonariensis var. heterophyllus (Sm.) Benoist | Synonym |  | TRO |  | 
	
		| Ranunculus bonariensis var. trisepalus (Gillies ex Hook. & Arn.) Lourteig | Accepted |  | TRO |  | 
	
		| Ranunculus bonatianus Ulbr. | Synonym |  | TRO |  | 
	
		| Ranunculus bonatii H.Lév. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus bongardii Greene | Synonym |  | TRO |  | 
	
		| Ranunculus bonplandianus Kunth | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus boraeanus Jord. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus borbasianus Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus borchers-kolbiae Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus borealis Trautv. | Accepted |  | TRO |  | 
	
		| Ranunculus borealis var. pumilus (J.Fellm.) Tolm. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus borealis subsp. pumilus (J.Fellm.) Timokhina | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus boreigenus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus boreoapenninus Pignatti | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus botschantzevii Ovcz. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus bottnicus Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus bourgaei Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus bovei Speg. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus brabantianus (Demarsin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus brachiatus Schleich. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus brachygonophorus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus brachylobus Boiss. & Hohen. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus brachyphyllarius (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus brachyphyllus Ten. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus brachyrhynchus S.S. Chien | Synonym |  | TRO |  | 
	
		| Ranunculus brachyschides (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus bracteatus Schleich. ex DC. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus brassii H.Eichler | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus brattius Beck | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus braun-blanquetii Pignatti | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus braun-glanquetii Pignatti | Unresolved |  | TRO |  | 
	
		| Ranunculus brevicaulis Hook. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus brevidens (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus brevifidus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus brevifolius Ten. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus brevifolius subsp. pindicus E.Mayer | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus brevipes Triana & Planch. | Synonym |  | TRO |  | 
	
		| Ranunculus brevirostris Edgew. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus brevis Garn.-Jones | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus breviscapus DC. | Accepted |  | TRO |  | 
	
		| Ranunculus brevistylus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus breynii J.F.Gmel. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus breyninus auct. | Synonym |  | TRO |  | 
	
		| Ranunculus britannicus Rouy & Foucaud | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus broteri Freyn | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus brotherusii Freyn | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus brotherusii var. dasycarpus (Maxim.) Hand.-Mazz. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus brotherusii f. dasycarpus (Maxim.) L. Liou | Synonym |  | TRO |  | 
	
		| Ranunculus brotherusii subsp. latisectus Riedl | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus brotherusii var. tanguticus (Maxim.) Tamura | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus brunnescens (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus brutius Ten. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus buchananii Hook.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus × buchlyallii Allan | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus × buchthomsonii Allan | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus budaianus Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus buddii B.Boivin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus budensis Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus buekkensis Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus buergeri Miq. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus buhsei Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus bulbifer Jord. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus bulbillifer Boiss. & Hohen. | Unresolved |  | TRO |  | 
	
		| Ranunculus bulbosus L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus bulbosus subsp. aleae (Willk.) Rouy & Foucaud | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus bulbosus subsp. aleae Rouy & Fouc. | Synonym |  | TRO |  | 
	
		| Ranunculus bulbosus var. bulbosus | Synonym |  | TRO |  | 
	
		| Ranunculus bulbosus subsp. castellanus (Boiss. & Reut. ex Freyn) P.W.Ball & Heywood | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus bulbosus var. dissectus Babey | Synonym |  | TRO |  | 
	
		| Ranunculus bulbosus var. valdepubens Briq. | Synonym |  | TRO |  | 
	
		| Ranunculus bullatus L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus bungei Steud. | Synonym |  | TRO |  | 
	
		| Ranunculus bupleuroides Brot. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus buschii Ovcz. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus byzantinus P.H.Davis | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus caballeroi Losa & P.Monts. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cabrerensis Rothm. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus cabulicus Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cacuminis Strid & Papan. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus cadmicus Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus caespitans (Hyl. & Nannf.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus caespititius Dumort. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus caespitosulus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus caespitosus Wall. ex Hook.f. & Thomson [Illegitimate] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus cajanderi (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus calabrus Grande | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus calandrinioides Oliv. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus calcarae Tineo ex Guss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus calcareus Butcher | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus caleyanus G.Don | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus californicus Benth. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus californicus var. austromontanus L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus californicus var. californicus | Synonym |  | TRO |  | 
	
		| Ranunculus californicus var. canus (Benth.) Brewer & S. Watson | Synonym |  | TRO |  | 
	
		| Ranunculus californicus var. gratus Jeps. | Synonym |  | TRO |  | 
	
		| Ranunculus californicus var. ludovicianus (Greene) K.C. Davis | Synonym |  | TRO |  | 
	
		| Ranunculus californicus var. rugulosus (Greene) L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus caliginosus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus callimorphoides (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus callimorphus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus calliodon (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus caloschistus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus calthiflorus Greene | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus calthifolius (Guss.) Jord. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus calvertii Boiss. & A.Huet | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus calvescens (Harry Sm. ex Fagerstr. & G.Kvist) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cambricus A.Benn. ex Druce | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cammarifolius Arv.-Touv. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus camossianus Clem. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus campanulatus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus camtschaticus Steud. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus canadensis Jacq. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus canaster (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus canastriformis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cancrifolius (Rasch) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cangshanicus W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus cantoniensis DC. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus cantoniensis var. sieboldii (Miq.) Kitam. ex Hatus. | Synonym |  | TRO |  | 
	
		| Ranunculus cantoniensis subsp. tachiroei (Franch. & Sav.) Kitam. | Synonym |  | TRO |  | 
	
		| Ranunculus canus Benth. | Accepted |  | TRO |  | 
	
		| Ranunculus canus var. blankinshipii B.L. Rob. | Synonym |  | TRO |  | 
	
		| Ranunculus canus var. canus | Synonym |  | TRO |  | 
	
		| Ranunculus canus var. laetus L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus canus var. ludovicianus (Greene) L.D. Benson | Accepted |  | TRO |  | 
	
		| Ranunculus canutii Coss. ex Ardoino | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus capellaensis P.Royen | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus capensis Thunb. | Accepted |  | TRO |  | 
	
		| Ranunculus capillaceus Thuill. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus capillaris Gaterau | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus capillus-naidis Arv.-Touv. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cappadocicus Willd. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus caprarum Skottsb. | Accepted |  | TRO |  | 
	
		| Ranunculus cardiopetalus Greene | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cardiophyllus Hook. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus cardiophyllus f. apetalus (Farr) B. Boivin | Accepted |  | TRO |  | 
	
		| Ranunculus cardiophyllus var. coloradensis L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus cardiophyllus var. subsagittatus (A. Gray) L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus caricetorum Greene | Synonym |  | TRO |  | 
	
		| Ranunculus carinatus Freyn | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus carinthiacus Hoppe | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus carlittensis (Sennen) Grau | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus carnosulus (Harry Sm.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus carnosus Wall. [Invalid] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus caroli Christoph. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus caroli-frederici (Fagerstr. & Kvist) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus carolinianus DC. | Synonym |  | TRO |  | 
	
		| Ranunculus carpaticola Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus carpaticus Herbich | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus carpetanus Boiss. & Reut. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus carpetanus var. alpinus Boiss. & Reut. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus carpinetorum Hörandl & Gutermann | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus carsei Petrie | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus casaliodes Kuntze | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cassius Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cassubicifolius W.Koch | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cassubiciformis Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cassubicus L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus cassubicus subsp. kemerovensis G.Kvist | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus castellanus Boiss. & Reut. ex Freyn | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus catharinensis Lourteig | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus caucasicus M.Bieb. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus caucasicus var. astrantiifolius Rupr. | Synonym |  | TRO |  | 
	
		| Ranunculus caucasicus subsp. subleiocarpus P.H. Davis | Synonym |  | TRO |  | 
	
		| Ranunculus caulescens H.Eichler | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cedercreutzii (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus celebicus H.Eichler | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cengialtii A.Kern. ex Freyn | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus centellifolius Standl. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ceramensis H.Eichler | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cervicornis Kitt. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cesatianus Caldesi | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus × cesatii Brügger | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus chaerophylloides Jord. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus chaerophyllos L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus chaerophyllos var. subhomophyllus Halácsy | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus chaffanjonii Danguy ex Finet & Gagnep. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus chamissoi Spreng. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus chamissonis Schltdl. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus changpingensis W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus charensis Royle | Unresolved |  | TRO |  | 
	
		| Ranunculus cheesemanii Kirk | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cheirophyllus Hayata | Accepted |  | TRO |  | 
	
		| Ranunculus chiclensis Ball | Synonym |  | TRO |  | 
	
		| Ranunculus chilensis DC. | Accepted |  | TRO |  | 
	
		| Ranunculus chinensis Bunge | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus chinghoensis L. Liou | Accepted |  | TRO |  | 
	
		| Ranunculus chionophilus Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus chius DC. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus chlorellus (Nannf.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus chodzhamastonicus Ovcz. & Junussov | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus chondrodes Pomel | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus choorensis D.Don | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus chopericus Tzvelev | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus chordorhizos Hook.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus christii W.Koch | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus chryptopetalus Larrañaga | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus × chrysanthus Brügger | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus chrysocyclus (Rech.f.) Iranshahr & Rech.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus chrysoleptos Brodtb. & Dunkel | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus chrysopetalus Larrañaga | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus chuanchingensis L. Liou | Accepted |  | TRO |  | 
	
		| Ranunculus cibiniensis Schur | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cicutarius Schltdl. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ciliosus Howell | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cinerascens Rouy & Foucaud | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cinereoviridis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus circinans (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus circinatifrons (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus circinatus Sibth. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus circinatus var. subrigidus (W.B. Drew) L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus circinnatoides Arv.-Touv. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus circinnatus C.Winkl. ex Freyn | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus clariflorus (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus claudiopolitanus Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus claviformis Dulac | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus clavulifer (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus clethraphilus Litard. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus clintonii Beck | Synonym |  | TRO |  | 
	
		| Ranunculus clivalis Allan | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus clivicola B.G.Briggs | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus clypeatus (Ulbr.) Lourteig | Accepted |  | TRO |  | 
	
		| Ranunculus coacervatus Merr. & L.M.Perry | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cobelliorum Murr ex Dalla Torre & Sarnth. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cochlearifer Dunkel | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cochlearifolius Ruiz & Pav. ex DC. | Synonym |  | TRO |  | 
	
		| Ranunculus codyanus B.Boivin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus coenosus Guss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus coenosus Godr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus coleophorus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus collanderi (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus collicola Menadue | Unresolved |  | TRO |  | 
	
		| Ranunculus collicolus Menadue | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus colliguensis Steud. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus collinus R.Br. ex DC. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus collomiae L.D. Benson | Unresolved |  | TRO |  | 
	
		| Ranunculus colocensis Menyh. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus colonorum Endl. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus coloradensis (L.D.Benson) L.D.Benson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus columnae All. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus comatus Link ex Schltdl. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus commemorans (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus commersonii DC. ex Poir. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus commutatus Badarò | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus compar (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus complicatus Kit. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus compluridens (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus concavus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus concinnatus Schott | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus concinnifolius (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus concinnifrons (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus concinnus (Hook. f.) Melville | Synonym |  | TRO |  | 
	
		| Ranunculus concordans (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus concretus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus confervoides Fr. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus confinis (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus confusus Gren. & Godr. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus coniformis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus conjugens Markl. ex Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus connectens (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus consectus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus consimilis H.Eichler | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus constans Haas | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus constantinopolitanus (DC.) d'Urv. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus convexiusculus Kovalevsk. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cooleyae Vasey & Rose | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus cooperi Oliv. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cordatus Clairv. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cordifolius Spreng. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cordifolius Bastard | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cordiformis Dulac | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cordiger Viv. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus cordiger subsp. diffusus (Moris) Arrigoni | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus coreanus H.Lév. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cornutus DC. | Accepted |  | TRO |  | 
	
		| Ranunculus coronatus Ehrenb. ex Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus corsicus DC. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cortusifolius Willd. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus corylisinus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cosmophyllus Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus crantzii Hedw. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus crassicaulis (Demarsin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus crassifolius (Rupr.) Grossh. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus crassipes Hook.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus crassirostratus T. Duncan | Unresolved |  | TRO |  | 
	
		| Ranunculus crassitruncus (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus crassiusculus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus crassus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus crateris P.H.Davis | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus crebridens (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus crenatolobus Hörandl & Gutermann | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus crenatus Waldst. & Kit. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus crenifer (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus crenifolius (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus creticus L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus crimaeus Juz. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus crithmifolius Nyman | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus crithmifolius Hook.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus croaticus Schott | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus crosbyi Cockayne | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus crucilobus H.Lév. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus crussicaulis G.Don | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus crymophilus Boiss. & Hohen. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cryptanthus Milne-Redh. & Turrill | Accepted |  | TRO |  | 
	
		| Ranunculus csatoi Schur | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cubensis Griseb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cuneaticans (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cuneatus Hook. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cuneatus Sommerf. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cuneatus Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cuneifolius Maxim. | Accepted |  | TRO |  | 
	
		| Ranunculus cuneifolius var. cuneifolius | Synonym |  | TRO |  | 
	
		| Ranunculus cuneiformis Small | Synonym |  | TRO |  | 
	
		| Ranunculus cuneilaminatus Greuter & Burdet | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cuneilobus A. Rich. | Accepted |  | TRO |  | 
	
		| Ranunculus cupreus Boiss. & Heldr. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus curvatus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus curvicaulis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus curvirostratus Bertol. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus curvirostris Freyn | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cusickii M.E.Jones | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cyclocarpus Pamp. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cyclophyllus Jord. ex Boreau | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cylindricus Jord. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus cymbalaria Pursh | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus cymbalaria var. alpina Hook. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus cymbalaria f. exilis (Phil.) Lourteig | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus cymbalaria var. exilis (Phil.) R.E.Fr. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus cymbalaria f. multisecta S.H.Li & Y.H.Huang | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus cymbalaria subsp. sarmentosus (Adams) Kitag. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus cymbalaria var. saximontanus Fernald | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus cymbalaria subsp. saximontanus (Fernald) Thorne | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus cymbalariifolius Balb. ex Moris | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus cymbalistes Greene | Synonym |  | TRO |  | 
	
		| Ranunculus cyprius (Boiss.) Chrtek & B.Slavík | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus cytheraeus (Halácsy) Baldini | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus czimganicus Ovcz. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus czywczynensis Jasiewicz | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus dactylophylloides (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus dactylophyllus Borch.-Kolb | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus daedalus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus dahuricus Turcz. ex Ledeb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus dalechanensis Iranshahr & Rech.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus dalmaticus Grossh. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus damascenus Boiss. & Gaill. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus danubius Borch.-Kolb | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus dasycarpus Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus daucifolius Steven | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus dealbatus Lapeyr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus debilis Raf. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus debreceniensis Hörandl & Gutermann | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus decipiens Pomel | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus declinatus Gilib. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus decorifactus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus decorus (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus decrescens (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus decumbens Bertol. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus decurvus (Hook.f.) Melville | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus defectiflorus (Rasch) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus defectus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus deformis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus degenii Kümmerle & Jáv. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus delacourii Gaudefroy & Mabille | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus deleniens (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus delitescens Greene | Synonym |  | TRO |  | 
	
		| Ranunculus delphinifolius Torr. | Accepted |  | TRO |  | 
	
		| Ranunculus delphinifolius f. terrestris (A. Gray) S.F. Blake | Accepted |  | TRO |  | 
	
		| Ranunculus delphinifolius var. terrestris (A. Gray) Farw. | Synonym |  | TRO |  | 
	
		| Ranunculus delphiniifolius Kunth | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus delvosallei (Demarsin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus demarsinii Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus deminuens (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus demissus DC. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus densiciliatus W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus densiciliatus var. glabrescens W.L. Zheng | Synonym |  | TRO |  | 
	
		| Ranunculus densiciliatus var. nyingchiensis W.L. Zheng | Synonym |  | TRO |  | 
	
		| Ranunculus dentatus (Baumg.) Freyn | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus depressus Kirk | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus depressus Georgi | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus depressus Fisch. ex Steud. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus deripovae Tzvelev | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus dertropodius Steud. ex A.Rich. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus dialeptus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus dichotomiflorus Lag. ex Freyn | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus dichotomus Moc. & Sessé ex DC. | Accepted |  | TRO |  | 
	
		| Ranunculus dichotomus var. limnobius Briq. | Synonym |  | TRO |  | 
	
		| Ranunculus dielsianus Ulbr. | Accepted |  | TRO |  | 
	
		| Ranunculus dielsianus var. dielsianus | Synonym |  | TRO |  | 
	
		| Ranunculus dielsianus var. suprasericeus Hand.-Mazz. | Accepted |  | TRO |  | 
	
		| Ranunculus diffusus DC. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus diffusus f. mollis (D.Don) Wall. ex Diels | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus diffusus var. mollis (D.Don) S.K.Srivast. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus × digeneus A.Kern. ex W.Huber | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus digitatifolius Jasiewicz | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus digitatus Gilib. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus digitatus Hook. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus digitatus Willd. ex Ledeb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus dilatatus Ovcz. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus dimidiatus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus diminutus B.G.Briggs | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus dimorphorhizus Brot. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus dimorphorrihizus Brot. | Unresolved |  | TRO |  | 
	
		| Ranunculus dingjieensis L. Liou | Accepted |  | TRO |  | 
	
		| Ranunculus dingjiensis L.Liu | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus diodon Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus discolor Steud. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus dispar (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus dissectifolius F.Muell. ex Benth. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus dissectus M.Bieb. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus dissidens (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus dissimilifolius (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus distans D.Don | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus distendens (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus distentilobus (R.Engel) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus distrias Steud. ex A.Rich. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus divaricatus Schrank | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus divergens Jord. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus diversifolius Gilib. [Invalid] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus djuloeensis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus dodecapetalus Stephan ex Ledeb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus doerflerianus Gand. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus doerrii Borch.-Kolb | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus dolichopodus A.Kern. ex Freyn | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus dolosus Fisch. & C.A.Mey. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus domingensis Urb. & Ekman | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus dongrergensis Hand.-Mazz. | Accepted |  | TRO |  | 
	
		| Ranunculus dongrergensis var. dongrergensis | Synonym |  | TRO |  | 
	
		| Ranunculus donianus Pritz. | Accepted |  | TRO |  | 
	
		| Ranunculus douglasii Howell | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus drepanensis Lojac. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus drouetii F.W.Schultz ex Godr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus drummondii Greene [Illegitimate] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus drylovii Ovcz. | Unresolved |  | TRO |  | 
	
		| Ranunculus dubius Freyn | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus duciformis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ducis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus duclouxii Finet & Gagnep. | Synonym |  | TRO |  | 
	
		| Ranunculus dulcis Bubani | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus duriaei Beille ex Sart. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus dusenii Lourteig | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus dyris (Maire) H.Lindb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus dysandrus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus dysanthus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus dzhavakheticus Ovcz. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus earlei Greene | Synonym |  | TRO |  | 
	
		| Ranunculus eastwoodianus L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus echinatissimus Blatt. | Synonym |  | TRO |  | 
	
		| Ranunculus echinatus Crantz | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus echinatus Vent. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus edulis Boiss. & Hohen. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus effingens (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus egens (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus eichlerianus B.G.Briggs | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus eisenii Kellogg | Synonym |  | TRO |  | 
	
		| Ranunculus elatior (Fr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus elatus Steud. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus elbrusensis Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus elbursensis var. aucheri (Boiss.) Parsa | Synonym |  | TRO |  | 
	
		| Ranunculus elegans C. Koch | Accepted |  | TRO |  | 
	
		| Ranunculus elegantifrons Hörandl & Gutermann | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus elenevskyi M.V.Sokolova | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus eleophilus Arv.-Touv. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus elgonensis Ulbr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus elisae Gamisans | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ellipes (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ellipticus Greene | Synonym |  | TRO |  | 
	
		| Ranunculus elongatus F.W.Schultz | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus elymaiticus Boiss. & Hausskn. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus emersus (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus emirnensis Bojer | Unresolved |  | TRO |  | 
	
		| Ranunculus emmetrus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus emporitanus Sennen | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus envalirensis Grau | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus enysii Kirk | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus epacrus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus eradicatus (Laest.) Johans. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus erectidens (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus erectus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus eremogenes Greene | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus eremogenes var. longissimus Lunell | Synonym |  | TRO |  | 
	
		| Ranunculus ericetorum Pourr. ex Freyn | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus erinifolius Ten. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus eriocalyx Scheele | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus eriocarpus Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus eriophyllus K.Koch | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus eriorrhizus Boiss. & Buhse | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus eriotorus Jord. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus erodiifolius Gay | Synonym |  | TRO |  | 
	
		| Ranunculus erythrogonius (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus eschscholtzii Schltdl. | Accepted |  | TRO |  | 
	
		| Ranunculus eschscholtzii var. adoneus (A. Gray) C.L. Hitchc. | Synonym |  | TRO |  | 
	
		| Ranunculus eschscholtzii var. alpinus C.L. Hitchc. | Synonym |  | TRO |  | 
	
		| Ranunculus eschscholtzii var. eschscholtzii | Synonym |  | TRO |  | 
	
		| Ranunculus eschscholtzii var. eximius (Greene) L.D. Benson | Accepted |  | TRO |  | 
	
		| Ranunculus eschscholtzii var. helleri (Rydb.) L.D. Benson | Accepted |  | TRO |  | 
	
		| Ranunculus eschscholtzii var. oxynotus (A. Gray) Jeps. | Accepted |  | TRO |  | 
	
		| Ranunculus eschscholtzii var. suksdorfii (A. Gray) L.D. Benson | Accepted |  | TRO |  | 
	
		| Ranunculus escurialensis Boiss. & Reut. ex Freyn | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus estherae Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus euanthemus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus eugyalus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus eumorphus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus euprepes (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus euryanthes (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus eurycaulos Lourteig | Accepted |  | TRO |  | 
	
		| Ranunculus eurycolpus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus euryphyllarius (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus eustrigulosus Schur | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus euthygrammus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus eversii (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus evittae Májovský | Unresolved |  | TRO |  | 
	
		| Ranunculus evolutus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus excellentis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus exiguidens (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus exiguifrons (Cedercr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus exiguus d'Urv. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus exilis Phil. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus eximius Greene | Synonym |  | TRO |  | 
	
		| Ranunculus expansus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus extensus (Hook. f.) Schilbe. ex Engl. | Accepted |  | TRO |  | 
	
		| Ranunculus extorris Hance | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus fagerstroemii (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus falcatus L. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus fallacifolius (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus fallacillus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus × fallax (Wimm. & Grab.) A.Nyár. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus fallax (Wimm. & Grab.) Sloboda | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus fallax subsp. hortensis G.Kvist | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus fallax subsp. porrectus G.Kvist | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus fallax subsp. sonckii Markl. ex G.Kvist | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus fallax subsp. subinermis Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus fallax subsp. valtae Fagerstr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus farsicus Rech.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus fascicularis Muhl. ex Bigelow | Accepted |  | TRO |  | 
	
		| Ranunculus fascicularis var. apricus (Greene) Fernald | Synonym |  | TRO |  | 
	
		| Ranunculus fascicularis var. cuneiformis (Small) L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus fascicularis var. fascicularis | Synonym |  | TRO |  | 
	
		| Ranunculus fasciculatus Sessé & Moc. | Accepted |  | TRO |  | 
	
		| Ranunculus fasciculiflorus H.Eichler | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus fatrae Májovský | Unresolved |  | TRO |  | 
	
		| Ranunculus × faurei Rouy & E.G.Camus | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus fauriei H.Lév. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus fedorovii (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus felixii H.Lév. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus × felixii Segret | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus felixii var. felixii | Synonym |  | TRO |  | 
	
		| Ranunculus fenzlii Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ferdinandi Briq. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus feripes (Rasch) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus fernandezii Blatt. | Synonym |  | TRO |  | 
	
		| Ranunculus fertilis (A.R.Clapham ex Laegaard) Landolt | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus festivus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus fibrillosus K.Koch | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus fibrosus Wall. ex Hook.f. & Thomson | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus fibrosus Pomel [Illegitimate] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus ficaria L. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus ficaria var. bulbifer Marsden-Jones [Illegitimate] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus ficaria var. bulbifera Albert | Synonym |  | TRO |  | 
	
		| Ranunculus ficaria subsp. bulbilifer Lambinon | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus ficaria subsp. calthifolius (Rchb.) Arcang. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus ficaria subsp. chrysocephalus P.D.Sell | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus ficaria subsp. fertilis A.R.Clapham ex Laegaard | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus ficaria subsp. ficariiformis (F.W.Schultz) Rouy & Foucaud | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus ficaria var. grandiflora (Robert) Strobl | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus ficaria subsp. nuicaulis Soó | Synonym |  | TRO |  | 
	
		| Ranunculus ficarifolia Pers. | Unresolved |  | TRO |  | 
	
		| Ranunculus ficariifolius H. Lév. & Vaniot | Accepted |  | TRO |  | 
	
		| Ranunculus ficariifolius var. crenatus H. Lév. | Synonym |  | TRO |  | 
	
		| Ranunculus ficariifolius var. erythrosepalus H. Lév. | Synonym |  | TRO |  | 
	
		| Ranunculus ficariifolius var. ovalifolius H. Lév. | Synonym |  | TRO |  | 
	
		| Ranunculus ficariiformis F.W.Schultz | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus ficarioides Bory & Chaub. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus filamentosus Wedd. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus filicaulis Rouy & Foucaud | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus filiformis Michx. | Synonym |  | TRO |  | 
	
		| Ranunculus filiformis var. ovalis J.M. Bigelow | Synonym |  | TRO |  | 
	
		| Ranunculus fiorii Pignatti ex Soldano | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus firmicaulis (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus firmulus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus fissifolius (Nannf. & Harry Sm.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus fistulosus Brign. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus fistulosus Pursh ex Torr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus flabellaris Raf. | Accepted |  | TRO |  | 
	
		| Ranunculus flabellaris f. flabellaris | Synonym |  | TRO |  | 
	
		| Ranunculus flabellatus Desf. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus flabellifolius Heuff. ex Rchb. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus flabelliformis (Rasch) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus flabelloides (A.Nyár.) Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus flabellus Royle | Unresolved |  | TRO |  | 
	
		| Ranunculus flaccidus Hook.f. & Thomson [Illegitimate] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus flaccidus Pers. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus flaccidus var. rionii (Lagger) Hegi | Synonym |  | TRO |  | 
	
		| Ranunculus flagellifolius Nakai | Synonym |  | TRO |  | 
	
		| Ranunculus flagelliformis Sm. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus flamma Gren. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus flammeus Gray | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus flammipetalus Gand. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus flammula L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus flammula D. Don | Synonym |  | TRO |  | 
	
		| Ranunculus flammula var. angustifolius Wallr. | Synonym |  | TRO |  | 
	
		| Ranunculus flammula var. filiformis (Michx.) Hook. | Synonym |  | TRO |  | 
	
		| Ranunculus flammula var. flammula | Synonym |  | TRO |  | 
	
		| Ranunculus flammula var. ovalis (J.M. Bigelow) L.D. Benson | Accepted |  | TRO |  | 
	
		| Ranunculus flammula var. reptans (L.) E. Mey. | Synonym |  | TRO |  | 
	
		| Ranunculus flammula var. samolifolius (Greene) L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus flammula subsp. scoticus (E.S.Marshall) Clapham | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus flammulae Krock. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus flammuloides Raf. ex DC. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus flavidus (Hand.-Mazz.) R.R. Stewart | Synonym |  | TRO |  | 
	
		| Ranunculus flavidus (Hand.-Mazz.) C.D.K. Cook | Synonym |  | TRO |  | 
	
		| Ranunculus flesicaulis Rouy & Foucaud | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus flexicaulis Kom. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus floribundus Bab. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus fluentorum Rouy | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus fluitans Lam. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus fluviatilis Willd. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus fluviatilis Bigelow | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus fluviatilis F.H.Wigg. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus foeniculaceus Gilib. | Synonym |  | TRO |  | 
	
		| Ranunculus foliosus Kirk | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus fontanus C.Presl | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus formosa-montanus Ohwi | Accepted |  | TRO |  | 
	
		| Ranunculus formosanus Masam. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus forreri Greene | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus forskoehlii DC. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus fraelensis Dunkel | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus fragifer W.Koch ex Dunkel | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus fragilis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus franchetianus Boreau | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus franchetii H.Boissieu | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus fraternus Schrenk ex Fisch. & C.A. Mey. | Accepted |  | TRO |  | 
	
		| Ranunculus × fratrum Ulbr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus freynianus Velen. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus freynii A.Kern. ex Sterneck | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus friesianus Jord. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus friesii Gren. & Godr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus frigidurbis H.J.Lam | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus frigidus Willd. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus frigidus Schrank | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus froedinii Rech.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus fucoides Freyn | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus fuegianus Speg. | Accepted |  | TRO |  | 
	
		| Ranunculus fueginos Phil. ex Reiche | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus fumariifolius Desf. ex DC. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus furcatifidus W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus furcatus Bergeret | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus furvellus (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus fuscinus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus fuscus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gainanensis P.Royen | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus galbanus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus galeotii Turcz. | Synonym |  | TRO |  | 
	
		| Ranunculus gallecicus Freyn ex Willk. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus ganeschinii Tzvelev | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gardenensis Pignatti | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus garganicus Ten. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus garianicus Borzi & Mattei | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gasparrinii Lojac. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gaurii L.R.Dangwal & D.S.Rawat | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gayeri Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gelertii E.H.L.Krause | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gelidus Kar. & Kir. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus gelidus subsp. grayi (Britton) Hultén | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus geminatus (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gentryanus L.D.Benson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus geoides Humb., Bonpl. & Kunth ex DC. | Synonym |  | TRO |  | 
	
		| Ranunculus geoides var. standleyi L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus georgicus Kem.-Nath. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus geraniifolius Hayata | Synonym |  | TRO |  | 
	
		| Ranunculus geranioides Kunth | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus geranioides Humb., Bonpl. & Kunth ex DC. | Unresolved |  | TRO |  | 
	
		| Ranunculus getaensis Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gharuensis Iranshahr & Rech.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus giganteus Wedd. | Synonym |  | TRO |  | 
	
		| Ranunculus gigas Lourteig | Accepted |  | TRO |  | 
	
		| Ranunculus gilibertii Zapał. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gilliesii Steud. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gingkolobus Sommier & Levier | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ginkgolobus Sommier & Levier | Unresolved |  | TRO |  | 
	
		| Ranunculus glabellus Royle | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus glaber (H.Lév.) Makino | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus glaberrimus Hook. | Accepted |  | TRO |  | 
	
		| Ranunculus glaberrimus var. ellipticus (Greene) Greene | Accepted |  | TRO |  | 
	
		| Ranunculus glaberrimus var. glaberrimus | Synonym |  | TRO |  | 
	
		| Ranunculus glabratus Hook.f. & Thomson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus glabratus (Lynge) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus glabricaulis (Hand.-Mazz.) L. Liou | Accepted |  | TRO |  | 
	
		| Ranunculus glabricaulis var. glabricaulis | Synonym |  | TRO |  | 
	
		| Ranunculus glabrifolius Hook. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus glabritorus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus glabriusculus Rupr. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus glacialiformis Hand.-Mazz. | Accepted |  | TRO |  | 
	
		| Ranunculus glacialis L. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus glacialis subsp. camissonis (Schltdl.) Hultén | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus glacialis var. chamissonis (Schltdl.) L.D.Benson | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus glacialis var. gelidus (Kar. & Kir.) Finet & Gagnep. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus glandulifer Poepp. | Synonym |  | TRO |  | 
	
		| Ranunculus glaphyranthus (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus glareosus Hand.-Mazz. | Accepted |  | TRO |  | 
	
		| Ranunculus glaucescens (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus glaucus (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus glechomoides (Hyl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus globosus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus glomifolius (Rasch) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus glossophorus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gmelinii DC. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus gmelinii var. gmelinii | Synonym |  | TRO |  | 
	
		| Ranunculus gmelinii subsp. gmelinii | Synonym |  | TRO |  | 
	
		| Ranunculus gmelinii var. hookeri (D. Don) L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus gmelinii var. limosus (Nutt.) H. Hara | Synonym |  | TRO |  | 
	
		| Ranunculus gmelinii var. prolificus (Fernald) H. Hara | Synonym |  | TRO |  | 
	
		| Ranunculus gmelinii subsp. purshii (Richardson) Hultén | Synonym |  | TRO |  | 
	
		| Ranunculus gmelinii var. purshii (Richardson) H. Hara | Synonym |  | TRO |  | 
	
		| Ranunculus gmelinii subsp. radicans (C.A.Mey.) Hultén | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus gmelinii var. radicans Krylov | Synonym |  | TRO |  | 
	
		| Ranunculus gmelinii var. schizanthus (Lunell) L.D. Benson | Accepted |  | TRO |  | 
	
		| Ranunculus gmelinii var. terrestris (Ledeb.) L.D. Benson | Accepted |  | TRO |  | 
	
		| Ranunculus gmelinii var. yukonensis (Britton) L.D. Benson | Accepted |  | TRO |  | 
	
		| Ranunculus gobicus Maxim. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus godleyanus Hook.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus goldei Meinsh. ex Trautv. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus golitzynii Tzvelev | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gonnetii Jord. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gonophyllus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gormanii Greene | Accepted |  | TRO |  | 
	
		| Ranunculus gortanii Pignatti | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gouanii Lecoq & Lamotte | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gouanii Hegetschw. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gouanii Sm. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gouanii Willd. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gracilicaulis (Cedercr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gracilifolius (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gracilior (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gracilipes Hook.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gracilis E.D.Clarke | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus gracilis auct. | Synonym |  | TRO |  | 
	
		| Ranunculus gracillimus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus graecensis Hörandl & Gutermann | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus graecus Griseb. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus grahamii Petrie | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gramineus L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus graminifolius Salisb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus granatensis Boiss. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus grandiflorus L. | Synonym |  | TRO |  | 
	
		| Ranunculus grandifolius C.A. Mey. | Accepted |  | TRO |  | 
	
		| Ranunculus grandilobatus (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus grandis Honda | Accepted |  | TRO |  | 
	
		| Ranunculus grandis var. grandis | Synonym |  | TRO |  | 
	
		| Ranunculus grandis var. manshuricus H. Hara | Accepted |  | TRO |  | 
	
		| Ranunculus grandis var. typicus Hara | Synonym |  | TRO |  | 
	
		| Ranunculus graniticola Melville | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus granulatus Griseb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gratiosus Brodtb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus grayanus Freyn | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus grayi Britton | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus greenei Howell | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gregalis (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gregarius Brot. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus grenierianus Jord. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus gripsholmiensis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus grossheimii Kolak. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus grossidens W.Koch ex Brodtb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus × grovesii Druce | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gruinalis Schott, Nyman & Kotschy | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus guelzowiensis R.Doll | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gueneri Ayasligil & P.H.Davis | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus guilelmi-jordanii Asch. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus gunae Schweinf. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gunnianus Hook. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gusmannii Humb. ex Caldas | Accepted |  | TRO |  | 
	
		| Ranunculus gusmannii var. krapfia (DC. ex Deless.) Wedd. | Synonym |  | TRO |  | 
	
		| Ranunculus gusmannii var. lechleri (Schltdl.) Wedd. | Synonym |  | TRO |  | 
	
		| Ranunculus × gutermannii Janch. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus guzmannii Humb. ex DC. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gymnadenus Sommier & Levier | Synonym |  | TRO |  | 
	
		| Ranunculus gyratidens (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus gyratifrons (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus haarbachii De Not. ex Ces. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus haasii Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus haastii Hook.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus haastii subsp. pilifer F.J.F.Fisher | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus habbemensis Merr. & L.M.Perry | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus haemanthus Ulbr. | Accepted |  | TRO |  | 
	
		| Ranunculus haesselbyholmiensis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus haglundii (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hakkodensis Nakai | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus × halleri Brügger | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hallstaensis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus halophilus Schltdl. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hamatosetosus H.Eichler | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hamiensis J.G. Liu | Accepted |  | TRO |  | 
	
		| Ranunculus hannae Jasiewicz | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hannonianus (Demarsin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hartwegii Greene | Synonym |  | TRO |  | 
	
		| Ranunculus hartzii (Fagerstr. & Kvist) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus harveyi (A. Gray) Britton | Accepted |  | TRO |  | 
	
		| Ranunculus harveyi var. australis (Brandegee) L.D. Benson | Accepted |  | TRO |  | 
	
		| Ranunculus harveyi var. harveyi | Synonym |  | TRO |  | 
	
		| Ranunculus harveyi var. pilosus Benke | Synonym |  | TRO |  | 
	
		| Ranunculus harveyi f. pilosus (Benke) E.J. Palmer & Steyerm. | Accepted |  | TRO |  | 
	
		| Ranunculus hastatus Walker ex Wight | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hawaiensis A. Gray | Accepted |  | TRO |  | 
	
		| Ranunculus hayekii Dörfl. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus haynaldii Menyh. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hebecarpus Hook. & Arn. | Accepted |  | TRO |  | 
	
		| Ranunculus hectori Kirk | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hederaceus L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus hederifolius Salisb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hegetschweileri W.Koch [Illegitimate] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus heikkinenii (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus × heimburgerae Brayshaw [Unplaced] | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hejingensis W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus heldreichanus Jord. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus helenae Albov | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus helleri Rydb. | Synonym |  | TRO |  | 
	
		| Ranunculus helogeton Ulbr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus helveticus Brodtb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hemicyclodes (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hemicyclodon (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hemicyclophyllus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hemignostus Steud. | Synonym |  | TRO |  | 
	
		| Ranunculus henriquesii Freyn | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus × hepaticifolius Brügger ex Freyn | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hesperoxys Greene | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus heterophyllus Weber | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus heterophyllus Sm. | Synonym |  | TRO |  | 
	
		| Ranunculus heterorrhizus Boiss. & Balansa | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus heterotrichus H.Eichler | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hetianensis L. Liou | Accepted |  | TRO |  | 
	
		| Ranunculus heucherifolius C.Presl | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus heuffelii Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hevellus Hülsen ex O.Schwarz | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hexasepalus (L.D. Benson) L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus hicanostylus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hierosolymitanus Boiss. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus hilarans (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hilarii Hieron. | Synonym |  | TRO |  | 
	
		| Ranunculus hillii Lourteig | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus × hiltonii H.Groves & J.Groves | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus himalaicus Kadota | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hirsutulus W.Koch ex Dunkel | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hirsutus Curtis | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hirtellus Royle | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus hirtellus var. glabrescens W.L. Zheng | Synonym |  | TRO |  | 
	
		| Ranunculus hirtellus var. glabricaulis Hand.-Mazz. | Synonym |  | TRO |  | 
	
		| Ranunculus hirtellus var. hirtellus | Synonym |  | TRO |  | 
	
		| Ranunculus hirtellus var. orientalis W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus hirtellus var. sigyilaicus W.L. Zheng | Synonym |  | TRO |  | 
	
		| Ranunculus hirtipes Greene | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hirtus Muhl. ex Steud. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hirtus Hook.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hirtus Banks & Sol. ex DC. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hispidus Michx. | Accepted |  | TRO |  | 
	
		| Ranunculus hispidus var. caricetorum (Greene) T. Duncan | Accepted |  | TRO |  | 
	
		| Ranunculus hispidus var. eurylobus L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus hispidus var. falsus Fernald | Synonym |  | TRO |  | 
	
		| Ranunculus hispidus var. greenmanii L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus hispidus var. hispidus | Synonym |  | TRO |  | 
	
		| Ranunculus hispidus var. marilandicus (Poir.) L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus hispidus var. nitidus (Chapm.) T. Duncan | Accepted |  | TRO |  | 
	
		| Ranunculus hohenackeri C.Presl | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus holanthus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hollianus Rchb. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus holmii Greene | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus holophyllus Hance | Synonym |  | TRO |  | 
	
		| Ranunculus homoeophyllus Freyn | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hookeri Schltdl. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus hookeri Regel [Illegitimate] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus horieanus Kadota | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hornemanni Schltdl. | Unresolved |  | TRO |  | 
	
		| Ranunculus hornschuchii Hoppe | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus hortensis (G.Kvist) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hortensis Schur | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hortensis Pers. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hortobagyianus Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hortorum (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hostiliensis Pignatti | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus howellii Greenm. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hsinganensis Kitag. | Synonym |  | TRO |  | 
	
		| Ranunculus huetii Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus huetii var. glabrescens Boiss. | Synonym |  | TRO |  | 
	
		| Ranunculus huetii var. rigidulus Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hultenii (Vorosch.) Luferov | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus humilis Collie ex Hook. | Synonym |  | TRO |  | 
	
		| Ranunculus humillimus W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus hungaricus Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus × huttensis A.Wall | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hyallii Hook. f. | Unresolved |  | TRO |  | 
	
		| Ranunculus hybridus Biria | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus × hybridus Payot | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hydrocharis Spenn. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hydrocharis f. bungei (Steud.) Hiern | Synonym |  | TRO |  | 
	
		| Ranunculus hydrocharis f. lobbii Hiern | Synonym |  | TRO |  | 
	
		| Ranunculus hydrocharis f. trichophyllus (Chaix) Hiern | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hydrocharoides A. Gray | Accepted |  | TRO |  | 
	
		| Ranunculus hydrocharoides var. natans (Nees ex G. Don) L.D. Benson ex Standl. & Steyerm. | Accepted |  | TRO |  | 
	
		| Ranunculus hydrocharoides var. stolonifer (Hemsl.) L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus hydrocotile Dombey ex DC. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hydrocotyloides Wall. ex D.Don | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus hydrophilus Gaudich. ex Mirb. | Accepted |  | TRO |  | 
	
		| Ranunculus hydrophilus Bunge | Synonym |  | TRO |  | 
	
		| Ranunculus hyperboreus Rottb. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus hyperboreus subsp. hyperboreus | Synonym |  | TRO |  | 
	
		| Ranunculus hyperboreus var. hyperboreus | Synonym |  | TRO |  | 
	
		| Ranunculus hyperboreus subsp. intertextus (Greene) B.M. Kapoor & Á. Löve | Synonym |  | TRO |  | 
	
		| Ranunculus hyperboreus var. intertextus (Greene) B. Boivin | Accepted |  | TRO |  | 
	
		| Ranunculus hyperboreus var. multifidus (G.Don) Hook.f. & Thomson | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus hyperboreus var. natans (C.A.Mey.) Regel | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus hyperboreus var. radicans (C.A.Mey.) Hook.f. & Thomson | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus hyperboreus var. samojedorum Perf. | Synonym |  | TRO |  | 
	
		| Ranunculus hyperboreus subsp. samojedorum (Rupr.) Hultén | Synonym |  | TRO |  | 
	
		| Ranunculus hyperboreus var. tricrenatus Rupr. | Synonym |  | TRO |  | 
	
		| Ranunculus hyperboreus var. turquetilianus Polunin | Synonym |  | TRO |  | 
	
		| Ranunculus hypochromatinus (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hypotrichus Turcz. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hypselus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus hyrcanus Grossh. | Unresolved |  | TRO |  | 
	
		| Ranunculus hystriculus A. Gray | Accepted |  | TRO |  | 
	
		| Ranunculus icelandicus K.C.Davis | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus idionanthus Gand. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus idiophylloides (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus idiophyllus (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus idoholernus Sessé & Moc. | Unresolved |  | TRO |  | 
	
		| Ranunculus illinoensis Greene | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus illudens (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus illyricus L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus imitans (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus imitator (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus imparidens (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus implicatus Arechav. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus inaequalidens (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus inaequalis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus inamoenus Greene | Accepted |  | TRO |  | 
	
		| Ranunculus inamoenus var. alpeophilus (A. Nelson) L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus inamoenus var. subaffinis (A. Gray) L.D. Benson | Accepted |  | TRO |  | 
	
		| Ranunculus inamoenus subsp. subaffinis (A. Gray) Roy L. Taylor & MacBryde | Unresolved |  | TRO |  | 
	
		| Ranunculus inaptus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus inchoatus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus incisifolius Rchb. ex Kitt. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus incisulus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus incisurifer (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus incisus Hook.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus inclinatus (Rasch) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus incomparabilis Janka | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus incompletus (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus inconcinnus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus inconspectiflorus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus inconspectiformis (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus inconspectus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus inconspicuus Hook.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus incrassatus Guss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus indecorus W.Koch | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus indicus Roxb. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus indivisus (Maxim.) Hand.-Mazz. | Accepted |  | TRO |  | 
	
		| Ranunculus indivisus var. abaensis (W.T. Wang) W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus indivisus var. indivisus | Synonym |  | TRO |  | 
	
		| Ranunculus inextricabilis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus infestus Salisb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus infuscus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus inopinus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus inops Schott | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus insertus G.Simpson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus insignis Hook.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus insubricus Ces. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus insubricus Pignatti | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus insulae-mauritiae Eig | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus insularis Viv. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus integerrimus (Julin) Borch.-Kolb | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus × intercedens Domin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus × intermediifolius W.Huber | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus intermediifolius Huber | Unresolved |  | TRO |  | 
	
		| Ranunculus intermedius Eaton | Synonym |  | TRO |  | 
	
		| Ranunculus intertextus Greene | Synonym |  | TRO |  | 
	
		| Ranunculus intervallatus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus intervallicarens (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus intramongolicus Y.Z. Zhao | Accepted |  | TRO |  | 
	
		| Ranunculus intricatifrons (Markl. & Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus inundatus R.Br. ex DC. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus involucratus Maxim. | Synonym |  | TRO |  | 
	
		| Ranunculus involucratus var. minor L. Liou | Synonym |  | TRO |  | 
	
		| Ranunculus irenchabirgae Regel ex Ovcz. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus iriomotensis Masam. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus irregularis Dunkel | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus islandicus (Fagerstr. & Kvist) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus isophylloides (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus isophyllus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus isopyroides DC. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus isthmicus Boiss. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus istriacus Hörandl & Gutermann | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus jacquemontii Riedl | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus jacquinii K.F.Schimp. & Spenn. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus jacuticus Ocz. | Accepted |  | TRO |  | 
	
		| Ranunculus janischevskyi Tzvelev | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus japonicus Thunb. | Accepted |  | TRO |  | 
	
		| Ranunculus japonicus var. hsinganensis (Kitag.) W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus japonicus var. japonicus | Synonym |  | TRO |  | 
	
		| Ranunculus japonicus var. latissimus Kitag. | Synonym |  | TRO |  | 
	
		| Ranunculus japonicus f. latissimus Kitag. | Synonym |  | TRO |  | 
	
		| Ranunculus japonicus var. monticola Kitag. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus japonicus var. pratensis Kitag. | Synonym |  | TRO |  | 
	
		| Ranunculus japonicus var. pratensis (Kitag.) Tamura | Synonym |  | TRO |  | 
	
		| Ranunculus japonicus var. propinquus (C.A. Mey.) W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus japonicus var. smirnovii (Ovcz.) L. Liou | Synonym |  | TRO |  | 
	
		| Ranunculus japonicus var. yakushimensis (Makino) Yamam. | Synonym |  | TRO |  | 
	
		| Ranunculus javanicus Blume | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus javorkae Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus jazgulemicus Ovcz. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus jilongensis L. Liou | Synonym |  | TRO |  | 
	
		| Ranunculus jingyuanensis W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus jovis A. Nelson | Accepted |  | TRO |  | 
	
		| Ranunculus jucundus (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus jugentassicus N.I. Rubtzov | Synonym |  | TRO |  | 
	
		| Ranunculus jugosus Menadue | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus julinii Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus junipericola Ohwi | Accepted |  | TRO |  | 
	
		| Ranunculus juniperinus M.E.Jones | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus juratensis Brodtb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus kadzusensis Makino | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus kajanensis (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus kalinensis Jasiewicz | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus kamchaticus DC. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus kamtschaticus DC. | Accepted |  | TRO |  | 
	
		| Ranunculus karakoramicola Tamura | Accepted |  | TRO |  | 
	
		| Ranunculus karelicus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus karelinii Czerep. [Illegitimate] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus karpatianus Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus kastamonuensis Dönmez | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus kauffmanii Clerc | Synonym |  | TRO |  | 
	
		| Ranunculus kaufmannii Clerc [Invalid] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus kawakamii Makino | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus kawakamii Hayata | Synonym |  | TRO |  | 
	
		| Ranunculus kayseri Schur | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus × kelchoensis S.D.Webster | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus kemensis (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus kemerovensis (G.Kvist) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus keniensis Milne-Redh. & Turrill | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus kerneri Freyn | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus kevoensis (Fagerstr. & Kvist) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus keysseri Schltr. ex Diels | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus kindlianus Formánek | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus kirkii Petrie | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus kitadakeanus Ohwi | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus kitaibelii Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus kitinensis (Fagerstr. & Kvist) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus kittilensis (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus kladnii Schur | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus klingstedtii (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus klukii Zapał. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus kochii Ledeb. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus koeiei Rech.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus koelzii Rech.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus kohistanensis Qureshi & Chaudhri | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus komarovii Freyn | Unresolved |  | TRO |  | 
	
		| Ranunculus kopetdaghensis Litv. | Synonym |  | TRO |  | 
	
		| Ranunculus kosinensis Chugayn. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus kossuthii Pénzes | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus kotschyi Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus krapfia DC. ex Deless. | Accepted |  | TRO |  | 
	
		| Ranunculus krapfia var. krapfia | Synonym |  | TRO |  | 
	
		| Ranunculus krasnovii Ovcz. | Unresolved |  | TRO |  | 
	
		| Ranunculus krylovii Ovcz. | Synonym |  | TRO |  | 
	
		| Ranunculus kuepferi Greuter & Burdet | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus kujalae (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus kunlunensis J.G. Liou in Z.M. Mao | Unresolved |  | TRO |  | 
	
		| Ranunculus kunlunshanicus J.G. Liu | Accepted |  | TRO |  | 
	
		| Ranunculus kunmingensis W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus kunmingensis var. kunmingensis | Synonym |  | TRO |  | 
	
		| Ranunculus kunmingensis f. leipoensis (L. Liou) W.T. Wang | Synonym |  | TRO |  | 
	
		| Ranunculus kunthii Triana & Planch. | Synonym |  | TRO |  | 
	
		| Ranunculus kunzii W.Koch | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus kurdicus Greuter & Burdet | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus kvedbyensis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus kvistii (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus kykkoensis Meikle | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus kymmenensis Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus kyyhkynenii (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus labordei H. Lév. & Vaniot | Synonym |  | TRO |  | 
	
		| Ranunculus lacer (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lacerescens (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lacerus C.R.Bell | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lacerus Mutel | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus laciniatus Clairv. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus laciniatus Clairv. ex Baumg. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lacinulatus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lactus Wall. | Unresolved |  | TRO |  | 
	
		| Ranunculus lacustris L.C.Beck & J.G.Tracy | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus laestadii Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus laetevirens (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus laeticolor (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus laetus Wall. ex D.Don [Illegitimate] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus laetus Wall. ex Hook. f. & J.W. Thomson | Accepted |  | TRO |  | 
	
		| Ranunculus laetus subsp. chitralicus Qureshi & Chaudhri | Synonym |  | TRO |  | 
	
		| Ranunculus laetus var. kashmiricus Qureshi & Chaudhri | Synonym |  | TRO |  | 
	
		| Ranunculus laetus subsp. laetiformis Ovcz. | Synonym |  | TRO |  | 
	
		| Ranunculus laetus var. leipoensis L. Liou | Synonym |  | TRO |  | 
	
		| Ranunculus laetus subsp. pseudolaetus (Tamura) Ovcz. | Synonym |  | TRO |  | 
	
		| Ranunculus laevis Paolucci | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lagascanus DC. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus lambayequensis T. Duncan & Sagást. | Accepted |  | TRO |  | 
	
		| Ranunculus lambertianus D.Dietr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus × lambertii Felix | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lanceolatus Pall. ex DC. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lanceolatus Pall. ex Clairv. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lancifolius Bertol. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus lancipetalus Griseb. | Accepted |  | TRO |  | 
	
		| Ranunculus landsorticola (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus langsdorfii DC. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus langsdorfii Spreng. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lanuginosiformis Selin ex N.I. Fellm. | Synonym |  | TRO |  | 
	
		| Ranunculus lanuginosus L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus lanuginosus var. constantinopolitanus DC. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus lappaceus Sm. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lappaceus var. pascuinus Hook.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lapponicus L. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus lasiocarpus C.A.Mey. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lasiostemon Fenzl | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lateriflorus DC. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus latiangulus (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus latiapex (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus laticrenatus Hörandl & Gutermann | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus latidens (Cedercr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus latifolius (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus latifrons (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus latilobus Kit. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus latiphyllarius Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus latisectus W.Koch | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus latisinuatus (Cedercr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus latisinus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus laurilaensis (Fagerstr. & Kvist) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lavrentiadis Papan. & Kokkini | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lawalreei (Demarsin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus laxicaulis Darby | Accepted |  | TRO |  | 
	
		| Ranunculus laxus Merr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus le-brunii Chouard | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lechleri Schltdl. | Synonym |  | TRO |  | 
	
		| Ranunculus × lechneri Murr | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lechnerianus Murr | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lecithodes (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lecokii Boreau | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ledebourii Lipsky | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus leiocladus Hayata | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus leiodiscus Boiss. & A.Huet | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lemmonii A. Gray | Synonym |  | TRO |  | 
	
		| Ranunculus lenormandii F.W.Schultz | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus leonardii Sennen | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus leontinensis Freyn | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus lepidulus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lepidus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus leptaleus DC. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus leptocaulis Hook. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus leptomeris Haas | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus leptopetalus Raf. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus leptophyes (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus leptophyllarius (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus leptorrhynchus Aitch. & Hemsl. | Synonym |  | TRO |  | 
	
		| Ranunculus leptostylus (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lerchenfeldianus Schur | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus leucothrix Ball | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus leveilleanus Fedde | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus × levenensis Druce ex Gornall | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus libanoticus Freyn | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ligulatus Melville | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ligusticus Pignatti | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus limosella F.Muell. ex Kirk | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus limoselloides Turcz. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus limoselloides var. mandonianus (Wedd.) Steyerm. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus limoselloides f. minor (Benoist) Steyerm. | Synonym |  | TRO |  | 
	
		| Ranunculus limosus Nutt. | Synonym |  | TRO |  | 
	
		| Ranunculus limprichtii Ulbr. | Accepted |  | TRO |  | 
	
		| Ranunculus limprichtii var. limprichtii | Synonym |  | TRO |  | 
	
		| Ranunculus lindenianus Briq. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lindheimeri Engelm. | Accepted |  | TRO |  | 
	
		| Ranunculus linearifidus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus linearifolius Qureshi & Chaudhri | Synonym |  | TRO |  | 
	
		| Ranunculus linearilobus Bunge | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus linearilobus subsp. mogoltavicus Popov | Synonym |  | TRO |  | 
	
		| Ranunculus linearis (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lingua L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus lingulatus Brodtb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus linkolae (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus litoralis Schltdl. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus litoralis Phil. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus litoricola (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus llaveanus Schltdl. | Synonym |  | TRO |  | 
	
		| Ranunculus lobatus Jacquem. ex Cambess. [Illegitimate] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus lobbii A.Gray | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus lobulatus Cockayne | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lojkae Sommier & Levier | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lomatocarpus Fisch. & C.A. Mey. | Synonym |  | TRO |  | 
	
		| Ranunculus lonchophyllarius (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus longicaulis Ledeb. ex A.Spreng. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus longicaulis C.A.Mey. [Illegitimate] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus longicaulis var. geniculatus (Hand.-Mazz.) L. Liou | Synonym |  | TRO |  | 
	
		| Ranunculus longicaulis var. nephelogenes (Edgew.) L.Liu | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus longicaulis var. pseudohirculus (Schrenk) Gubanov | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus longicaulis subsp. pulchellus (C.A.Mey.) Gubanov | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus longicaulis var. pulchellus (C.A.Mey.) Gubanov | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus longidens (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus longifolius Lam. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus longilobus A.Heller | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus longilobus Ovcz. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus longimammiformis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus longimammus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus longipedunculatus Scheidw. | Synonym |  | TRO |  | 
	
		| Ranunculus longipes Lange ex Cutanda | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus longipetalus Hand.-Mazz. | Synonym |  | TRO |  | 
	
		| Ranunculus longipetiolatus Colenso | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus longipilosus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus longirostris Godr. | Synonym |  | TRO |  | 
	
		| Ranunculus longisectus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus longistylus (Nannf.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus longivaginatus Iranshahr & Rech.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lorentii Hochst. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lourteigiae H. Eichler | Accepted |  | TRO |  | 
	
		| Ranunculus lowii Stapf | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lucidus Poir. | Synonym |  | TRO |  | 
	
		| Ranunculus lucorum (Engel) Borch.-Kolb | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ludovicianus Greene | Synonym |  | TRO |  | 
	
		| Ranunculus lugdunensis Jord. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus × luizetii Rouy | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus luminarius Pignatti ex Greuter | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lunaris Brodtb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lundbyensis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lundevallii (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus luoergaiensis L. Liou | Accepted |  | TRO |  | 
	
		| Ranunculus lurorum Köie & Rech.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lusitanicus Freyn | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus lutarius (Revel) Bouvet | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus lutchuensis Nakai | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus luteolus Lojac. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lutulentus Songeon & E.P.Perrier | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus lutulentus Perrier & Song. | Synonym |  | TRO |  | 
	
		| Ranunculus × lutzii Felix | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus luxurians Lourteig | Accepted |  | TRO |  | 
	
		| Ranunculus luxuriosus (Valta) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus luzulifolius Amo | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lyallii (A. Gray) Rydb. | Accepted |  | TRO |  | 
	
		| Ranunculus lycoctonifolius Hegetschw. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lyngei (Harry Sm. ex Fagerstr. & G.Kvist) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus lyratus Brodtb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus macauleyi A. Gray | Accepted |  | TRO |  | 
	
		| Ranunculus macilentus (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus maclovianus D'Urville | Accepted |  | TRO |  | 
	
		| Ranunculus macounii Britton | Accepted |  | TRO |  | 
	
		| Ranunculus macounii var. macounii | Synonym |  | TRO |  | 
	
		| Ranunculus macounii var. oreganus K.C. Davis | Synonym |  | TRO |  | 
	
		| Ranunculus macrantherus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus macranthus Scheele | Accepted |  | TRO |  | 
	
		| Ranunculus macranthus var. arsenei L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus macrocarpellophorus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus macrodactylus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus macrodon Turcz. ex Ovcz. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus macropetalus DC. | Accepted |  | TRO |  | 
	
		| Ranunculus macrophyllarius (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus macrophyllus Desf. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus macropodoides Briq. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus macropus Hook.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus macropus Boiss. & Buhse | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus macrorhizus Schnizl. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus macrorrhynchus Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus macrotis Brodtb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus macullatus Cockayne & Allan | Unresolved |  | TRO |  | 
	
		| Ranunculus madagascariensis Freyn | Synonym |  | TRO |  | 
	
		| Ranunculus madrensis Rose | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus maelarensis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus maelbyensis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus magellanicus Comm. ex DC. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus magellensis Ten. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus magnidens (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus magnifolius (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus magnimammus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus magnitorifer (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus mainlingensis W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus mairei H. Lév. | Synonym |  | TRO |  | 
	
		| Ranunculus major Dumort. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus makaluensis Kadota | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus makaschwilii Kem.-Nath. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus malabailae Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus malacophyllus Schur | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus malessanus Degen & Hervier | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus malinovskii Elenevsky & Derv.-Sok. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus mammiformidens (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus mancus (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus mandonianus Wedd. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus mandonianus f. minor Benoist | Synonym |  | TRO |  | 
	
		| Ranunculus manifestus (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus manshuricus S.H. Li | Synonym |  | TRO |  | 
	
		| Ranunculus marchesinii Lojac. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus marginatus d'Urv. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus marginatus subsp. trachycarpus Hayek | Synonym |  | TRO |  | 
	
		| Ranunculus marginatus var. trachycarpus ex Azn. | Synonym |  | TRO |  | 
	
		| Ranunculus marginicola Jasiewicz | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus marilandicus Poir. | Synonym |  | TRO |  | 
	
		| Ranunculus marinus Fr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus maritimus Phil. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus marklundii (Julin & Nannf.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus marmarosensis Soó | Unresolved |  | TRO |  | 
	
		| Ranunculus marmorarius Jeps. & Tracy | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus marschlinsii Steud. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus marsicus Guss. & Ten. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus martini Lamotte | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus mathei Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus matrensis Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus matsudai Hayata ex Masam. | Accepted |  | TRO |  | 
	
		| Ranunculus matthewsii Cheeseman | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus mauiensis A.Gray | Accepted |  | TRO |  | 
	
		| Ranunculus mauritanicus Pomel | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus maurochlorus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus maximowiczii Pamp. | Synonym |  | TRO |  | 
	
		| Ranunculus maximus Greene | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus mccallae K.C.Davis | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus medians (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus mediocrifidus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus mediocris (Markl. ex Valta) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus mediogracilis Dunkel | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus mediosectus Hörandl & Gutermann | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus medioximus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus mediterraneus Griseb. ex Schur | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus medius Bernh. ex Schlecht. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus megacarpus W.Koch | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus megalocaulis Hörandl & Gutermann | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus megalodon (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus megalodontoides (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus meganthus Raf. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus megaphyllus Steud. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus meifolius Pomel | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus meilixueshanicus Kadota & T.L.Ming | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus meinshausenii Schrenk | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus meionophyllus Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus melanogynus W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus melzeri Hörandl & Gutermann | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus membranaceus Royle | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus membranaceus Fresen. | Synonym |  | TRO |  | 
	
		| Ranunculus membranaceus var. membranaceus | Synonym |  | TRO |  | 
	
		| Ranunculus membranaceus var. pubescens (W.T. Wang) W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus membranaster (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus membranifolius (Kirk) Garn.-Jones | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus membranifolius (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus memeranus Rupr. | Unresolved |  | TRO |  | 
	
		| Ranunculus mendax (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus mendosus Hörandl & Gutermann | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus mentiens H.Eichler | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus menyuanensis W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus mergenthaleri Borch.-Kolb | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus meridionalis Grossh. | Synonym |  | TRO |  | 
	
		| Ranunculus meristus B.G.Briggs & Makinson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus merovensis Grossh. | Synonym |  | TRO |  | 
	
		| Ranunculus mesidius (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus metabolus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus metrius (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus mexiae (L.D. Benson) T. Duncan | Accepted |  | TRO |  | 
	
		| Ranunculus mexicanus K.C. Davis | Synonym |  | TRO |  | 
	
		| Ranunculus × meyeri Brügger | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus meyeri Harv. | Accepted |  | TRO |  | 
	
		| Ranunculus meyerianus Rupr. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus mgounicus Quézel | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus michaelis Kovalevsk. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus michiganensis Farw. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus micranthus Nutt. | Accepted |  | TRO |  | 
	
		| Ranunculus micranthus var. cymbalistes (Greene) Fernald | Synonym |  | TRO |  | 
	
		| Ranunculus micranthus var. delitescens (Greene) Fernald | Synonym |  | TRO |  | 
	
		| Ranunculus micranthus var. micranthus | Synonym |  | TRO |  | 
	
		| Ranunculus micrasterias (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus microcarpus C.Presl | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus microcarpus Bertol. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus microdon (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus microlonchus Greene | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus micronivalis Hand.-Mazz. | Accepted |  | TRO |  | 
	
		| Ranunculus micronivalis var. platypetalus Hand.-Mazz. | Synonym |  | TRO |  | 
	
		| Ranunculus micropetalus (Greene) Rydb. | Accepted |  | TRO |  | 
	
		| Ranunculus microphyllus Hand.-Mazz. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus migaricus Kem.-Nath. & Chinth. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus miliarakesii Halácsy | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus millanii F.Muell. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus millefoliatus Vahl | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus millefolius Banks & Sol. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus millefolius subsp. hierosolymitanus (Boiss.) P.H.Davis | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus millii Boiss. & Heldr. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus mimulus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus mindshelkensis B.Fedtsch. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus minimifolius H.Eichler | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus minimus Schltdl. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus minimus (L.) E.H.L.Krause [Illegitimate] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus minjanensis Rech.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus minor (L. Liou) W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus minutiflorus Bert. ex Phil. | Accepted |  | TRO |  | 
	
		| Ranunculus minutifrons (Markl. ex Valta) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus minutiusculus Ulbr. | Synonym |  | TRO |  | 
	
		| Ranunculus minutulus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus minutus Gay | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus minutus Leyb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus mirissimus Hisauti | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus mirus Garn.-Jones | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus mirusissimus Hisauti | Unresolved |  | TRO |  | 
	
		| Ranunculus miser Phil. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus mississippiensis Small | Synonym |  | TRO |  | 
	
		| Ranunculus missouriensis Greene | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus mitis Gilib. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus mixtus Jord. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus modestifrons (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus modestipilosus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus moellendorffii Hance | Synonym |  | TRO |  | 
	
		| Ranunculus moerkoeensis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus moeszii Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus mogoltavicus Ovcz. | Accepted |  | TRO |  | 
	
		| Ranunculus mollis D.Don | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus monacensis Borch.-Kolb | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus monanthos Phil. | Synonym |  | TRO |  | 
	
		| Ranunculus mongolicus Serg. | Synonym |  | TRO |  | 
	
		| Ranunculus monopetalus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus monophyllus Ovcz. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus monophyllus f. latisectus Ovcz. | Synonym |  | TRO |  | 
	
		| Ranunculus monophyllus f. monophyllus | Synonym |  | TRO |  | 
	
		| Ranunculus monroi Hook.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus monspeliacus L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus monspessulanus Jord. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus montanensis Rydb. | Synonym |  | TRO |  | 
	
		| Ranunculus montanus Willd. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus montanus var. apenninus Chiov. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus montanus var. pollinensis N.Terracc. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus montellii (Markl. ex Valta) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus montenegrinus (Halácsy) Lindtner | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus montevidensis Arechav. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus monticola (Demarsin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus montigenitus L.D.Benson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus montiswilhelmi P.Royen | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus montserratii Grau | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus montteanus Phil. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus moorcroftianus D.Don | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus moorii W.Koch ex Dunkel | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus morii (Yamam.) Ohwi | Accepted |  | TRO |  | 
	
		| Ranunculus mosanus (Demarsin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus mosbachensis Haas | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus moschatus Uspenski | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus moseleyi Hook.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus mucronatus Bertol. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus muelleri Buchanan | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus muelleri Benth. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus muelleri var. brevicaulis B.G.Briggs | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus multicaulis D. Don ex G. Don | Accepted |  | TRO |  | 
	
		| Ranunculus multicaulis var. multicaulis | Synonym |  | TRO |  | 
	
		| Ranunculus multifidus Pursh [Illegitimate] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus multifidus Forssk. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus multifidus var. terrestris (MacMill.) A. Gray | Synonym |  | TRO |  | 
	
		| Ranunculus multiflorus Dulac | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus multiflorus Gilib. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus multiformis Bubani | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus multipartitus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus multiscapus Hook.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus multisectus Haas | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus multistamineus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus multistaminifer (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus munroanus J.R.Drumm. ex Dunn | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus munroanus var. minor Tamura | Synonym |  | TRO |  | 
	
		| Ranunculus munzurensis S.Erik & Yıld. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus muonioensis (Montell ex Valta) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus muricatulus Colenso | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus muricatus L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus muricatus var. brasilianus DC. | Synonym |  | TRO |  | 
	
		| Ranunculus muscigenus W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus mutelii Gand. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus mutinensis Pignatti | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus mycropetalus Larrañaga | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus myosuroides Boiss. & Kotschy | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus myosurus Afzel. [Illegitimate] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus myriophyllus DC. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus naguensis (Cedercr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nankotaizanus Ohwi | Accepted |  | TRO |  | 
	
		| Ranunculus nannfeldtii (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nanus Fisch. ex DC. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nanus Hook. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nanus Blatt. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus napahaiensis W.T.Wang & L.Liao | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus napaulensis DC. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus napellifolius auct. | Synonym |  | TRO |  | 
	
		| Ranunculus natans C.A.Mey. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus natans Ledeb. | Unresolved |  | TRO |  | 
	
		| Ranunculus natans Nees ex G. Don | Synonym |  | TRO |  | 
	
		| Ranunculus natans var. intertextus (Greene) L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus naudoi Sennen | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus neapolitanus Ten. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus neglectus (Greene) L.C.Wheeler | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus nelsonii (DC.) A. Gray | Synonym |  | TRO |  | 
	
		| Ranunculus nelsonii subsp. insularis Hultén | Synonym |  | TRO |  | 
	
		| Ranunculus nematolobus Hand.-Mazz. | Accepted |  | TRO |  | 
	
		| Ranunculus nemoricola (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nemorivagus Jord. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nemorosifolius Hörandl & Gutermann | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nemorosus Garsault [Invalid] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus nemorosus DC. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus nendtwichii Friv. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus neocuneatus C.C.Towns. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nepalensis Spreng. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nepalinus Jacquem. ex Aitch. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nephelogenes Edgew. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus nephelogenes var. geniculatus (Hand.-Mazz.) W.T. Wang | Unresolved |  | TRO |  | 
	
		| Ranunculus nephelogenes var. longicaulis (Trautv.) W.T.Wang | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus nephelogenes var. nephelogenes | Unresolved |  | TRO |  | 
	
		| Ranunculus nephelogenes var. pubescens W.T. Wang | Synonym |  | TRO |  | 
	
		| Ranunculus nephrodes (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nephromorphus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nephrophyllus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nervosus D.Don | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus neumanii (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nevadensis Willk. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus nevensis (Tzvelev) Luferov | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nicklesi (Engel) Borch.-Kolb | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nidulans Pomel | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus niepolomicensis Jasiewicz | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nigellus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nigrescens Freyn | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus niphophilus B.G.Briggs | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nipponicus Nakai | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nissanus Petrovic | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nissanus Petrov | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nitidus Muhl. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nitidus Walter | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nivalis L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus nivalis var. intercedens (Hultén) B. Boivin | Synonym |  | TRO |  | 
	
		| Ranunculus nivalis f. nivalis | Synonym |  | TRO |  | 
	
		| Ranunculus nivalis var. tianschanicus Rupr. | Synonym |  | TRO |  | 
	
		| Ranunculus nivicola Hook. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nodiflorus L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus nontunensis (Julin & Nannf.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus noricus Hörandl & Gutermann | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus notabilis Hörandl & Gutermann | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nothus (Mela) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus × novae-forestae S.D.Webster | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus novae-zelandiae Petrie | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus novus H.Lév. & Vaniot | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nubigenus Kunth ex DC. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus nubigenus f. subintegrus Steyerm. | Synonym |  | TRO |  | 
	
		| Ranunculus nudatus Greene | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nudicaulis Rouy & Foucaud | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nuttallii A.Gray [Illegitimate] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus nyalamensis W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus nyalamensis var. nyalamensis | Synonym |  | TRO |  | 
	
		| Ranunculus nyaradyanus Prodán | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus nyssanus Leichtlin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus oaxacensis Briq. | Accepted |  | TRO |  | 
	
		| Ranunculus obesus Trautv. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus obliquifolius (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus oblongifolius Elliott | Accepted |  | TRO |  | 
	
		| Ranunculus oblongus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus obovatus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus obscurans (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus obscuraster (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus obscurisepalus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus obscuroviridis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus obtectus Wall. [Invalid] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus obtegens (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus obtruncatus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus obtusatus Poepp. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus obtusidens (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus obtusidentatus W.Koch ex Dunkel | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus obtusidentiformis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus obtusiflorus Moss | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus obtusifolius Hornem. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus obtusilobus Phil. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus obtusiusculus Raf. | Accepted |  | TRO |  | 
	
		| Ranunculus obtusulus Markl. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus occidentalis Freyn [Illegitimate] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus occidentalis Nutt. | Accepted |  | TRO |  | 
	
		| Ranunculus occidentalis var. brevistylus Greene | Accepted |  | TRO |  | 
	
		| Ranunculus occidentalis var. eisenii (Kellogg) A. Gray | Synonym |  | TRO |  | 
	
		| Ranunculus occidentalis var. hexasepalus L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus occidentalis subsp. insularis (Hultén) Hultén | Synonym |  | TRO |  | 
	
		| Ranunculus occidentalis var. lyallii A. Gray | Synonym |  | TRO |  | 
	
		| Ranunculus occidentalis var. montanensis (Rydb.) L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus occidentalis var. nelsonii (DC.) L.D. Benson | Accepted |  | TRO |  | 
	
		| Ranunculus occidentalis subsp. nelsonii (DC.) Hultén | Synonym |  | TRO |  | 
	
		| Ranunculus occidentalis var. occidentalis | Synonym |  | TRO |  | 
	
		| Ranunculus occidentalis var. parviflorus Torr. | Synonym |  | TRO |  | 
	
		| Ranunculus occidentalis var. rattanii A. Gray | Synonym |  | TRO |  | 
	
		| Ranunculus occidentalis var. turneri (Greene) L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus occidentalis var. ultramontanus Greene | Synonym |  | TRO |  | 
	
		| Ranunculus ochotensis Rozanov ex Ovcz. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ocreatus Greene | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus octopetalus Greene | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus oculatidens (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus odessanus Klokov | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus oenanthifolius Ten. & Guss. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus oinonenii (Valta) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus olgae Regel | Accepted |  | TRO |  | 
	
		| Ranunculus oligandroides (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus oligandromorphus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus oligandrus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus oligocarpos Hochst. ex A.Rich. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus oligocarpus Brügger | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus oligocarpus Speg. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus oligophyllus Pissjauk. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ollissiponensis Pers. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus ollissiponensis subsp. alpinus (Boiss. & Reut.) Grau | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus olofssonii (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ololeucos J.Lloyd | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus omiophyllus Ten. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus ophiocladus (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ophioglossifolius Vill. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus ophioglossoides Willd. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus opimus O.Schwarz | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus oppositifolius Kanitz | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus oravitzarum Májovský | Unresolved |  | TRO |  | 
	
		| Ranunculus orbicans (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus orbicularis Steud. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus orbiculatus Blanche | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus orbifolius (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus oreganus Howell | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus oreionannos C. Marquand & Airy Shaw | Accepted |  | TRO |  | 
	
		| Ranunculus oreogenes Greene | Synonym |  | TRO |  | 
	
		| Ranunculus oreophilus M.Bieb. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus oreophytus Delile | Accepted |  | TRO |  | 
	
		| Ranunculus oreophytus var. oreophytus | Synonym |  | TRO |  | 
	
		| Ranunculus oresterus L.D. Benson | Accepted |  | TRO |  | 
	
		| Ranunculus orientalis L. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ornatus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ornithopodioides Steven ex Ledeb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus orozganicus Iranshahr & Rech.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus orphanidis Boiss. & Heldr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus orphnodes (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus orthoceras (DC.) Benth. & Hook.f. ex Schmalh. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus orthocladus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus orthorhynchus Hook. | Accepted |  | TRO |  | 
	
		| Ranunculus orthorhynchus var. alaschensis L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus orthorhynchus subsp. alaschensis (L.D. Benson) Hultén | Synonym |  | TRO |  | 
	
		| Ranunculus orthorhynchus var. alpinus S. Watson | Synonym |  | TRO |  | 
	
		| Ranunculus orthorhynchus var. bloomeri (S. Watson) L.D. Benson | Accepted |  | TRO |  | 
	
		| Ranunculus orthorhynchus var. hallii Jeps. | Synonym |  | TRO |  | 
	
		| Ranunculus orthorhynchus var. orthorhynchus | Synonym |  | TRO |  | 
	
		| Ranunculus orthorhynchus subsp. platyphyllus (A. Gray) Roy L. Taylor & MacBryde | Accepted |  | TRO |  | 
	
		| Ranunculus oryzetorum Bunge | Synonym |  | TRO |  | 
	
		| Ranunculus osseticus Ovcz. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ostrobottnicus (Markl. ex G.Kvist) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ovalifolius Arechav. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ovalifolius Ruiz & Pav. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ovalifolius Rouy & Foucaud | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ovalifolius Lamb. ex G.Don | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ovalis Raf. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ovatifolius Steud. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ovatitoratus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ovczinnikovii Kovalevsk. | Accepted |  | TRO |  | 
	
		| Ranunculus ovessnovii Tzvelev | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus oxymorphus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus oxynotus A. Gray | Synonym |  | TRO |  | 
	
		| Ranunculus oxyodon Hörandl & Gutermann | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus oxyrhynchus Griseb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus oxyspermus Willd. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus pacheri Dalla Torre | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pachycarpus B.G.Briggs | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pachycaulus (Nevski) Luferov | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pachyphyton Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pachyrrhizus Hook.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pacificus (Hultén) L.D. Benson | Accepted |  | TRO |  | 
	
		| Ranunculus paishanensis Kitag. | Accepted |  | TRO |  | 
	
		| Ranunculus paishanensis var. oreodoxa Kitag. | Synonym |  | TRO |  | 
	
		| Ranunculus paishanensis f. oreodoxa (Kitag.) Kitag. | Synonym |  | TRO |  | 
	
		| Ranunculus palaeoeuganeus Pignatti | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus palaestinus Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus palaris Phil. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus palensis Bergeret | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus palifolius Dunn | Synonym |  | TRO |  | 
	
		| Ranunculus palimbifolius Wedd. | Synonym |  | TRO |  | 
	
		| Ranunculus pallasii Schltdl. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus pallasii var. minimus Rupr. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus pallasii var. spetsbergensis Nath. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus pallidior Chaix | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pallidus Sol. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus palmatifidus Riedl | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus palmatus Elliott | Synonym |  | TRO |  | 
	
		| Ranunculus palmgrenii (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus palmifolius Standl. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus palmularis O.Schwarz | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus paltamoensis (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus paludicola (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus paludosus Poir. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus paludum (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus palustris Garsault [Invalid] | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus palytyspermus Fisch. | Unresolved |  | TRO |  | 
	
		| Ranunculus pamiri Korsh. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pangiensis Watt | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus pankakoskii (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pannonicus Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus panormitanus Tod. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus pantothrix Brot. | Synonym |  | TRO |  | 
	
		| Ranunculus papilionaceus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus papillatus Dulac | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus papuanus (Merr. & L.M.Perry) H.Eichler | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus papulentus Melville | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus papyrocarpus Rech.f., Aellen & Esfand. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus paradoxus Weihe | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus paralbertsonii (Rasch) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus parallelus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus paranephrophyllus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus parcipilosus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus parcisectus (Cedercr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pardalianches Steud. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus parnassifolius L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus parnassifolius subsp. cabrerensis Rothm. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus parobscurans Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus paroicus (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus parviflorifer (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus parviflorus L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus parvirostratus (Nannf.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus parvitorifer (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus parvitorus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus parvulifactus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus parvulifrons (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus parvulus L. | Synonym |  | TRO |  | 
	
		| Ranunculus pascuicola Jord. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pascuicolus Jord. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pascuinus (Hook.f.) Melville | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pastorum (Harry Sm.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus patagonicus Poepp. | Synonym |  | TRO |  | 
	
		| Ranunculus patens (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pathanorum Rech. f. | Synonym |  | TRO |  | 
	
		| Ranunculus patulidens (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus patulidentiformis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus paucicarpus Arv.-Touv. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus paucidentatus Schrenk | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pauciflorus Spreng. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pauciflorus Kirk | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus paucifolius Kirk | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus paucistamineus Tausch | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus paui Sennen | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pauli-jordanii Asch. ex Post | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pauperculus Ovcz. | Synonym |  | TRO |  | 
	
		| Ranunculus pawlowskii Jasiewicz | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pectinatilobus W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus pectinatus Dubois | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pectinifolius (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pedatifidus Hook. [Illegitimate] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus pedatifidus Sm. | Accepted |  | TRO |  | 
	
		| Ranunculus pedatifidus subsp. affinis (R.Br.) Hultén | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus pedatifidus var. affinis (R.Br.) L.D.Benson | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus pedatifidus f. apetalus (Farr) B. Boivin | Synonym |  | TRO |  | 
	
		| Ranunculus pedatifidus var. cardiophyllus (Hook.) Britton | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus pedatifidus var. leiocarpus (Trautv.) Fernald | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus pedatifidus var. pedatifidus | Synonym |  | TRO |  | 
	
		| Ranunculus pedatifidus subsp. turczaninovii Luferov | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pedatus Waldst. & Kit. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus pedemontanus Dunkel | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pedicellatus Hand.-Mazz. | Accepted |  | TRO |  | 
	
		| Ranunculus peduncularis Sm. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus peduncularis var. peduncularis | Synonym |  | TRO |  | 
	
		| Ranunculus pedunculatus Lange | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pedunculatus Viv. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pegaeus Hand.-Mazz. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus pegeus Rech.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pekinensis (L. Liou) Luferov | Synonym |  | TRO |  | 
	
		| Ranunculus peloponnesiacus Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus peltatus Schrank | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus peltatus subsp. baudotii (Godr.) Meikle ex C.D.K.Cook | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus peltatus subsp. fucoides (Freyn) Muñoz Garm. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus peltatus subsp. saniculifolius (Viv.) C.D.K.Cook | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus peltatus subsp. sphaerospermus (Boiss. & Blanche) Meikle | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus pendulus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus penicillatus (Dumort.) Bab. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus penicillatus subsp. pseudofluitans (Syme) S.D.Webster | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus penicillatus var. pseudofluitans (Syme) S.D.Webster | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus pennsylvanicus subsp. napaulensis (DC.) Riedl | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus pennsylvanicus subsp. riparius (Edgew.) Riedl | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus pensylvanicus L. f. | Accepted |  | TRO |  | 
	
		| Ranunculus pensylvanicus var. chinensis (Bunge) Maxim. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus pensylvanicus var. sieboldii (Miq.) Ito | Synonym |  | TRO |  | 
	
		| Ranunculus pentadactylis Hörandl & Gutermann | Unresolved |  | TRO |  | 
	
		| Ranunculus pentameres (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pentandrus J.M.Black | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pentodon (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pentodontus Standl. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus percrassus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus × peredae M.Laínz | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus perelegans (Cedercr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus perfectiflorus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pergamentaceus Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pergracilis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus perindutus Merr. & L.M.Perry | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus perindutus var. papuanus Merr. & L.M.Perry | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus permiensis Chugayn. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus perpusillus Merr. & L.M.Perry | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus persicus DC. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus perusianus Jeanb. & Timb.-Lagr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus peruvianus Pers. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus petiolaris Humb., Bonpl. & Kunth ex DC. | Accepted |  | TRO |  | 
	
		| Ranunculus petiolaris var. arsenei (L.D. Benson) T. Duncan | Synonym |  | TRO |  | 
	
		| Ranunculus petiolaris var. hookeri (Schltdl.) L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus petiolaris var. mexiae L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus petiolaris var. petiolaris | Synonym |  | TRO |  | 
	
		| Ranunculus petiolaris var. sierrae-orientalis L.D. Benson | Accepted |  | TRO |  | 
	
		| Ranunculus petiolatus Borch.-Kolb | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus petiolatus H.Lév. & Vaniot | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus petiolosus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus petiolulatus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus petiveri W.D.J.Koch | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus petriei Allan | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus petroczenkoi Vodop. ex Timokhina | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus petrogeiton Ulbr. | Accepted |  | TRO |  | 
	
		| Ranunculus petroselinus Biria | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus peucedanifolius Gilib. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus peucedanifolius All. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus peucedanoides Desf. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus peyronii Briq. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus peyrousianus Freyn | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus phaulanthus (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus philippinensis Merr. & Rolfe | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus phillipianus De Wild. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus philonotis Ehrh. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus phragmiteti Haas | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus phrygius Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus phthora Steud. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus phyteumaefolius Pers. | Unresolved |  | TRO |  | 
	
		| Ranunculus phyteumifolius Spreng. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pianmaensis W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus pichleri Freyn ex Stapf | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pilicauliformis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pilicaulis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pilifer (F.J.F.Fisher) Heenan & P.J.Lockh. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus piliger (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pilipes (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pilisiensis Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pilosifrons (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pilosus Kunth | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus pilosus Humb., Bonpl. & Kunth ex DC. | Synonym |  | TRO |  | 
	
		| Ranunculus pilulatus (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pilulifer Hook. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pimpinellifolius Hook. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pimpinelloides D. Don | Synonym |  | TRO |  | 
	
		| Ranunculus pinardii Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pinguescens (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pinguifolius (Rasch) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pinguis Hook.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pinnatisectus Popov | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pinnatus Wight [Illegitimate] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus pinnatus var. extensus Hook. f. | Synonym |  | TRO |  | 
	
		| Ranunculus plantagineus All. [Illegitimate] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus plantagineus subsp. occidentalis P.Küpfer | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus plantaginifolius Murray | Synonym |  | TRO |  | 
	
		| Ranunculus platanifolius L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus platensis A. Spreng. | Accepted |  | TRO |  | 
	
		| Ranunculus platybasis (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus platycolpoides (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus platycolpus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus platyloboides (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus platylobus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus platyodon (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus platypetalus (Hand.-Mazz.) Hand.-Mazz. | Accepted |  | TRO |  | 
	
		| Ranunculus platypetalus var. platypetalus | Synonym |  | TRO |  | 
	
		| Ranunculus platyphyllus (A. Gray) A. Nelson | Synonym |  | TRO |  | 
	
		| Ranunculus platyspermus Fisch. ex DC. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus plavensis Dunkel | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus plebeius R. Br. ex DC. | Accepted |  | TRO |  | 
	
		| Ranunculus plesiolobus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pleurocarpus Maxim. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus podocarpus W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus poellianus Murr | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pohleanus Tzvelev | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus poldinii Dunkel | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus polianthos Neck. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus polii Franch. ex Hemsl. | Accepted |  | TRO |  | 
	
		| Ranunculus politus Greene | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pollinensis (N.Terracc.) Chiov. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus poluninii P.H.Davis | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus polyandrus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus polyanthemoides Schur | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus polyanthemophyllus W.Koch & H.E.Hess | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus polyanthemos L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus polyanthemos subsp. polyanthemophyllus (W.Koch & H.E.Hess) Baltisb. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus polyanthemos subsp. polyanthomoides Ahlfv. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus polyanthemos subsp. thomasii (Ten.) Tutin | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus polyanthomoides Boreau | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus polyanthus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus polycarpus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus polycephalus Makino | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus polydactyloides (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus polydactylus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus polymeres (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus polymorphus Rochel | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus polymorphus All. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus polypetalus Royle | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus polyphyllus Waldst. & Kit. ex Willd. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus polyptychus Lourteig | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus polyrhizos Stephan ex Willd. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus polyrhizos var. major Maxim. | Synonym |  | TRO |  | 
	
		| Ranunculus polyrhizus Soleirol ex Nyman | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus polyschistoides (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus polyschistus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus polystachyus Lourteig | Accepted |  | TRO |  | 
	
		| Ranunculus polystichus Lourteig | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ponojensis (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ponticus K.Koch | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ponticus Willd. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ponticus Borch.-Kolb | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus popovii Ovcz. | Accepted |  | TRO |  | 
	
		| Ranunculus popovii var. popovii | Synonym |  | TRO |  | 
	
		| Ranunculus popovii var. stracheyanus (Maxim.) W.T. Wang | Synonym |  | TRO |  | 
	
		| Ranunculus populago Greene | Accepted |  | TRO |  | 
	
		| Ranunculus porraceus Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus porrectidens (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus porrectifidus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus porrectilobus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus porrectus G.Simpson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus porteri Britton | Synonym |  | TRO |  | 
	
		| Ranunculus pospichalii Pignatti | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus potamogetonoides Speg. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus potaninii Kom. | Accepted |  | TRO |  | 
	
		| Ranunculus pozoaefolius Gay | Unresolved |  | TRO |  | 
	
		| Ranunculus pozoifolius Gay | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus praecellens (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus praecox Salisb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus praemorsus Kunth ex DC. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus praemorsus var. amellus (Briq.) T. Duncan | Synonym |  | TRO |  | 
	
		| Ranunculus praemorsus var. bonplandianus (Kunth) Wedd. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus praemorsus var. praemorsus | Synonym |  | TRO |  | 
	
		| Ranunculus praemorsus var. sibbaldioides (Kunth ex DC.) Lourteig | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus praetermissus Hörandl & Gutermann | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus prasinaster (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus prasinulus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus prasinus Menadue | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus prasinus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pratensis C.Presl | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus × preaubertii Felix | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus preptanthus (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus preslii Weihe ex Opiz | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pringlei Briq. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus prionodes (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus probiflorus (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus procerus Moris | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus procumbens Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus procurrens (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus procurrentidens (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus procurrentiformis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus productus B.G.Briggs | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus prolifer Reinw. ex de Vriese | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus prolixidens (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus prolixifidus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus prolixitorus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pronicus A.K.Skvortsov | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus propinquilobus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus propinquus C.A. Mey. | Synonym |  | TRO |  | 
	
		| Ranunculus propinquus subsp. subangustifidus Luferov | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus propinquus subsp. subcorymbosus Jelen. & Derv.-Sok. | Synonym |  | TRO |  | 
	
		| Ranunculus propinquus subsp. turneri Jelen. & Derv.-Sok. | Synonym |  | TRO |  | 
	
		| Ranunculus prorsidens (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus prosotatus Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus prostratus Poir. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus protendens (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus protensus Kit. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus protensus Murr | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus protractus Steud. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus psepharus (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pseudacutiusculus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pseudoacris Tzvelev | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pseudoaemulans R.Doll | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pseudoaleae Rouy | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pseudobaudotii Krösche | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pseudobinatus Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pseudobscurans (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pseudobulbosus Schur | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus pseudocaltha Chodat & Wilczek | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pseudocassubicus Schur | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pseudocassubicus (Christ) Christ ex W.Koch | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pseudoflaccidus Petunn. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pseudofluitans (Syme) Newbould ex Baker & Foggitt | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus pseudograndis (Vorosch.) Luferov | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pseudohirculus Schrenk | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus pseudohirsutus Schur | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pseudoincisifolius Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pseudolaetus Tamura | Synonym |  | TRO |  | 
	
		| Ranunculus pseudolobatus L. Liou | Accepted |  | TRO |  | 
	
		| Ranunculus pseudolowii H.Eichler | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pseudomillefoliatus Grau | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus pseudomonophyllus Timokhina | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pseudomontanus Schur | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus pseudomuricatus Blatt. & Hallb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pseudoparviflorus H. Lév. | Synonym |  | TRO |  | 
	
		| Ranunculus pseudophilonotis Griseb. | Synonym |  | TRO |  | 
	
		| Ranunculus pseudopimus O.Schwarz | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pseudopsis Jord. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pseudopygmaeus Hand.-Mazz. | Accepted |  | TRO |  | 
	
		| Ranunculus pseudosylvicola Soó | Unresolved |  | TRO |  | 
	
		| Ranunculus pseudothora Host | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pseudotrullifolius Skottsb. | Accepted |  | TRO |  | 
	
		| Ranunculus pseudovertumnalis Haas | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pseudovillarsii Schur | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus psilophyllus H.Eichler | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus psilostachys Griseb. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus psiloticus (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pskemensis V.N.Pavlov | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus psychrophilus Wedd. | Accepted |  | TRO |  | 
	
		| Ranunculus pthora Crantz | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus puberulus W.Koch | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pubescens Lag. [Illegitimate] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus pubescens Thunb. | Synonym |  | TRO |  | 
	
		| Ranunculus pueblensis W.B.Drew | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pulchellus C.A.Mey. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus pulchellus var. geniculatus Hand.-Mazz. | Synonym |  | TRO |  | 
	
		| Ranunculus pulchellus var. longicaulis Trautv. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus pulchellus var. potaninii (Kom.) Hand.-Mazz. | Synonym |  | TRO |  | 
	
		| Ranunculus pulchellus var. pseudohirculus (Schrenk) Trautv. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus pulchellus var. pulchellus | Synonym |  | TRO |  | 
	
		| Ranunculus pulchellus var. sericeus Hook.f. & Thomson | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus pulchellus var. stracheyanus (Maxim.) Hand.-Mazz. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus pulchellus var. yinshanensis Y.Z.Zhao | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pulchellus var. yinshanicus Y.Z. Zhao | Synonym |  | TRO |  | 
	
		| Ranunculus pulcher (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pulchridentatus (Cedercr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pulchrifrons (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pullaster (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pullus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pulsatillifolius Litv. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pumilio R.Br. ex DC. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pumilus Thuill. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pumilus Poir. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus punctatus Jurtzev | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus puringii Tzvelev | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus purshii Richardson | Synonym |  | TRO |  | 
	
		| Ranunculus purshii var. hookeri D. Don | Synonym |  | TRO |  | 
	
		| Ranunculus purshii var. multifidus G.Don | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus purshii var. prolificus Fernald | Synonym |  | TRO |  | 
	
		| Ranunculus purshii var. schizanthus Lunell | Synonym |  | TRO |  | 
	
		| Ranunculus purshii var. terrestris Ledeb. | Synonym |  | TRO |  | 
	
		| Ranunculus purshii subsp. yukonensis (Britton) A.E. Porsild | Synonym |  | TRO |  | 
	
		| Ranunculus pusillicans (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pusillidens (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pusillus Poir. | Accepted |  | TRO |  | 
	
		| Ranunculus pusillus var. angustifolius (Engelm.) L.D. Benson | Accepted |  | TRO |  | 
	
		| Ranunculus pycnodon (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus pygmaeus Wahlenb. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus pygmaeus var. langianus Nathorst | Synonym |  | TRO |  | 
	
		| Ranunculus pygmaeus subsp. pygmaeus | Synonym |  | TRO |  | 
	
		| Ranunculus pygmaeus var. pygmaeus | Synonym |  | TRO |  | 
	
		| Ranunculus pygmaeus subsp. sabinei (R. Br.) Hultén | Synonym |  | TRO |  | 
	
		| Ranunculus pyrenaeus L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus pyrenaeus subsp. angustifolius (DC.) Rouy & Foucaud | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus pyrenaicus Christm. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus quadrivaginatus (Valta) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus quelpaertensis Nakai | Accepted |  | TRO |  | 
	
		| Ranunculus questieri Billot | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus quinatus Brodtb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus quinquangularis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus raddeanus Regel | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus radians Revel | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus radicans C.A.Mey. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus radicans var. multifidus (G.Don) Regel | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus radicescens Jord. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus radinotrichus Greuter & Strid | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus raeae Exell | Accepted |  | TRO |  | 
	
		| Ranunculus raimondii Wedd. | Synonym |  | TRO |  | 
	
		| Ranunculus ramulosus M.E.Jones | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus ranceorum de Lange | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rantae (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ranunculinus (Nutt.) Rydb. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus rapaceus Bubani | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rapaicsianus Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rattanii Howell | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus recens Kirk | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus recens var. lacustris G.Simpson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus reconditus A. Nelson & J.F. Macbr. | Accepted |  | TRO |  | 
	
		| Ranunculus rectiangulus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus recticaulis Hörandl & Gutermann | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rectirostris Coss. & Durieu | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rectistylus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rectus Ravin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rectus Haas | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rectus Boreau | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus recurvatus Poir. | Accepted |  | TRO |  | 
	
		| Ranunculus recurvatus var. adpressipilis Weath. | Synonym |  | TRO |  | 
	
		| Ranunculus recurvatus var. nelsonii DC. | Synonym |  | TRO |  | 
	
		| Ranunculus recurvatus var. recurvatus | Synonym |  | TRO |  | 
	
		| Ranunculus recurvatus f. recurvatus | Synonym |  | TRO |  | 
	
		| Ranunculus recurvatus var. tropicus (Griseb.) Fawc. & Rendle | Accepted |  | TRO |  | 
	
		| Ranunculus recurvens (Fagerstr. & Kvist) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus reflexus Garn.-Jones | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus regelianus Ovcz. | Accepted |  | TRO |  | 
	
		| Ranunculus regularis (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus reichenbachii Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rejdovae Májovský | Unresolved |  | TRO |  | 
	
		| Ranunculus renifolius St.-Lag. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus reniformis Wall. ex Wight & Arn. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus reniger (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus renzii Iranshahr & Rech.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus repens L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus repens var. brevistylus Maxim. | Synonym |  | TRO |  | 
	
		| Ranunculus repens var. erectus DC. | Synonym |  | TRO |  | 
	
		| Ranunculus repens var. flore-pleno DC. | Accepted |  | TRO |  | 
	
		| Ranunculus repens var. glabratus DC. | Synonym |  | TRO |  | 
	
		| Ranunculus repens var. linearilobus DC. | Synonym |  | TRO |  | 
	
		| Ranunculus repens var. loponensis H. Lév. | Synonym |  | TRO |  | 
	
		| Ranunculus repens var. major Nakai | Synonym |  | TRO |  | 
	
		| Ranunculus repens var. nitidus Chapm. | Synonym |  | TRO |  | 
	
		| Ranunculus repens var. pleniflorus Fernald | Synonym |  | TRO |  | 
	
		| Ranunculus repens f. polypetalus S.H. Li & Y. Hui Huang | Synonym |  | TRO |  | 
	
		| Ranunculus repens var. quelpaertensis H. Lév. | Synonym |  | TRO |  | 
	
		| Ranunculus repens var. repens | Synonym |  | TRO |  | 
	
		| Ranunculus repens var. tenuis Pohle ex Tolm. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus repens var. tropicus Griseb. | Synonym |  | TRO |  | 
	
		| Ranunculus repens var. villosus Lamotte | Synonym |  | TRO |  | 
	
		| Ranunculus repentifolius Pau | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus reptabundus Rupr. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus reptans L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus reptans var. flagellifolius (Nakai) Ohwi | Accepted |  | TRO |  | 
	
		| Ranunculus reptans var. ovalis (J.M. Bigelow) Torr. & A. Gray | Synonym |  | TRO |  | 
	
		| Ranunculus reptans var. reptans | Synonym |  | TRO |  | 
	
		| Ranunculus reptans f. reptans | Synonym |  | TRO |  | 
	
		| Ranunculus reptans var. samolifolius (Greene) L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus resvoll-holmseniae (Fagerstr. & Kvist) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus reticulatus Regel & J.J.Schmitz ex Seub. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus reticulatus Colenso | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus retroflexus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus retusatus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus retusidens (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus retusifolius (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus retusiformis (Rasch) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus retusus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus reuterianus Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus revellieri Boreau | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus revellieri var. rodiei Litard. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus revellieri subsp. rodiei (Litard.) Tutin | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus rhaeadifolius Poir. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rheithroplesius (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rhipiphyllus Bastard ex Boreau | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rhodensis Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rhoeadifolius DC. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rhombifolius Jord. & Fourr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rhombilobus Borch.-Kolb | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rhomboideus Goldie | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus rhynchocarpus Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ricotii-bodicensis Májovský | Unresolved |  | TRO |  | 
	
		| Ranunculus rigescens Turcz. ex Ovcz. | Accepted |  | TRO |  | 
	
		| Ranunculus rigescens var. leiocarpus Kitag. | Synonym |  | TRO |  | 
	
		| Ranunculus rigidifolius (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rigidulus (Boiss.) Bulany & Derv.-Sok. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rigidulus Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rigidus Godr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rigidus Pers. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rigoi Huter | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rionii Lagger | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus riparius Edgew. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus rivularis Rydb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rivularis Spreng. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rivularis Banks & Sol. ex DC. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus robertsonii Benth. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus robinii Raf. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus roborascens (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus robusticaulis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus robustifolius (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus robustifrons (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus robustus Pomel | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rodiei Maire | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus roessleri Borch.-Kolb | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus × rohlenae Domin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rosani Ten. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus roseus Hegetschw. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rostratulus Borch.-Kolb | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rotarius (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rotundatus Borch.-Kolb | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rotundellus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rotundidens (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rotundifolius Jord. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus royi G.Simpson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus royleanus Qureshi & Chaudhri | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ruahinicus Colenso | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rubellinodes (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rubellus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rubicundulus (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rubrocalyx Regel ex Kom. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus rubrocalyx subsp. stewartii (Riedl) Qureshi & Chaudhri | Synonym |  | TRO |  | 
	
		| Ranunculus rubrosepalus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rubroviolaceus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ruderalis Greene | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rudis Greene | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rufosepalus Franch. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus rufosepalus var. parviflora Kom. | Synonym |  | TRO |  | 
	
		| Ranunculus rufulus Brot. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rufus Colenso | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rugegensis Engl. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus rugulosus Greene | Synonym |  | TRO |  | 
	
		| Ranunculus rumelicus Griseb. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus rupestris Guss. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus ruscinonensis Landolt | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus rutenbergii Freyn | Synonym |  | TRO |  | 
	
		| Ranunculus ruthenicus Jacq. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus ruthenicus f. multidentatus S.H. Li & Y. Hui Huang | Synonym |  | TRO |  | 
	
		| Ranunculus rutifolius L. | Synonym |  | TRO |  | 
	
		| Ranunculus sabalanicus Mobayen & Maleki | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sabinei R. Br. | Accepted |  | TRO |  | 
	
		| Ranunculus saelanii (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sagittifolius Hook. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sahendicus Boiss. & Buhse | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus saichinensis (G.Yu.Klinkova) Luferov | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sajanensis Popov | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus salasii Standl. | Synonym |  | TRO |  | 
	
		| Ranunculus salicifolius Stokes | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus salsuginosus D.Don [Illegitimate] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus salsuginosus Pall. ex Georgi | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus salsus Pall. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus samarkandicus Lipsky ex Ovcz. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus samojedorum Rupr. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus samolifolius Greene | Synonym |  | TRO |  | 
	
		| Ranunculus sandemarensis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sandwithii Lourteig | Accepted |  | TRO |  | 
	
		| Ranunculus sanguineus Mill. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus saniculifolius Viv. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus saniculiformis Muhl. ex DC. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sarasiniorum Warb. ex P.Sarasin & Sarasin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sarasinorum Warb. ex H.Eichler | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sardonicus Gueldenst. ex Ledeb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sardous Crantz | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus sardous subsp. laevis N. Busch | Synonym |  | TRO |  | 
	
		| Ranunculus sardous var. monanthos Finet & Gagnep. | Synonym |  | TRO |  | 
	
		| Ranunculus sardous var. pseudobulbosus Grossh. | Synonym |  | TRO |  | 
	
		| Ranunculus sarmentoso-repens Steud. | Synonym |  | TRO |  | 
	
		| Ranunculus sarmentosus Adams | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus sartorianus Boiss. & Heldr. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus saruwagedicus H.Eichler | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus saturicolor (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus savatieri Franch. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus savonicus (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus saxatilis Qureshi & Chaudhri | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus saxatilis Balb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus saxatilis Vill. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus saxicola Rydb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus saxifragifolius Stephan ex Steud. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus scaber C.Presl | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus scalaridens (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus scaldianus (Demarsin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus scandens Boguslaw | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus scandicinus (Boiss.) P.H.Davis | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus scandinavicus Orlova | Synonym |  | TRO |  | 
	
		| Ranunculus scapiger Hook. | Unresolved |  | TRO |  | 
	
		| Ranunculus scapiger var. concinnus Hook. f. | Synonym |  | TRO |  | 
	
		| Ranunculus scapigerus var. decurvus Hook.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sceleratiformis Raikova | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sceleratus L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus sceleratus var. longissimus (Lunell) L.D. Benson | Accepted |  | TRO |  | 
	
		| Ranunculus sceleratus var. multifidus Nutt. | Accepted |  | TRO |  | 
	
		| Ranunculus sceleratus subsp. multifidus (Nutt.) Hultén | Synonym |  | TRO |  | 
	
		| Ranunculus sceleratus subsp. reptabundus (Rupr.) Hultén | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus sceleratus var. sceleratus | Synonym |  | TRO |  | 
	
		| Ranunculus sceleratus f. sceleratus | Synonym |  | TRO |  | 
	
		| Ranunculus sceleratus var. sinensis H. Lév. & Vaniot | Synonym |  | TRO |  | 
	
		| Ranunculus schennikovii Ovcz. ex Tzvelev | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus scherosii Kem.-Nath. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus schilleri Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus schimperianus Hochst. & A.Rich. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus schischkinii Revuschkin | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus schlechtendalii Hook. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus schmakovii Erst | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus schmalhausenii Luferov | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus schmidtii Schur | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus schoddei H.Eichler ex P.Royen | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus schottii Dalla Torre | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus schowii Tineo | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus schraderianus Fisch. & C.A.Mey. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus schrenkianus Fisch. & C.A.Mey. ex Trautv. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus schurianus Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus schurii Fuss ex Schur | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus schwarzii Jasiewicz | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus schweinfurthii Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sciatrophus Ovz. | Synonym |  | TRO |  | 
	
		| Ranunculus × scissus W.Huber | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus scleratoides Perfil. ex Ovczinn. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus scoticus E.S.Marshall | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus scotinus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus scrithalis Garn.-Jones | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus scutatus Waldst. & Kit. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus scythicus Klokov ex Grossh. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sedunensis Rion ex Wolf. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus segetalis Kit. ex Uechtr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus × segretii Felix | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus seguieri Vill. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus seguieri subsp. montenegrinus (Halácsy) Tutin | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus seguieri var. montenegrinus Halácsy | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus semicalvus Jord. & Fourr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus semicassubicus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus semidecurrens Opiz | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus semiorbicularis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus semiverticillatus Phil. | Accepted |  | TRO |  | 
	
		| Ranunculus sennenii Pau | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sennii Lojac. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus septempartitus Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus septentrionalis Poir. | Accepted |  | TRO |  | 
	
		| Ranunculus septentrionalis subsp. pacificus Hultén | Synonym |  | TRO |  | 
	
		| Ranunculus septentrionalis var. septentrionalis | Synonym |  | TRO |  | 
	
		| Ranunculus serbicus Vis. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus sericans Steud. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sericeus Poir. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sericeus Banks & Sol. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sericocephalus Hook. f. | Accepted |  | TRO |  | 
	
		| Ranunculus sericophyllus Hook.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sericous Willd. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus serpens Schrank | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus serpens subsp. nemorosus (DC.) G.López | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus serpens subsp. polyanthemophyllus (W.Koch & H.E.Hess) Kerguélen | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus serratifrons (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus serratus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sessei Briq. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sessiliflorus R.Br. ex DC. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sessiliflorus Spreng. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sessiliflorus Wedd. ex Griseb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus setaceus Rodway | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus setosissimus (A.P.Khokhr.) Luferov | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus setoso-pilosus Steud. | Synonym |  | TRO |  | 
	
		| Ranunculus sewerzowii Regel | Accepted |  | TRO |  | 
	
		| Ranunculus shaftoanus (Aitch. & Hemsl.) Boiss. | Synonym |  | TRO |  | 
	
		| Ranunculus shinano-alpinus Ohwi | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus shuichengensis L. Liao | Accepted |  | TRO |  | 
	
		| Ranunculus siamensis M.Tamura | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus sibbaldioides Kunth ex DC. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus sibboensis (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sibiricus Adams | Synonym |  | TRO |  | 
	
		| Ranunculus sibthorpii Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus siciformis Mack. & Bush | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus siculus C.Presl | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sidereus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sieboldii Miq. | Accepted |  | TRO |  | 
	
		| Ranunculus sieboldii var. arcuans (S.S. Chien) H. Hara | Synonym |  | TRO |  | 
	
		| Ranunculus sierrae-orientalis (L.D. Benson) G.L. Nesom | Accepted |  | TRO |  | 
	
		| Ranunculus sikkimensis Hand.-Mazz. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus silanus Pignatti | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus silerifolius H. Lév. | Accepted |  | TRO |  | 
	
		| Ranunculus silerifolius var. silerifolius | Synonym |  | TRO |  | 
	
		| Ranunculus silvaticus Fr. | Synonym |  | TRO |  | 
	
		| Ranunculus silvestris (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus × silvicola (Wimm. & Grab.) A.Nyár. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus silvicola Haas | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus silvisteppaceus Dubovik | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus simensis Fresen. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus similis Hemsl. | Accepted |  | TRO |  | 
	
		| Ranunculus simonkaianus Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus simplicior (Fagerstr. & Kvist) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus simpsonii Cockayne & Allan | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus simulans Garn.-Jones | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus simulans (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sinclairii Hook.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus singularis (Fagerstr. & Kvist) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sinovaginatus W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus sintenisii Freyn | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sippolaensis (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sjoersii (Julin & Nannf.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus skottsbergii Gand. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus slovacus Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus smirnovii Ovcz. | Accepted |  | TRO |  | 
	
		| Ranunculus snaeckstavikensis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sodiroi H. Lév. | Synonym |  | TRO |  | 
	
		| Ranunculus sojakii Iranshahr & Rech.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sommieri Albov | Accepted |  | TRO |  | 
	
		| Ranunculus sonckii (Markl. ex G.Kvist) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus songaricus Schrenk | Accepted |  | TRO |  | 
	
		| Ranunculus songaricus var. lasiopetalus Maxim. | Synonym |  | TRO |  | 
	
		| Ranunculus songaricus var. partitus Rupr. | Synonym |  | TRO |  | 
	
		| Ranunculus sooi Borsos | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sosnowskyi Kem.-Nath. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sotkamoensis Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus spado (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus spaniophyllus Lourteig | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus sparsidens (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sparsipilus Jord. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sparsipubescens (Demarsin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus speciosus Bailly | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus spectabilis (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus spegazzinii Lourteig | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sphaerospermus Boiss. & Blanche | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus sphinx Brodtb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus spicatus Desf. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus spicatus subsp. blepharicarpos (Boiss.) Grau | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus spissidens (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus spissus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus × spitsbergensis Hadač | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus spitsbergensis Hadec | Unresolved |  | TRO |  | 
	
		| Ranunculus spreitzenhoferi Heldr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus spretus Jord. ex Boreau | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sprucei Briq. | Synonym |  | TRO |  | 
	
		| Ranunculus sprunerianus Boiss. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus spryginii Tzvelev | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus squamosus Dulac | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus squarrosus Pomel | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus squarrosus Laest. ex Nyman | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus stabilis (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus stagnalis Hochst. ex A. Rich. | Accepted |  | TRO |  | 
	
		| Ranunculus stagnatilis Wallr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus staubii Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus stellaris Brodtb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus stenocarpus Steud. ex A.Rich. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus stenocolpus (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus stenodes (Cedercr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus stenodon (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus stenolobus Rydb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus stenopetalus Ovcz. | Synonym |  | TRO |  | 
	
		| Ranunculus stenorhynchus Franch. | Accepted |  | TRO |  | 
	
		| Ranunculus stenoschistus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus stevenii Andrz. | Synonym |  | TRO |  | 
	
		| Ranunculus stewartii Riedl | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus stipatus Jord. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus stojanovii Delip. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus stolonifer Hemsl. | Synonym |  | TRO |  | 
	
		| Ranunculus straussii Bornm. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus striatus Hochst. ex A. Rich. | Synonym |  | TRO |  | 
	
		| Ranunculus stricticaulis W.Koch | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus strigillosus Boiss. & A. Huet | Accepted |  | TRO |  | 
	
		| Ranunculus strigulosus Schur | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus strongylus (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus stylosus H.D.Wilson & Garn.-Jones | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus styriacus Hörandl & Gutermann | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus suaneticus Rupr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subacri-bulbosus Wesm. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subaffinis (A. Gray) Rydb. | Synonym |  | TRO |  | 
	
		| Ranunculus subalpinus Schur | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subalpinus K.C.Davis | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subangustifidus (Luferov) Luferov | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subantarcticus F.J.F.Fisher & Hair | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subapetalus Duby | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subborealis Tzvelev | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subbrevis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subcarpaticus Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subconjungens (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subcordatus E.O. Beal | Synonym |  | TRO |  | 
	
		| Ranunculus subcorymbosus Kom. | Accepted |  | TRO |  | 
	
		| Ranunculus subcorymbosus subsp. grandis (Honda) Tamura | Synonym |  | TRO |  | 
	
		| Ranunculus subcorymbosus var. grandis (Honda) Kitag. | Synonym |  | TRO |  | 
	
		| Ranunculus subcorymbosus var. manshuricus (H. Hara) Kitag. | Synonym |  | TRO |  | 
	
		| Ranunculus subcorymbosus var. ovczinnikovii Tamura | Synonym |  | TRO |  | 
	
		| Ranunculus subcrassus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subdecumbens (Nannf. & Harry Sm.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subfirmicaulis (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subflabellatus (Schur) Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subfuscus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subglaber (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subglaucescens (Nannf.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus × subhirsutus Brügger | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subhomophyllus (Halácsy) Vierh. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus subindivisus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subinermis (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sublaetevirens (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sublinearis (Markl. ex G.Kvist) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sublongimammus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus submarginatus Ovcz. | Accepted |  | TRO |  | 
	
		| Ranunculus submersus Godr. ex Carion | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subnemoricola (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subobtusulus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus suborbicularis Dunkel [Unplaced] | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus suborbiculatus Freyn | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus subpannonicus Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subpinnatus Wight & Arn. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus subrigescens Ovcz. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subrigidus W.B. Drew | Synonym |  | TRO |  | 
	
		| Ranunculus subrobustus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subsagittatus (A. Gray) Greene | Synonym |  | TRO |  | 
	
		| Ranunculus subsagittatus var. subaffinis (A. Gray) Greene | Synonym |  | TRO |  | 
	
		| Ranunculus subscaposus Hook.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subsimilis Printz | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus subtatricus Jasiewicz | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subtectus (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subtenuis (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subtilis Trautv. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subtilis Schur | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subtrifolius Schur | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subtruncatus W.Koch ex Brodtb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subtuberosus Gilib. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus subvastisectus Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sudermannicus Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus suevicus Borch.-Kolb | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus suksdorfii A. Gray | Synonym |  | TRO |  | 
	
		| Ranunculus suksdorfii subsp. trisectus (Eastw. ex B.L. Rob.) Fisher | Unresolved |  | TRO |  | 
	
		| Ranunculus sulphureus Sol. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus sulphureus var. albertii (Regel & Schmalh.) Maxim. | Synonym |  | TRO |  | 
	
		| Ranunculus sulphureus var. altaica (Laxm.) Trautv. | Synonym |  | TRO |  | 
	
		| Ranunculus sulphureus var. intercedens Hultén | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus sulphureus var. sulphureus | Synonym |  | TRO |  | 
	
		| Ranunculus sundaicus (Backer) H.Eichler | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sundinii (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus supernumerarius (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus supracondemiensis Grau, Ehr.Bayer & G.López | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus supramedialis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus supranudus Jord. & Fourr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus suprasericeus (Hand.-Mazz.) L. Liou | Synonym |  | TRO |  | 
	
		| Ranunculus suukensis N.Busch | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus svaneticus Rupr. | Accepted |  | TRO |  | 
	
		| Ranunculus svirensis (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sychnodon (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sychnopetala Colenso | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sychnoschistus (Cedercr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sylvaticus Thuill. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sylvaticus Gren. & Godr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus sylviae Gamisans | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus symmetrus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus syroussii Mobayen | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus szaferi Jasiewicz | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus szeewaldianus Prodán | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus szovitzianus Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus szowitsianus Boiss. | Accepted |  | TRO |  | 
	
		| Ranunculus szurulensis Lerchenf. ex Schur | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tabescens (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tachiroei Franch. & Sav. | Accepted |  | TRO |  | 
	
		| Ranunculus taigaensis Timokhina | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus taisanensis Hayata | Accepted |  | TRO |  | 
	
		| Ranunculus taisanensis var. tripartitus Ohwi | Synonym |  | TRO |  | 
	
		| Ranunculus taizanensis Yamam. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tanguticus (Maxim.) Ovcz. | Synonym |  | TRO |  | 
	
		| Ranunculus tanguticus var. capillaceus (Franch.) L. Liou | Synonym |  | TRO |  | 
	
		| Ranunculus tanguticus var. dasycarpus (Maxim.) L. Liou | Synonym |  | TRO |  | 
	
		| Ranunculus tanguticus var. tanguticus | Unresolved |  | TRO |  | 
	
		| Ranunculus tappeineri Bamb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus taquetii H.Lév. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tatrae Borbás | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus tauricus Freyn | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tauricus Pall. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tauriensis All. ex Steud. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tebulossicus Prima | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus telonensis Robert ex Biria | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tembensis Fresen. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tempskyanus Freyn & Sint. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tenebricans (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tenebricaster (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tenebrosus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tenellus Salis [Illegitimate] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus tenellus Viv. | Synonym |  | TRO |  | 
	
		| Ranunculus tenellus var. lyallii (A. Gray) B.L. Rob. | Synonym |  | TRO |  | 
	
		| Ranunculus tener C. Mohr | Accepted |  | TRO |  | 
	
		| Ranunculus tenerescens (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus teneriffa Pers. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus teneriusculus (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tengchongensis W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus tenorei Jord. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tenuicaulis Cheeseman | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tenuifolius Schleich. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tenuilobus Regel ex Kom. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tenuipes A.Heller | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tenuirostris Pomel | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tenuirostris Steud. ex Hochst. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tenuirostrus J.Q.Fu | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tenuis Buchanan | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tenuisectus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tenuistylus (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus termei Iranshahr & Rech.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ternatifolius Kirk | Unresolved |  | TRO |  | 
	
		| Ranunculus ternatus Thunb. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus ternatus var. dissectissimus (Migo) Hand.-Mazz. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus ternatus var. hirsutus H. Boissieu | Synonym |  | TRO |  | 
	
		| Ranunculus ternatus var. ternatus | Synonym |  | TRO |  | 
	
		| Ranunculus terrestris F.L.Wynd | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tersiflorus (Valta) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus testiculatus Crantz | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus tetrandrus W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus texensis Engelm. | Synonym |  | TRO |  | 
	
		| Ranunculus thala Mobayen | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus thasius Halácsy | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus thomasii Ten. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus thora L. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus thoroides E.H.L.Krause | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus thracicus Azn. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus tibetanus (Tolm. & Jurtzev) Grabovsk. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus timbalii Mabille & Gaudefroy | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tinctapex Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tinctigemmatus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tinctisepalus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tinctivaginatus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tomentosus Poir. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tomentosus Moench | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tommasinii Rchb. ex Freyn | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tomophyllus Jord. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tornensis (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus townsendii Briq. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus trachycarpus Fisch. & C.A.Mey. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus trachyspermus Engelm. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus trachyspermus Elliott | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus trachyspermus var. angustifolius Engelm. | Synonym |  | TRO |  | 
	
		| Ranunculus trachyticus Schur | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus trahens (T.Duncan) G.L.Nesom | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus transalaicus Tzvelev | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus transcaucasicus Kem.-Nath. | Accepted |  | TRO |  | 
	
		| Ranunculus × transdanubicus Pénzes | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus transiens (Vollm.) Borch.-Kolb | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus transiliensis Popov ex Ovcz. | Accepted |  | TRO |  | 
	
		| Ranunculus transkuopioensis (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus transochotensis Hara | Accepted |  | TRO |  | 
	
		| Ranunculus transsilvanicus Schur | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus transtibiscensis Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus transversalis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tranzschelii (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus traunfellneri Hoppe | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus trautmannii Soó | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus trautvetterianus C. Regel ex Ovcz. | Accepted |  | TRO |  | 
	
		| Ranunculus traversii Hook.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus triangularis W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus trichocarpus Boiss. & Kotschy | Accepted |  | TRO |  | 
	
		| Ranunculus trichophyllos Loscos | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus trichophyllus Chaix ex Vill. | Accepted |  | TRO |  | 
	
		| Ranunculus trichophyllus var. chanetii H. Lév. | Synonym |  | TRO |  | 
	
		| Ranunculus trichophyllus var. eradicatus (Laest.) W.B.Drew | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus trichophyllus subsp. eradicatus (Laest.) C.D.K.Cook | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus trichophyllus var. hispidulus (Drew) W.B. Drew | Synonym |  | TRO |  | 
	
		| Ranunculus trichophyllus subsp. lutulentus Vierh. | Synonym |  | TRO |  | 
	
		| Ranunculus trichophyllus subsp. rionii (Lagger) Soó | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus trichophyllus var. rionii (Lagger) Rikli | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus trichophyllus var. terrestris Gren. & Godr. | Synonym |  | TRO |  | 
	
		| Ranunculus trichophyllus var. trichophyllus | Synonym |  | TRO |  | 
	
		| Ranunculus trichopus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tricrenatus (Rupr.) Jurtzev & V.V.Petrovsky | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tricrenatus Rupr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tricuspis Maxim. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus tricuspis var. lancifolius (Bertol.) H.Hara | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus tridactylus H.Eichler | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tridens Ridl. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tridentatus Kunth ex DC. | Synonym |  | TRO |  | 
	
		| Ranunculus tridentatus var. major Kunth | Synonym |  | TRO |  | 
	
		| Ranunculus tridentatus var. minor DC. | Synonym |  | TRO |  | 
	
		| Ranunculus tridentifer (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus trifoliatus Muhl. ex Steud. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus trifolius Moench | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus trigonocarpus Boiss. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus trigonus Hand.-Mazz. | Accepted |  | TRO |  | 
	
		| Ranunculus trigonus var. trigonus | Synonym |  | TRO |  | 
	
		| Ranunculus trilobatus D.Don [Illegitimate] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus trilobulatus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus trilobus Desf. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus trinus (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tripartitus DC. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus triphyllos Wallr. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus triplex (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus triplodontus Melville | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus trisectilis Ovcz. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus trisectus Eastw. ex B.L. Rob. | Synonym |  | TRO |  | 
	
		| Ranunculus trisepalus Gillies ex Hook. & Arn. | Synonym |  | TRO |  | 
	
		| Ranunculus trisulcus (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus triternatus A.Gray | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus trivedii Aswal & Mehrotra | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus trivialis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus troodi H.Lindb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus trullifolius Hook. f. | Accepted |  | TRO |  | 
	
		| Ranunculus truncatus E.H.L.Krause | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus truniacus Hörandl & Gutermann | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tschuktschorum Rupr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tuberculatus DC. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tuberculatus Kit. ex Hornem. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tuberculatus C.A.Mey. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tuberosus Lapeyr. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus turczaninovii (Luferov) Vorosch. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tureholmiensis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus turkestanicus Franch. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus turneri Greene | Accepted |  | TRO |  | 
	
		| Ranunculus turneri subsp. jacuticus Tolm. | Synonym |  | TRO |  | 
	
		| Ranunculus tusbyensis (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tutus (Fagerstr. & Kvist) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus tuvinicus Erst | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus udicola Hörandl & Gutermann | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus udus Freyn. | Synonym |  | TRO |  | 
	
		| Ranunculus ulbrichii Engl. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus uliginosus Willd. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ultramontanus (Greene) A. Heller | Accepted |  | TRO |  | 
	
		| Ranunculus umbellatus Roxb. ex Willd. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus umbrosus Ten. & Guss. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus unalaschcensis Besser ex Ledeb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus uncinatus D. Don | Accepted |  | TRO |  | 
	
		| Ranunculus uncinatus var. earlei (Greene) L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus uncinatus var. parviflorus (Torr.) L.D. Benson | Synonym |  | TRO |  | 
	
		| Ranunculus uncinatus var. uncinatus | Synonym |  | TRO |  | 
	
		| Ranunculus uncostigma Merr. & L.M.Perry | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus undosus Melville | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus unguiculatus Greene | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus unguis-cati P.H.Davis | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus uniflorus Phil. ex Reiche | Accepted |  | TRO |  | 
	
		| Ranunculus uniflorus f. uniflorus | Synonym |  | TRO |  | 
	
		| Ranunculus uplandicus Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus urbicola (Fagerstr. & Kvist) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus urhionicus Pau | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus urjalensis (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus urvilleanus Cheeseman | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus ussuriensis Kom. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus ustulatus (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus utahensis Rydb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus uttaranchalensis Pusalkar & D.K.Singh | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus uxoris (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus vagans S.Watson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus vaginalis Planch. & Linden ex Triana & Planch. | Synonym |  | TRO |  | 
	
		| Ranunculus vaginatus Hand.-Mazz. | Synonym |  | TRO |  | 
	
		| Ranunculus vaginifer (Julin & Nannf.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus valdepubens Jord. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus valdesii Grau | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus valdivianus Phil. ex Reiche | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus valesiacus Suter | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus validus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus valtae (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus vanensis P.H.Davis | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus vaniotii H. Lév. | Synonym |  | TRO |  | 
	
		| Ranunculus vanneromii (Demarsin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus varangerensis (Fagerstr. & Kvist) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus variabilis Hörandl & Gutermann | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus variantifrons (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus varicus O.Schwarz | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus variifolius Salisb. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus × variifolius (Schur) A.Nyár. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus vastifolius (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus vastisectus (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus velutinus Ten. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus venetus Huter ex Landolt | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus ventricosus Vent. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus venustus (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus verecundus B.L.Rob. ex Piper | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus vermirrhizus A.P.Khokhr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus vernus K.F.Schimp. & Spenn. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus vernus f. divergens F.W.Schultz | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus vernyi Franch. & Sav. | Synonym |  | TRO |  | 
	
		| Ranunculus veronicae N.Böhling | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus verrucosulus Poir. ex Steud. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus verrucosus Bercht. & J.Presl | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus verticillatus Kirk | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus verticillatus Eastw. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus vertumnalis O.Schwarz | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus vespertilio Lojac. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus vestergrenii (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus vestitus Wall. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus viadensis (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus viburgensis (Markl.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus vicinalis Greene | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus victoriensis B.G.Briggs | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus vilaenadalis Sennen | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus villarsii DC. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus villiferus Jord. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus villosus St.-Amans [Illegitimate] | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus villosus subsp. constantinopolitanus (DC.) Elenevsky | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus villosus subsp. constantinopolitanus Jelen. | Synonym |  | TRO |  | 
	
		| Ranunculus vindobonensis Hörandl & Gutermann | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus viridis H.D.Wilson & Garn.-Jones | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus viriditorus (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus virzionensis Felix | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus vitellinus (Markl. ex Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus vitifolius D.Don | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus vjatkensis Tzvelev | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus volkensii Engl. | Accepted |  | TRO |  | 
	
		| Ranunculus vorkutensis Tzvelev | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus vulcanicola Staner | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus vulgatus Jord. ex Boreau | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus vulgoramosus A.P.Khokhr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus vuolijokiensis Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus vvedenskyi Ovcz. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus vytegrensis (Fagerstr.) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus wahgiensis H.Eichler | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus waldronii Lunell | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus wallichianus Wight & Arn. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus walo-kochii Hörandl & Gutermann | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus walteri Regel ex Kom. | Synonym |  | TRO |  | 
	
		| Ranunculus wangianus Q. E. Yang | Accepted |  | TRO |  | 
	
		| Ranunculus warionii Freyn | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus waziristanicus Qureshi & Chaudhri | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus weberbaueri (Ulbr.) Lourteig | Accepted |  | TRO |  | 
	
		| Ranunculus weddellii Lourteig | Accepted |  | TRO |  | 
	
		| Ranunculus wendelboi Iranshahr & Rech.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus wettsteinii Dörfl. | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus weyleri Marès | Accepted |  | WCSP (in review) |  | 
	
		| Ranunculus wilanderi (Nath.) Á.Löve & D.Löve | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus winkleri Freyn | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus wolfianus Chenev. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus wraberi Pignatti | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus xantholeucos Coss. & Durieu | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus xatardii Lapeyr. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus xinningensis W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus yaegatakensis Masam. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus yakushimensis Masam. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus yanshanensis W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus yaoanus W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus yatsugatakensis Honda & Kumaz. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus yechengensis W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus yezoensis Nakai | Synonym |  | TRO |  | 
	
		| Ranunculus yinshanensis (Y.Z.Zhao) Y.Z.Zhao | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus yinshanicus (Y.Z. Zhao) Y.Z. Zhao | Accepted |  | TRO |  | 
	
		| Ranunculus yukonensis Britton | Synonym |  | TRO |  | 
	
		| Ranunculus yunnanensis Franch. | Accepted |  | TRO |  | 
	
		| Ranunculus yuparensis Miyabe ex Toyok. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus yvesii Burnat | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus zaghei Parsa | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus zapalowiczii Pacz. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus zaplatys (Julin) Ericsson | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus zenjanensis Iranshahr & Rech.f. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus zernyi Ulbr. | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus zhungdianensis W.T. Wang | Accepted |  | TRO |  | 
	
		| Ranunculus zmudae Jasiewicz | Unresolved |  | WCSP (in review) |  | 
	
		| Ranunculus zuccarinii Miq. | Synonym |  | WCSP (in review) |  | 
	
		| Ranunculus zuccarinii var. dissectissimus Migo | Synonym |  | WCSP (in review) |  |