The Plant List — A working list for all plant species

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You should refer instead to the current version of The Plant List.

Results

No plant names match your search for Cassia guineensis; we will try Cassia instead.

1815 plant name records match your search criteria Cassia. The results are below.

• Genus Cassia is in the family Leguminosae. Species epithets begin with: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

The results can also be downloaded as a CSV file.

See "Status", "Confidence level", "Source" for definitions.

Name	Status	Confi­dence level	Source
Cassia abbreviata Oliv.	Accepted		ILDIS
Cassia abbreviata subsp. beareana (Holmes) Brenan	Accepted		ILDIS
Cassia abbreviata subsp. kassneri (Baker f.) Brenan	Accepted		ILDIS
Cassia absus Sesse & Moc.	Synonym		ILDIS
Cassia absus L.	Synonym		ILDIS
Cassia absus var. meonandra H.S.Irwin & Barneby	Synonym		ILDIS
Cassia acacalis Royle	Unresolved		WCSP (in review)
Cassia acanthoclada Griseb.	Synonym		ILDIS
Cassia acapulcensis Kunth	Synonym		ILDIS
Cassia acaulis Bong. ex A. Chev.	Unresolved		TRO
Cassia acclinus F. Muell.	Synonym		TRO
Cassia acinacicarpa Rusby	Synonym		ILDIS
Cassia aciphylla A.Gray	Accepted		ILDIS
Cassia aciphylla auct. non A.Gray	Misapplied		ILDIS
Cassia acisperma Schrank ex Colla	Unresolved		WCSP (in review)
Cassia acosmifolia Benth.	Synonym		ILDIS
Cassia acosmifolia var. euryloba H.S.Irwin & Barneby	Synonym		ILDIS
Cassia acosmifolia var. oropedii H.S.Irwin & Barneby	Synonym		ILDIS
Cassia aculeata Benth.	Synonym		ILDIS
Cassia acuminata Moench	Synonym		ILDIS
Cassia acuminata Willd.	Synonym		TRO
Cassia acuruensis Benth.	Synonym		ILDIS
Cassia acuta Vogel	Synonym		ILDIS
Cassia acutifolia Delile	Synonym		ILDIS
Cassia acutisepala Benth.	Synonym		ILDIS
Cassia adamantina H.S.Irwin & Barneby	Synonym		ILDIS
Cassia adenantha Zoll. & Moritzi	Synonym		ILDIS
Cassia adenensis Benth.	Synonym		ILDIS
Cassia adenensis var. corneliana (Vatke) Chiov.	Synonym		ILDIS
Cassia adenophora Harms	Synonym		ILDIS
Cassia adenophylla Taub.	Synonym		ILDIS
Cassia adenopoda Miq.	Synonym		TRO
Cassia adenosperma Urb.	Synonym		ILDIS
Cassia adiantifolia Benth.	Synonym		ILDIS
Cassia adiantifolia var. adiantifolia	Synonym		TRO
Cassia adiantifolia var. pteridophylla (Sandwith) Ducke	Synonym		ILDIS
Cassia adscendens Colla	Synonym		ILDIS
Cassia advena Willd. ex Vogel	Synonym		TRO
Cassia aegyptiaca Willd.	Unresolved		WCSP (in review)
Cassia aeschinomene Collad.	Synonym		ILDIS
Cassia aethiopica Guibourt	Unresolved		WCSP (in review)
Cassia affinis Benth.	Synonym		ILDIS
Cassia africana (Steyaert) Mendonca & Torre	Synonym		ILDIS
Cassia afrofistula Brenan	Accepted		ILDIS
Cassia afzeliana Vogel	Unresolved		WCSP (in review)
Cassia agnes (de Wit) Brenan	Accepted		ILDIS
Cassia aiarana H.S.Irwin	Synonym		ILDIS
Cassia alata L.	Synonym		ILDIS
Cassia alata var. perennis Pamp.	Synonym		ILDIS
Cassia alata var. rumphiana DC.	Synonym		ILDIS
Cassia albida Ortega	Synonym		ILDIS
Cassia alcaparillo Kunth	Synonym		ILDIS
Cassia alcaparra Phil.	Synonym		ILDIS
Cassia aldabrensis Hemsl.	Accepted		ILDIS
Cassia alexandrina (Garsault) Thell.	Synonym		ILDIS
Cassia altoana H.S.Irwin & Barneby	Synonym		ILDIS
Cassia amambaya H.S.Irwin & Barneby	Synonym		ILDIS
Cassia amazonica Ducke	Synonym		ILDIS
Cassia amiciella H.S.Irwin & Barneby	Synonym		ILDIS
Cassia amoena Buch.-Ham.	Unresolved		WCSP (in review)
Cassia amphibola H.S.Irwin & Barneby	Synonym		ILDIS
Cassia ampliflora Steud.	Synonym		ILDIS
Cassia anceps Benth.	Synonym		ILDIS
Cassia andersonii H.S.Irwin & Barneby	Synonym		ILDIS
Cassia andina Phil.	Synonym		ILDIS
Cassia andina J.F.Macbr.	Synonym		ILDIS
Cassia andreana (Britton & Killip) Garcia-Barr.	Synonym		ILDIS
Cassia andrieuxii Benth.	Synonym		ILDIS
Cassia andromedea Benth.	Synonym		ILDIS
Cassia angolensis Hiern	Accepted		ILDIS
Cassia angulata Vogel	Synonym		ILDIS
Cassia angulata var. angustifolia Benth.	Synonym		ILDIS
Cassia angulata var. miscadena Vogel	Synonym		ILDIS
Cassia angustifolia M.Vahl	Synonym		ILDIS
Cassia angustisiliqua Lam.	Synonym		ILDIS
Cassia angustissima Lam.	Synonym		ILDIS
Cassia anisopetala Donn.Sm.	Synonym		ILDIS
Cassia annulata Willd. ex Klotzsch	Unresolved		TRO
Cassia annunciata E.H.L.Krause	Synonym		ILDIS
Cassia anthoxantha Capuron	Synonym		ILDIS
Cassia antillana (Britton & Rose) Alain	Synonym		ILDIS
Cassia apaensis Chodat & Hassl.	Synonym		ILDIS
Cassia aphylla Cav.	Synonym		ILDIS
Cassia aphylla var. divaricata Hieron.	Synonym		TRO
Cassia aphylla subsp. divaricata (Hieron.) Bravo	Synonym		TRO
Cassia aphylla var. rigida Hieron.	Synonym		ILDIS
Cassia aphylla var. robusta Burkart	Synonym		TRO
Cassia aphylla var. trichosepala Chodat & Wilczek	Synonym		ILDIS
Cassia aphylla var. virgata Burkart	Synonym		TRO
Cassia apiculata M.Martens & Galeotti	Synonym		ILDIS
Cassia apoucouita Aubl.	Synonym		ILDIS
Cassia apoucouita var. floribunda Benth.	Synonym		TRO
Cassia apoucouita var. obtusifolia Benth.	Synonym		ILDIS
Cassia apoucouita var. plurifoliolata Hoehne	Synonym		ILDIS
Cassia appendiculata Vogel	Synonym		ILDIS
Cassia applanata Andersson	Synonym		ILDIS
Cassia aprica Vell.	Unresolved		WCSP (in review)
Cassia apsidoneura H.S.Irwin & Barneby	Synonym		ILDIS
Cassia arachoides Burch.	Synonym		ILDIS
Cassia arayatensis Litv.	Synonym		ILDIS
Cassia arayatensis "sensu Naves, non Litv."	Synonym		ILDIS
Cassia arborea Macfad.	Synonym		ILDIS
Cassia arborescens Mill.	Synonym		ILDIS
Cassia arborescens Vahl	Synonym		ILDIS
Cassia arduinervis Urb.	Synonym		ILDIS
Cassia arduinervis var. brevipila Urb.	Synonym		ILDIS
Cassia arenaria Kunth	Synonym		ILDIS
Cassia arequipensis Vogel	Synonym		ILDIS
Cassia arereh Delile	Accepted		ILDIS
Cassia argentea Kunth	Synonym		ILDIS
Cassia arida Rose	Synonym		ILDIS
Cassia aristata Benth.	Synonym		ILDIS
Cassia aristata Willd. ex Walp.	Synonym		TRO
Cassia aristellata (Pennell) Cory & Parks	Synonym		ILDIS
Cassia aristellata (Pennell) Cory & H.B. Parks	Synonym		TRO
Cassia aristulifera Harms	Synonym		ILDIS
Cassia arlindo-andradei Hoehne	Synonym		ILDIS
Cassia arlindo-andradei f. maior Hoehne	Synonym		TRO
Cassia armata S.Watson	Synonym		ILDIS
Cassia arnottiana Hook.	Synonym		ILDIS
Cassia arnottiana var. andina (Phil.) Reiche	Synonym		TRO
Cassia arnottiana var. sericea Burkart ex Bravo	Synonym		TRO
Cassia arowana M.R.Schomb.	Unresolved		WCSP (in review)
Cassia arrojadoana Luetzelb.	Synonym		ILDIS
Cassia arrojadoana Harms ex Luetzelburg	Synonym		TRO
Cassia artemisiifolia R.Br.	Unresolved		WCSP (in review)
Cassia artemisioides DC.	Accepted		ILDIS
Cassia artensis Beauvis.	Unresolved		WCSP (in review)
Cassia articulata Rose	Synonym		ILDIS
Cassia aschrek Forssk.	Synonym		ILDIS
Cassia aspera Elliott	Synonym		ILDIS
Cassia aspera var. mohrii Pollard	Synonym		ILDIS
Cassia aspera var. simpsonii (Pollard) J.F.Macbr.	Synonym		ILDIS
Cassia aspleniifolia H.S.Irwin & Barneby	Synonym		ILDIS
Cassia astrochiton H.S.Irwin & Barneby	Synonym		ILDIS
Cassia astroites Cham. & Schltdl.	Synonym		ILDIS
Cassia atomaria L.	Synonym		ILDIS
Cassia atomaria var. glabrata Benth.	Synonym		ILDIS
Cassia atroglandulosa Harms	Synonym		ILDIS
Cassia atroreticulata Chiov.	Unresolved		WCSP (in review)
Cassia atroviridis Span.	Synonym		ILDIS
Cassia aubrevillei Pellegr.	Accepted		ILDIS
Cassia augusti Harms	Synonym		ILDIS
Cassia augustisiliqua Chapm.	Unresolved		TRO
Cassia aurantia G.Don	Synonym		ILDIS
Cassia aurata Roxb.	Synonym		ILDIS
Cassia auricoma (Benth.) Ghesq.	Synonym		ILDIS
Cassia auricoma Steyaert	Synonym		ILDIS
Cassia auriculata L.	Synonym		ILDIS
Cassia auris-zerdae H.S.Irwin & Barneby	Synonym		ILDIS
Cassia aurivilla Benth.	Synonym		ILDIS
Cassia australis Vell.	Synonym		ILDIS
Cassia australis sensu Sims	Misapplied		ILDIS
Cassia australis Sims	Synonym		ILDIS
Cassia australis var. revoluta (F. Muell.) Benth.	Unresolved		TRO
Cassia autropurpurea Benth.	Synonym		ILDIS
Cassia aversiflora Herbert	Synonym		ILDIS
Cassia aversifolia Herbert	Synonym		ILDIS
Cassia axillaris Pittier	Synonym		ILDIS
Cassia axillaris Sesse & Moc.	Synonym		ILDIS
Cassia azulana H.S.Irwin & Barneby	Synonym		ILDIS
Cassia babylonica Schrank	Synonym		ILDIS
Cassia baccarinii Chiov.	Synonym		ILDIS
Cassia baciliaris auct. non L.f.	Misapplied		ILDIS
Cassia bacillaris L.f.	Synonym		ILDIS
Cassia bacillus Gaertn.	Synonym		ILDIS
Cassia bacillus Roxb.	Synonym		ILDIS
Cassia bahamensis Mill.	Synonym		ILDIS
Cassia bahamensis var. latifolia Benth.	Synonym		ILDIS
Cassia bahiae H.S.Irwin	Synonym		ILDIS
Cassia bakerana Craib [Spelling variant]	Synonym		ILDIS
Cassia bakeriana Craib	Accepted		ILDIS
Cassia barbata Nees & Mart.	Synonym		ILDIS
Cassia barbata var. mollis Benth.	Synonym		ILDIS
Cassia barbata var. paraguayensis Chodat & Hassl.	Synonym		ILDIS
Cassia barbinervis (Pittier) Pittier	Accepted		TRO
Cassia barclayana Sweet	Accepted		ILDIS
Cassia barclayana var. barclayana Sweet	Synonym		ILDIS
Cassia barclayana var. pubescens (Benth.) Symon	Accepted		ILDIS
Cassia barrenfieldii Colla	Unresolved		WCSP (in review)
Cassia bartlettii Standl.	Synonym		ILDIS
Cassia bartonii F.M.Bailey	Synonym		ILDIS
Cassia bartonii Bailey	Synonym		TRO
Cassia basifolia Vogel	Synonym		ILDIS
Cassia basifolia var. aristulata Hassl.	Synonym		ILDIS
Cassia batramensis Steud.	Unresolved		TRO
Cassia bauhiniifolia Kunth	Synonym		ILDIS
Cassia bauhinioides A.Gray	Synonym		ILDIS
Cassia bauhinioides var. arizonica J.F.Macbr.	Synonym		ILDIS
Cassia bauhinioides var. arizonica Robinson ex J. F. Macbr.	Synonym		TRO
Cassia bauhinioides var. pilosior J.F.Macbr.	Synonym		ILDIS
Cassia beareana Holmes	Synonym		ILDIS
Cassia beareana sensu R.O.Williams	Misapplied		ILDIS
Cassia belemii H.S.Irwin & Barneby	Synonym		ILDIS
Cassia belemii var. paludicola H.S.Irwin & Barneby	Synonym		ILDIS
Cassia benitoensis Britton & Wilson	Synonym		ILDIS
Cassia benthamiana Harms	Synonym		ILDIS
Cassia benthamii Ghesq.	Synonym		ILDIS
Cassia bequaertii De Wild.	Unresolved		WCSP (in review)
Cassia berlandieri Benth.	Synonym		ILDIS
Cassia berryana Voigt	Unresolved		WCSP (in review)
Cassia berteriana DC.	Synonym		ILDIS
Cassia berterii Colla	Synonym		ILDIS
Cassia berteroi Colla	Synonym		TRO
Cassia bicapsularis sensu Bojer	Misapplied		ILDIS
Cassia bicapsularis sensu auct.	Misapplied		ILDIS
Cassia bicapsularis L.	Synonym		ILDIS
Cassia bicapsularis var. aristata DC.	Synonym		ILDIS
Cassia bicapsularis var. augusti (Harms) J.F.Macbr.	Synonym		ILDIS
Cassia bicapsularis var. chilensis Benth.	Synonym		ILDIS
Cassia bicapsularis var. eriocarpa Griseb.	Synonym		ILDIS
Cassia bicapsularis var. indecora (Kunth) Benth.	Synonym		ILDIS
Cassia bicapsularis var. indecora Urb.	Synonym		TRO
Cassia bicapsularis f. pilosa Chodat & Hassl.	Synonym		TRO
Cassia bicapsularis var. pubescens Benth.	Synonym		ILDIS
Cassia bicapsularis var. quadrijuga DC.	Synonym		ILDIS
Cassia bicapsularis var. rostrata (Mart.) Isely	Synonym		ILDIS
Cassia bicapsularis var. tenuifolia Benth.	Synonym		ILDIS
Cassia biciliaris L.f.	Synonym		ILDIS
Cassia biensis (Steyaert) Mendonca & Torre	Synonym		ILDIS
Cassia bifida Zoll.	Synonym		ILDIS
Cassia biflora Mill.	Synonym		ILDIS
Cassia biflora L.	Synonym		ILDIS
Cassia biflora sensu Bojer	Misapplied		ILDIS
Cassia biflora auct. non L.	Misapplied		ILDIS
Cassia biflora Griseb.	Synonym		TRO
Cassia biflora var. angustisiliqua Griseb.	Synonym		TRO
Cassia biflora var. rostrata (Mart.) Benth.	Synonym		ILDIS
Cassia biflora var. semperflorens (DC.) Collad.	Synonym		ILDIS
Cassia bifolia Pers. ex Pittier	Unresolved		TRO
Cassia bifoliata DC. ex Collad.	Synonym		TRO
Cassia bifoliola Knuth	Synonym		ILDIS
Cassia bifoliola Harms	Synonym		ILDIS
Cassia bifoliolata Collad.	Synonym		ILDIS
Cassia bifoliolata var. pentandra (Raddi) Desv.	Synonym		ILDIS
Cassia bifoliolata var. rotundifolia (Pers.) Desv.	Synonym		ILDIS
Cassia biglandulosa Bertol.	Synonym		TRO
Cassia bijuga Vogel	Synonym		ILDIS
Cassia bimarginata Griseb.	Synonym		ILDIS
Cassia birostris Vogel	Synonym		ILDIS
Cassia blanchetii Benth.	Synonym		ILDIS
Cassia bonplandia Rojas Acosta	Unresolved		TRO
Cassia bonplandiana DC.	Synonym		ILDIS
Cassia borbonioides Vogel	Synonym		ILDIS
Cassia borneensis Miq.	Synonym		ILDIS
Cassia botteriana Benth.	Synonym		ILDIS
Cassia boyanii H.S.Irwin & Barneby	Synonym		ILDIS
Cassia brachiata (Pollard) J.F.Macbr.	Synonym		ILDIS
Cassia brachyblepharis Harms	Synonym		ILDIS
Cassia brachycarpa Urb.	Synonym		TRO
Cassia brachypoda Benth.	Synonym		ILDIS
Cassia brachypoda var. multijuga Benth.	Synonym		ILDIS
Cassia brachyrachis Harms	Synonym		ILDIS
Cassia brachystachis Harms ex Glaz.	Synonym		TRO
Cassia brachystachya Benth.	Synonym		ILDIS
Cassia brachystachya var. unijuga Benth.	Synonym		ILDIS
Cassia bracteata L.f.	Synonym		ILDIS
Cassia bracteolata Vogel	Synonym		ILDIS
Cassia bracteosa Welw. ex W.Bull	Unresolved		WCSP (in review)
Cassia bracteosa Lassen	Unresolved		WCSP (in review)
Cassia bradei Harms	Synonym		ILDIS
Cassia brasiliana Lam.	Synonym		ILDIS
Cassia brasiliana var. ferruginea (Schrad.) Vogel	Synonym		ILDIS
Cassia brasiliana var. tomentosa Miq.	Synonym		ILDIS
Cassia brasiliensis Buc'hoz	Synonym		ILDIS
Cassia brevicalyx Benth.	Synonym		ILDIS
Cassia brevicalyx var. elliptica H.S.Irwin & Barneby	Synonym		ILDIS
Cassia brevifolia Lam.	Synonym		ILDIS
Cassia brevifolia var. glabra Brenan	Synonym		ILDIS
Cassia brevifolia var. majuscula Ghesq.	Synonym		ILDIS
Cassia brevifolia var. minutula Bojer	Synonym		ILDIS
Cassia brevipes Collad.	Synonym		ILDIS
Cassia brevipila (Urb.) Alain	Synonym		ILDIS
Cassia brewsteri F.Muell.	Accepted		ILDIS
Cassia brewsteri (F. Muell.) F. Muell. ex Benth.	Unresolved		TRO
Cassia brittoniana Lundell	Synonym		ILDIS
Cassia brongniartii Gaudich.	Synonym		ILDIS
Cassia broughtonii Fawc. & Rendle	Synonym		TRO
Cassia browniana Kunth	Synonym		ILDIS
Cassia browniana (Britton & Rose) Philipson	Synonym		TRO
Cassia buchananii Kostel.	Unresolved		WCSP (in review)
Cassia bucherae (Moldenke) Leon	Synonym		ILDIS
Cassia buchii Urb.	Synonym		ILDIS
Cassia bulbotricha Taub. ex Glaz.	Unresolved		WCSP (in review)
Cassia burchellii Benth.	Synonym		ILDIS
Cassia burkartiana Villa	Synonym		ILDIS
Cassia burmanni DC.	Unresolved		WCSP (in review)
Cassia burmanni Wall.	Unresolved		WCSP (in review)
Cassia burmanni Wight	Unresolved		WCSP (in review)
Cassia burttii Baker f.	Accepted		ILDIS
Cassia cachimboensis H.S.Irwin & Barneby	Synonym		ILDIS
Cassia caeciliae Harms	Synonym		ILDIS
Cassia caesia Glaz.	Synonym		ILDIS
Cassia caesia Harms	Synonym		ILDIS
Cassia caespitosa Benth.	Synonym		ILDIS
Cassia cafesiana Rojas	Unresolved		TRO
Cassia cahosiana Urb. & Ekman	Synonym		ILDIS
Cassia caiapo H.S.Irwin & Barneby	Synonym		ILDIS
Cassia calixtana H.S.Irwin & Barneby	Synonym		ILDIS
Cassia calliantha G.Mey.	Synonym		ILDIS
Cassia calvens J.F.Macbr.	Synonym		ILDIS
Cassia calycioides Collad.	Synonym		ILDIS
Cassia campanae Phil.	Synonym		ILDIS
Cassia campicola Harms	Synonym		ILDIS
Cassia camporum Benth.	Synonym		ILDIS
Cassia cana Steud.	Synonym		ILDIS
Cassia cana Nees & Mart.	Synonym		ILDIS
Cassia canaliculata R.Br.	Unresolved		WCSP (in review)
Cassia canca Cav.	Synonym		ILDIS
Cassia candenatensis Dennst.	Synonym		ILDIS
Cassia candolleana Vogel	Synonym		ILDIS
Cassia canescens Kunth	Synonym		ILDIS
Cassia capensis Thunb.	Synonym		ILDIS
Cassia capensis sensu Baill.	Misapplied		ILDIS
Cassia capensis var. humifusa "sensu Ghesq., p.p."	Misapplied		ILDIS
Cassia capensis var. humifusa sensu Ghesq.	Misapplied		ILDIS
Cassia capensis var. telfairiana (Hook.f.) Ghesq.	Synonym		ILDIS
Cassia caracasana Jacq.	Synonym		ILDIS
Cassia caracensis H.S.Irwin & Barneby	Synonym		ILDIS
Cassia cardiosperma F.Muell.	Accepted		ILDIS
Cassia caribaea Northr.	Synonym		ILDIS
Cassia carnaval Speg.	Synonym		ILDIS
Cassia carobinha H.S.Irwin & Barneby	Synonym		ILDIS
Cassia caroliniana Walter	Synonym		ILDIS
Cassia carringtoniana Torre	Unresolved		WCSP (in review)
Cassia carthaginensis Steud.	Synonym		ILDIS
Cassia castiglionia Collad.	Unresolved		WCSP (in review)
Cassia catapodia H.S.Irwin & Barneby	Synonym		ILDIS
Cassia cathartica Mart.	Synonym		ILDIS
Cassia cathartica var. acutifolia Benth.	Synonym		ILDIS
Cassia cathartica var. angustifolia Benth.	Synonym		TRO
Cassia cathartica subsp. floribunda Hassl.	Synonym		ILDIS
Cassia cathartica var. paucijuga H.S.Irwin & Barneby	Synonym		ILDIS
Cassia catharticoides H.S.Irwin & Barneby	Synonym		ILDIS
Cassia catiarae H.S.Irwin & Barneby	Synonym		ILDIS
Cassia catingae Harms	Synonym		ILDIS
Cassia caudata Standl.	Synonym		ILDIS
Cassia cavalcantina H.S.Irwin & Barneby	Synonym		ILDIS
Cassia caymanensis C.D. Adams	Synonym		TRO
Cassia celiae H.S.Irwin & Barneby	Synonym		ILDIS
Cassia centiflora H.S.Irwin & Barneby	Synonym		ILDIS
Cassia centijuga Wawra	Synonym		TRO
Cassia cernua Balb.	Synonym		ILDIS
Cassia chacoensis L.Bravo	Synonym		ILDIS
Cassia chaetoblepharis Glaz.	Synonym		ILDIS
Cassia chaetostegia H.S.Irwin & Barneby	Synonym		ILDIS
Cassia chaetostegia var. obolaria H.S.Irwin & Barneby	Synonym		ILDIS
Cassia chamaecrista Mill.	Synonym		ILDIS
Cassia chamaecrista L.	Synonym		ILDIS
Cassia chamaecrista Walter	Synonym		TRO
Cassia chamaecrista var. brasiliensis Vogel	Synonym		ILDIS
Cassia chamaecrista var. diffusa Kuntze	Synonym		TRO
Cassia chamaecrista f. flavicoma (Kunth) Kuntze	Synonym		TRO
Cassia chamaecrista f. glabrescens Kuntze	Synonym		TRO
Cassia chamaecrista f. hirsuta Kuntze	Synonym		TRO
Cassia chamaecrista var. hypnotica (Vell.) N.F. Mattos	Synonym		TRO
Cassia chamaecrista f. incana Kuntze	Synonym		TRO
Cassia chamaecrista var. nictitans Kuntze	Synonym		ILDIS
Cassia chamaecrista f. pubicaulis Kuntze	Synonym		TRO
Cassia chamaecrista var. robusta Pollard	Synonym		ILDIS
Cassia chamaecrista var. stricta (Schrank) DC.	Synonym		ILDIS
Cassia chamaecristoides Collad.	Synonym		ILDIS
Cassia chapadae H.S.Irwin & Barneby	Synonym		ILDIS
Cassia chapmanii Isely	Synonym		ILDIS
Cassia charlesiana Symon	Accepted		ILDIS
Cassia chartacea H.S.Irwin	Synonym		ILDIS
Cassia chatelainiana Gaudich.	Accepted		ILDIS
Cassia chiapensis Standl.	Synonym		ILDIS
Cassia chinensis Lam.	Unresolved		WCSP (in review)
Cassia chinensis Jacq.	Unresolved		WCSP (in review)
Cassia chloroclada Harms	Synonym		ILDIS
Cassia choriophylla Vogel	Synonym		ILDIS
Cassia choriophylla var. latifolia Benth.	Synonym		ILDIS
Cassia chrysocarpa Desv.	Synonym		ILDIS
Cassia chrysocarpa var. macrocarpa Benth.	Synonym		ILDIS
Cassia chrysocarpa var. psilocarpa Benth.	Synonym		ILDIS
Cassia chrysoclada Taub.	Synonym		ILDIS
Cassia chrysogyne Miq.	Synonym		ILDIS
Cassia chrysoloma De Not.	Synonym		ILDIS
Cassia chrysophylla A.Rich.	Synonym		ILDIS
Cassia chrysosepala H.S.Irwin & Barneby	Synonym		ILDIS
Cassia chrysotingens Hoehne	Synonym		ILDIS
Cassia chrysotingens var. obtusata Hoehne	Synonym		ILDIS
Cassia chrysotricha Collad.	Synonym		ILDIS
Cassia ciliaris Collad.	Synonym		TRO
Cassia ciliata Raf.	Synonym		ILDIS
Cassia ciliata Hoffmanns.	Synonym		ILDIS
Cassia ciliolata Benth.	Synonym		ILDIS
Cassia ciliolata var. caprina H.S.Irwin & Barneby	Synonym		ILDIS
Cassia ciliolata var. pulchella H.S.Irwin & Barneby	Synonym		ILDIS
Cassia ciliolata var. rigidinervia Benth.	Synonym		ILDIS
Cassia cinerascens Vogel	Synonym		ILDIS
Cassia cinerea Cham. & Schltdl.	Synonym		ILDIS
Cassia cinerea Colla	Synonym		TRO
Cassia cipoana H.S.Irwin & Barneby	Synonym		ILDIS
Cassia circinnata Benth.	Accepted		ILDIS
Cassia cladophylla W.Fitzg.	Accepted		ILDIS
Cassia clarendonensis Britton	Synonym		ILDIS
Cassia clarensis (Britton & Rose) R.A.Howard	Synonym		ILDIS
Cassia claussenii Benth.	Synonym		ILDIS
Cassia claussenii var. cyclophylla H.S.Irwin & Barneby	Synonym		ILDIS
Cassia claussenii var. megacycla H.S.Irwin & Barneby	Synonym		ILDIS
Cassia closiana Phil.	Synonym		ILDIS
Cassia cobanensis (Britton & Rose) Lundell	Synonym		ILDIS
Cassia coccinea Wall.	Synonym		ILDIS
Cassia cochabambae Herzog	Synonym		ILDIS
Cassia collae G.Don	Synonym		ILDIS
Cassia coluteoides Collad.	Synonym		ILDIS
Cassia comayaguana (Britton & Rose) Lundell	Synonym		TRO
Cassia comosa (E.Mey.) Vogel	Synonym		ILDIS
Cassia comosa var. capricornia Steyaert	Synonym		TRO
Cassia compitalis H.S.Irwin & Barneby	Synonym		ILDIS
Cassia concinna Benth.	Accepted		ILDIS
Cassia conferta Benth.	Synonym		ILDIS
Cassia conferta f. grandifoliolata Benth.	Synonym		TRO
Cassia conferta var. machrisiana (Cowan) H.S.Irwin & Barneby	Synonym		ILDIS
Cassia conferta var. simulans H.S.Irwin & Barneby	Synonym		ILDIS
Cassia conferta var. virgata H.S.Irwin & Barneby	Synonym		ILDIS
Cassia confinis Greene	Synonym		ILDIS
Cassia confusa Phil.	Unresolved		WCSP (in review)
Cassia confusa var. campanae (Phil.) Reiche	Synonym		ILDIS
Cassia conjugata Benth.	Synonym		ILDIS
Cassia conspicua (G. Don) Vogel	Accepted		TRO
Cassia contorta Vogel	Synonym		TRO
Cassia cookii Killip & J.F.Macbr.	Synonym		ILDIS
Cassia coquimbensis Vogel	Synonym		ILDIS
Cassia cordistipula Mart.	Synonym		ILDIS
Cassia coriacea Benth.	Synonym		ILDIS
Cassia corifolia Benth.	Synonym		ILDIS
Cassia corneliana Vatke	Synonym		ILDIS
Cassia coromandeliana Jacq.	Unresolved		WCSP (in review)
Cassia coronilloides Benth.	Accepted		ILDIS
Cassia corymbosa Lam.	Synonym		ILDIS
Cassia corymbosa Ortega	Synonym		TRO
Cassia corymbosa var. plurijuga Benth.	Synonym		TRO
Cassia costata J.F.Bailey & C.T.White	Accepted		ILDIS
Cassia cotinifolia G.Don	Synonym		ILDIS
Cassia cotinifolia Benth.	Synonym		TRO
Cassia cotinifolia var. glaberrima H.S.Irwin & Barneby	Synonym		ILDIS
Cassia cotinifolia var. leptodictya H.S.Irwin & Barneby	Synonym		ILDIS
Cassia cotinifolia var. percoriacea H.S.Irwin & Barneby	Synonym		ILDIS
Cassia covesii A.Gray	Synonym		ILDIS
Cassia cowanii H.S.Irwin & Barneby	Accepted		ILDIS
Cassia cowanii var. guianensis (Sandwith) H.S.Irwin & Barneby	Accepted		ILDIS
Cassia cowanii var. peruviana (J.F.Macbr.) H.S.Irwin & Barneb	Accepted		ILDIS
Cassia craspedoneura Harms	Synonym		ILDIS
Cassia crassifolia Ortega	Synonym		ILDIS
Cassia crassiramea Benth.	Synonym		ILDIS
Cassia crassisepala Benth.	Synonym		ILDIS
Cassia crenulata Benth.	Synonym		ILDIS
Cassia crista Jacq.	Synonym		ILDIS
Cassia crista var. oligophylla Urb.	Synonym		ILDIS
Cassia cristalinae H.S.Irwin & Barneby	Synonym		ILDIS
Cassia crommyotricha Harms	Synonym		ILDIS
Cassia crotalarioides Kunth	Synonym		ILDIS
Cassia crotalarioides var. vogeliana (Schltdl.) H.S.Irwin & Barneby	Synonym		ILDIS
Cassia cruckshanksii Hook. & Arn.	Synonym		ILDIS
Cassia cruikshanksii Hook. & Arn.	Unresolved		WCSP (in review)
Cassia cubensis Hoffmanns.	Synonym		TRO
Cassia cultrifolia Kunth	Synonym		ILDIS
Cassia cumingii Hook. & Arn.	Synonym		ILDIS
Cassia cuneata DC.	Synonym		ILDIS
Cassia cuneata Griseb.	Synonym		TRO
Cassia cuneifolia Vogel	Synonym		ILDIS
Cassia curvifolia Vogel	Synonym		ILDIS
Cassia curvifolia var. lucida Benth.	Synonym		TRO
Cassia curvifolia var. mollissima Benth.	Synonym		ILDIS
Cassia curvistyla J.M.Black	Accepted		ILDIS
Cassia cushina J.F.Macbr.	Synonym		ILDIS
Cassia cuspidata Willd.	Synonym		TRO
Cassia cuthbertsonii F.Muell.	Accepted		ILDIS
Cassia cyclophora Boivin ex Ghesq.	Unresolved		TRO
Cassia cytisoides Collad.	Synonym		ILDIS
Cassia cytisoides var. blanchetii (Benth.) H.S.Irwin & Barneby	Synonym		ILDIS
Cassia cytisoides var. brachystachya (Benth.) H.S.Irwin & Barneby	Synonym		ILDIS
Cassia cytisoides var. confertiformis H.S.Irwin & Barneby	Synonym		ILDIS
Cassia cytisoides var. decora H.S.Irwin & Barneby	Synonym		ILDIS
Cassia cytisoides var. micrantha H.S.Irwin & Barneby	Synonym		ILDIS
Cassia cytisoides var. unijuga (Benth.) H.S.Irwin & Barneby	Synonym		ILDIS
Cassia dalbergiifolia Benth.	Synonym		ILDIS
Cassia davidsonii V.Singh	Synonym		ILDIS
Cassia dawsonii Cowan	Synonym		ILDIS
Cassia deamii (Britton & Rose) Lundell	Synonym		TRO
Cassia debilis Vogel	Synonym		ILDIS
Cassia decipiens Griseb.	Synonym		TRO
Cassia decrescens Benth.	Synonym		ILDIS
Cassia decumbens Benth.	Synonym		ILDIS
Cassia deeringiana (Pennell) J.F.Macbr.	Synonym		ILDIS
Cassia delagoensis Harv.	Unresolved		WCSP (in review)
Cassia demissa Rose	Synonym		ILDIS
Cassia demissa var. demissa	Synonym		TRO
Cassia demissa var. radicans H.S.Irwin & Barneby	Synonym		ILDIS
Cassia dendrina (Britton & Pittier) Pittier	Synonym		ILDIS
Cassia densiflora M.Martens & Galeotti	Synonym		ILDIS
Cassia densifolia Benth.	Synonym		ILDIS
Cassia densifolia var. felipensis Benth.	Synonym		ILDIS
Cassia densistipulata Taub.	Synonym		ILDIS
Cassia dentata Vogel	Synonym		ILDIS
Cassia deplanchei Benth.	Unresolved		WCSP (in review)
Cassia depressa Pollard	Synonym		ILDIS
Cassia desertorum Benth.	Synonym		ILDIS
Cassia desertorum var. rugosula Benth.	Synonym		ILDIS
Cassia desertorum var. stylosanthifolia Benth.	Synonym		ILDIS
Cassia desolata F.Muell.	Accepted		ILDIS
Cassia × desolata var. involucrata (J.M. Black) J.M. Black	Accepted		TRO
Cassia × desolata var. planipes (J.M. Black) Symon	Accepted		TRO
Cassia desvauxii Collad.	Synonym		ILDIS
Cassia desvauxii var. brevipes Benth.	Synonym		ILDIS
Cassia desvauxii var. mollissima Benth.	Synonym		ILDIS
Cassia desvauxii var. stipulacea Pilg.	Synonym		ILDIS
Cassia didymobotrya Fresen.	Synonym		ILDIS
Cassia diffusa DC.	Synonym		TRO
Cassia diffusissima (Britton & Rose) Leon	Synonym		ILDIS
Cassia diffusissima (Britton) León	Synonym		TRO
Cassia dimidiata Gagnep.	Synonym		ILDIS
Cassia dimidiata sensu Ghesq.	Misapplied		ILDIS
Cassia dimidiata sensu auct. non Roxb.nec G.Don	Misapplied		ILDIS
Cassia dimidiata Roxb.	Synonym		TRO
Cassia diphylla L.	Synonym		ILDIS
Cassia disadena Steud.	Synonym		ILDIS
Cassia discolor Desv.	Synonym		ILDIS
Cassia dispar Willd.	Synonym		ILDIS
Cassia distichoclada Benth.	Synonym		ILDIS
Cassia divaricata Nees & Blume	Synonym		ILDIS
Cassia dombeyana Vogel	Synonym		ILDIS
Cassia domingensis Spreng.	Synonym		ILDIS
Cassia dormiens Vell.	Synonym		ILDIS
Cassia doylei (Britton & Rose) Lundell	Synonym		ILDIS
Cassia drepanophylla Benth.	Synonym		ILDIS
Cassia droogmansiana De Wild.	Unresolved		WCSP (in review)
Cassia duartei H.S.Irwin	Synonym		ILDIS
Cassia duboisii Steyaert	Synonym		ILDIS
Cassia duckeana P.Bezerra & Alf.Fern.	Synonym		ILDIS
Cassia duckeana Bezerra & Fernandes	Synonym		TRO
Cassia dumalis Hoehne	Synonym		ILDIS
Cassia dumaziana Brenan	Synonym		ILDIS
Cassia dumetorum DC.	Synonym		ILDIS
Cassia durangensis Rose	Synonym		ILDIS
Cassia durangensis sensu auct.	Misapplied		ILDIS
Cassia durangensis var. durangensis	Synonym		TRO
Cassia durangensis var. iselyi H.S.Irwin & Barneby	Synonym		ILDIS
Cassia dysophylla Benth.	Synonym		ILDIS
Cassia echinocarpa Benth.	Synonym		ILDIS
Cassia edulis Posada-Ar.	Synonym		ILDIS
Cassia edulis Sessé & Moc.	Synonym		TRO
Cassia edulis Posado in Baill.	Synonym		TRO
Cassia egleri H.S.Irwin & Barneby	Synonym		ILDIS
Cassia egregia Sandwith	Synonym		ILDIS
Cassia ehrenbergii Bisch.	Unresolved		WCSP (in review)
Cassia eitenorum H.S.Irwin & Barneby	Synonym		ILDIS
Cassia eitenorum var. regana H.S.Irwin & Barneby	Synonym		ILDIS
Cassia ekmaniana Urb.	Synonym		ILDIS
Cassia elachistophylla Harms	Synonym		ILDIS
Cassia elachistophylla Glaz.	Synonym		ILDIS
Cassia elegans Kunth	Synonym		ILDIS
Cassia elliptica Sesse & Moc.	Synonym		ILDIS
Cassia elliptica Kunth	Synonym		ILDIS
Cassia ellisae Brenan [Spelling variant]	Synonym		ILDIS
Cassia ellisiae Brenan	Synonym		TRO
Cassia elongata Lemaire-Lis.	Unresolved		WCSP (in review)
Cassia emarginata Clos	Synonym		ILDIS
Cassia emarginata Mill.	Synonym		ILDIS
Cassia emarginata L.	Synonym		ILDIS
Cassia emarginata Bertero ex Steud.	Synonym		TRO
Cassia emarginata var. subunijuga Robinson & Bartlett	Synonym		ILDIS
Cassia enneandra Brandegee	Synonym		ILDIS
Cassia enneaphylla Wight & Arn.	Synonym		ILDIS
Cassia enneryana (Britton & Rose) Jimenez	Synonym		ILDIS
Cassia ensiformis Vell.	Synonym		ILDIS
Cassia ensiformis var. plurifoliolata (Hoehne) H.S. Irwin & Barneby	Unresolved		TRO
Cassia erecta Willd. ex Steud.	Synonym		TRO
Cassia eremobia Phil.	Synonym		ILDIS
Cassia eremophila Vogel	Accepted		ILDIS
Cassia eremophila sensu auct.	Misapplied		ILDIS
Cassia ericifolia Benth.	Synonym		ILDIS
Cassia esculenta Roxb.	Synonym		ILDIS
Cassia esmeraldensis Alain	Synonym		ILDIS
Cassia exaltata Blume	Synonym		ILDIS
Cassia excelsa Kunth	Synonym		ILDIS
Cassia excelsa Schrad.	Synonym		ILDIS
Cassia excelsa var. acutifolia Hassl.	Synonym		ILDIS
Cassia exigua Roxb.	Synonym		ILDIS
Cassia exilis Vatke	Synonym		ILDIS
Cassia exsudans Benth.	Synonym		ILDIS
Cassia exsudans var. xanthadena Benth.	Synonym		ILDIS
Cassia exunguis Urb.	Synonym		TRO
Cassia fabaginifolia Kunth	Synonym		ILDIS
Cassia fabrisii L.Bravo	Synonym		ILDIS
Cassia fagifolia Bertol.	Synonym		TRO
Cassia fagonioides Vogel	Synonym		ILDIS
Cassia fagonioides var. macrocalyx H.S.Irwin & Barneby	Synonym		ILDIS
Cassia falcata Dum.Cours.	Synonym		ILDIS
Cassia falcata L.	Synonym		ILDIS
Cassia falcinella Oliv.	Synonym		ILDIS
Cassia falcinella Standl.	Synonym		TRO
Cassia falcinella var. intermedia Brenan	Synonym		TRO
Cassia falcinella var. parviflora Steyaert	Synonym		TRO
Cassia fallacina Chiov.	Synonym		ILDIS
Cassia fallacina var. gracilior Ghesq.	Synonym		TRO
Cassia fallacina var. katangensis sensu Ghesq.	Misapplied		ILDIS
Cassia fallacina var. katangensis Ghesq.	Synonym		TRO
Cassia fasciata (Britton) Fawc. & Rendle	Synonym		TRO
Cassia fasciculata Michx.	Synonym		ILDIS
Cassia fasciculata var. brachiata (Pollard) Isely	Synonym		ILDIS
Cassia fasciculata var. depressa (Pollard) J.F.Macbr.	Synonym		ILDIS
Cassia fasciculata var. ferrisiae (Britton) B.L.Turner	Synonym		ILDIS
Cassia fasciculata f. jenseni E.J. Palmer & Steyerm.	Synonym		TRO
Cassia fasciculata var. littoralis (Pollard) J.F.Macbr.	Synonym		ILDIS
Cassia fasciculata var. macrosperma Fernald	Synonym		ILDIS
Cassia fasciculata f. mutata Fernald	Synonym		TRO
Cassia fasciculata var. puberula (Greene) J.F.Macbr.	Synonym		ILDIS
Cassia fasciculata var. robusta (Pollard) J.F.Macbr.	Synonym		ILDIS
Cassia fasciculata var. rostrata (Wooton & Standl.) B.L.Turner	Synonym		ILDIS
Cassia fasciculata var. tracyi (Pollard) J.F.Macbr.	Synonym		ILDIS
Cassia fasciculata f. transmutata Fernald	Synonym		TRO
Cassia fastigiata Nees	Synonym		ILDIS
Cassia fastigiata Vahl	Synonym		ILDIS
Cassia fastuosa Benth.	Accepted		ILDIS
Cassia fastuosa Vogel	Synonym		ILDIS
Cassia feliciana H.S.Irwin & Barneby	Synonym		ILDIS
Cassia felipensis Kunth	Synonym		TRO
Cassia fenarolii Mendonca & Torre	Synonym		ILDIS
Cassia fenixensis (Britton & Rose) Lundell	Synonym		TRO
Cassia ferraria Symon	Accepted		ILDIS
Cassia ferruginea (Schrad.) DC.	Accepted		ILDIS
Cassia fieldii Colla	Unresolved		WCSP (in review)
Cassia fikifiki Aubrév. & Pellegr.	Unresolved		WCSP (in review)
Cassia filicifolia Benth.	Synonym		ILDIS
Cassia filipendula Bojer	Synonym		ILDIS
Cassia filipendula Bojer ex Bouton	Synonym		TRO
Cassia filipes Benth.	Synonym		ILDIS
Cassia fimbriata Noronha	Unresolved		TRO
Cassia fisheri Cory	Synonym		ILDIS
Cassia fistula L.	Accepted		ILDIS
Cassia fistula sensu Brenan	Misapplied		ILDIS
Cassia fistula Schimp. ex Oliv.	Unresolved		TRO
Cassia fistuloides Collad.	Synonym		ILDIS
Cassia fitchiana (Britton & Rose) Jimenez	Synonym		ILDIS
Cassia flaccida Clos	Synonym		ILDIS
Cassia flavicoma Kunth	Synonym		ILDIS
Cassia flavicoma Benth.	Synonym		TRO
Cassia flavicoma var. paraguariensis Chodat & Hassl.	Synonym		TRO
Cassia flexuosa Mill.	Synonym		ILDIS
Cassia flexuosa DC.	Synonym		TRO
Cassia flexuosa var. cuyabensis Pilg.	Synonym		ILDIS
Cassia flexuosa var. pubescens Benth.	Synonym		ILDIS
Cassia floribunda Cav.	Synonym		ILDIS
Cassia floribunda sensu auct.	Misapplied		ILDIS
Cassia floribunda sensu Brenan	Misapplied		ILDIS
Cassia floribunda var. herbertiana (Lindl.) Vogel	Synonym		TRO
Cassia floribunda var. pubescens V.Singh	Synonym		ILDIS
Cassia floribunda var. scandens (Benth.) Lass.	Synonym		ILDIS
Cassia florida Vahl	Synonym		ILDIS
Cassia florifera Herrera	Unresolved		WCSP (in review)
Cassia fluminensis Vell.	Unresolved		WCSP (in review)
Cassia fockeana Miq.	Synonym		ILDIS
Cassia foederalis H.S.Irwin & Barneby	Synonym		ILDIS
Cassia foetida Pers.	Synonym		ILDIS
Cassia foetida Sesse & Moc.	Synonym		ILDIS
Cassia foetida G.Don	Synonym		ILDIS
Cassia foetida Salisb.	Synonym		TRO
Cassia foetidissima G.Don	Synonym		ILDIS
Cassia foliolis L.	Synonym		ILDIS
Cassia foliolosa Benth.	Synonym		ILDIS
Cassia foliosa (Pittier) Pittier	Synonym		ILDIS
Cassia foliosa G. Don	Synonym		TRO
Cassia forsan Harms ex Hoehne	Unresolved		TRO
Cassia forsskalii Royle	Unresolved		WCSP (in review)
Cassia fragilis H.S.Irwin & Barneby	Synonym		ILDIS
Cassia fraseri A.Cunn. ex Vogel	Unresolved		WCSP (in review)
Cassia fraxinifolia Kunth	Synonym		ILDIS
Cassia froidensis Jimenez	Synonym		ILDIS
Cassia frondosa Aiton	Synonym		ILDIS
Cassia frondosa var. crista (Jacq.) G.Don	Synonym		ILDIS
Cassia frondosa var. pubescens Collad.	Synonym		ILDIS
Cassia fruiticosa sensu auct.	Misapplied		ILDIS
Cassia frutescens Mill.	Synonym		ILDIS
Cassia fruticescens Spreng.	Synonym		ILDIS
Cassia fruticosa Mill.	Synonym		ILDIS
Cassia fruticosa sensu auct.	Misapplied		ILDIS
Cassia fruticosa Rojas Acosta	Synonym		TRO
Cassia fruticosa var. benthamiana J.F. Macbr.	Synonym		TRO
Cassia fruticosa var. gatunensis (Britton & Rose) Schery	Synonym		ILDIS
Cassia fulgens Wall.	Synonym		ILDIS
Cassia fulgens Macfad.	Synonym		ILDIS
Cassia fulva Brandegee	Synonym		ILDIS
Cassia fuscescens Benth.	Synonym		ILDIS
Cassia galegifolia Jacq.	Synonym		ILDIS
Cassia galegifolia L.	Synonym		TRO
Cassia galeottiana M.Martens	Synonym		ILDIS
Cassia gallinaria Collad.	Synonym		ILDIS
Cassia galuca Lam.	Synonym		ILDIS
Cassia galuca var. koenigii Kurz	Synonym		ILDIS
Cassia galuca var. suffruticosa (Roth) Baker	Synonym		ILDIS
Cassia gamaensis Glaz.	Unresolved		TRO
Cassia garambiensis Hosok.	Synonym		ILDIS
Cassia gardneri Benth.	Synonym		ILDIS
Cassia garrettiana Craib	Synonym		ILDIS
Cassia gaudichaudii Hook. & Arn.	Synonym		ILDIS
Cassia gaumeri (Britton & Rose) Lundell	Synonym		ILDIS
Cassia gemina Vell.	Synonym		TRO
Cassia geminata Benth.	Synonym		ILDIS
Cassia geminiflora Collad.	Synonym		ILDIS
Cassia geminiflora Schrank	Synonym		ILDIS
Cassia geniculata Sesse & Moc.	Synonym		ILDIS
Cassia geniculata G.Don	Synonym		ILDIS
Cassia geraldii H.S.Irwin & Barneby	Synonym		ILDIS
Cassia ghesquiereana Brenan	Synonym		ILDIS
Cassia gigantea DC.	Synonym		ILDIS
Cassia gigantifolia (Britton & Killip) Cowan	Synonym		ILDIS
Cassia gilliesii Harms	Synonym		ILDIS
Cassia glaberrima (Britton) León	Synonym		TRO
Cassia glabra Collad.	Synonym		ILDIS
Cassia glanduiflora Bl.	Synonym		ILDIS
Cassia glanduligera St.John	Synonym		ILDIS
Cassia glandulosa L.	Synonym		ILDIS
Cassia glandulosa sensu auct.	Misapplied		ILDIS
Cassia glandulosa Hook.	Synonym		TRO
Cassia glandulosa var. flavicoma (Kunth) Vogel	Synonym		ILDIS
Cassia glandulosa subsp. patellaria (DC. ex Collad.) Kuntze	Synonym		TRO
Cassia glandulosa var. ramosa Griseb.	Synonym		ILDIS
Cassia glandulosa var. stricta (Schrank) G.Don	Synonym		ILDIS
Cassia glandulosa var. swartzii (Wikstr.) J.F.Macbr.	Synonym		ILDIS
Cassia glauca Lam.	Synonym		ILDIS
Cassia glauca sensu A.Gray	Synonym		ILDIS
Cassia glauca var. suffruticosa (Koenig ex Roth) Baker	Synonym		TRO
Cassia glaucescens Benth.	Synonym		ILDIS
Cassia glaucofilix H.S.Irwin & Barneby	Synonym		ILDIS
Cassia glaziovii Harms	Synonym		ILDIS
Cassia glutinosa Mutis	Synonym		ILDIS
Cassia glutinosa DC.	Synonym		TRO
Cassia goensis Dalzell	Synonym		ILDIS
Cassia goldmanii Rose	Synonym		ILDIS
Cassia goniodes Benth.	Accepted		ILDIS
Cassia gonoclada (enth.(1870)	Synonym		ILDIS
Cassia gonoclada Benth.	Synonym		ILDIS
Cassia gooddingii A.Nelson	Synonym		ILDIS
Cassia goratensis Fresen.	Synonym		ILDIS
Cassia goratensis var. flavescens Hutch. ex Baker f.	Synonym		TRO
Cassia goratensis var. glabra Hutch. ex Baker f.	Synonym		TRO
Cassia gossweileri Baker f.	Synonym		ILDIS
Cassia goyazensis Taub.	Synonym		ILDIS
Cassia gracilior (Ghesq.) Steyaert	Synonym		ILDIS
Cassia gracilis Kunth	Synonym		ILDIS
Cassia gracilis J. Poivre	Synonym		TRO
Cassia gracilis var. erythrocalyx Benth.	Synonym		TRO
Cassia gracillima Benth.	Synonym		TRO
Cassia grammica Spreng.	Synonym		ILDIS
Cassia grandiflora Desf.	Synonym		TRO
Cassia grandis L.f.	Accepted		ILDIS
Cassia grandistipula Vogel	Synonym		ILDIS
Cassia granitica Baker f.	Unresolved		WCSP (in review)
Cassia grantii Oliv.	Synonym		ILDIS
Cassia grantii var. pilosula sensu J.Leonard	Misapplied		ILDIS
Cassia granulata Rizzini	Synonym		ILDIS
Cassia granulata (Urb.) J.F.Macbr.	Synonym		ILDIS
Cassia graveolens Colla	Unresolved		WCSP (in review)
Cassia greenei Standl.	Synonym		ILDIS
Cassia greggii A.Gray	Synonym		ILDIS
Cassia grisea A.Rich.	Synonym		ILDIS
Cassia gualenensis Lundell	Synonym		ILDIS
Cassia guaranitica Chodat & Hassl.	Synonym		TRO
Cassia guaranitica f. latifolia Chodat & Hassl.	Synonym		TRO
Cassia guatemalensis Donn.Sm.	Synonym		ILDIS
Cassia gundlachii Urb.	Synonym		ILDIS
Cassia gygophylloides Taub.	Unresolved		TRO
Cassia gymnothyrsa H.S.Irwin & Barneby	Synonym		ILDIS
Cassia haitiensis (Britton & Rose) Jimenez	Synonym		ILDIS
Cassia hamersleyensis Symon	Accepted		ILDIS
Cassia harneyi Specht	Accepted		ILDIS
Cassia hartwegii Benth.	Synonym		ILDIS
Cassia hassleri H.S.Irwin & Barneby	Synonym		ILDIS
Cassia haughtii J.F.Macbr.	Synonym		ILDIS
Cassia hayesiana (Britton & Rose) Standl.	Synonym		ILDIS
Cassia hebecarpa Fernald	Synonym		ILDIS
Cassia hebecarpa var. longipila E.L.Braun	Synonym		ILDIS
Cassia hecatophylla DC.	Synonym		TRO
Cassia hedysaroides Vogel	Synonym		ILDIS
Cassia helmsii Symon	Accepted		ILDIS
Cassia helveola J.F.Macbr.	Synonym		ILDIS
Cassia helveola var. huancavensis J.F.Macbr.	Synonym		ILDIS
Cassia hemicardia (Pittier) Pittier	Synonym		ILDIS
Cassia heptanthera F.Muell.	Unresolved		WCSP (in review)
Cassia herbertiana Lindl.	Synonym		TRO
Cassia herpetica Jacq.	Synonym		ILDIS
Cassia herzogii Harms	Synonym		ILDIS
Cassia heteroloba T.L.Mitch. ex Lindl.	Unresolved		WCSP (in review)
Cassia hibbertiana Steud.	Unresolved		TRO
Cassia hilariana Benth.	Synonym		ILDIS
Cassia hildebrandtii Vatke	Synonym		ILDIS
Cassia hintonii Sandwith	Accepted		ILDIS
Cassia hioramii (Britton & Rose) Leon	Synonym		ILDIS
Cassia hioramii (Britton) León	Synonym		TRO
Cassia hippophallus Capuron	Accepted		ILDIS
Cassia hirsuta L.	Synonym		ILDIS
Cassia hirsuta Vell.	Synonym		TRO
Cassia hirsutissima Glaz.	Synonym		ILDIS
Cassia hirta Willd.	Unresolved		WCSP (in review)
Cassia hispida Collad.	Synonym		ILDIS
Cassia hispidula Vahl	Synonym		ILDIS
Cassia hispidula var. fagonioides (Vogel) Benth.	Synonym		ILDIS
Cassia hispidula var. killipii (Rose) Schery	Synonym		ILDIS
Cassia hispidula var. oblongifolia Chodat & Hassl.	Synonym		ILDIS
Cassia hochstetteri Ghesq.	Synonym		ILDIS
Cassia hoffmannseggii "Benth., p.p.B"	Synonym		ILDIS
Cassia hoffmannseggii "Benth., p.p.A"	Synonym		ILDIS
Cassia hoffmannseggii Mart. ex Benth.	Synonym		TRO
Cassia hoffmannseggii var. gardneriana Benth.	Synonym		ILDIS
Cassia holguinensis Borhidi	Synonym		ILDIS
Cassia holosericea Fresen.	Synonym		ILDIS
Cassia holwayana Rose	Synonym		ILDIS
Cassia × homophylla Hoffmanns.	Unresolved		WCSP (in review)
Cassia hookeriana Hook.	Synonym		ILDIS
Cassia hornemannii DC.	Unresolved		WCSP (in review)
Cassia horsfieldii Miq.	Synonym		ILDIS
Cassia houstoniana Collad.	Synonym		ILDIS
Cassia huancabambae Harms	Synonym		ILDIS
Cassia huidobriana Phil.	Synonym		TRO
Cassia huillensis Mendonca & Torre	Synonym		ILDIS
Cassia humboldtiana DC.	Synonym		ILDIS
Cassia humifusa Brenan	Synonym		ILDIS
Cassia humilis Collad.	Synonym		ILDIS
Cassia humilis Steud.	Synonym		ILDIS
Cassia humilis M. Martens & Galeotti	Synonym		TRO
Cassia huntii H.S.Irwin & Barneby	Synonym		ILDIS
Cassia huntii var. correntina H.S.Irwin & Barneby	Synonym		ILDIS
Cassia hybrida Ten.	Synonym		TRO
Cassia hymenaeifolia Benth.	Synonym		ILDIS
Cassia hypnotica Vell.	Synonym		TRO
Cassia hypoleuca Benth.	Synonym		ILDIS
Cassia ignorata Hoehne	Synonym		ILDIS
Cassia ilidorea Benth.	Unresolved		TRO
Cassia imbricans H.S.Irwin & Barneby	Synonym		ILDIS
Cassia inaequilatera DC.	Synonym		ILDIS
Cassia inaequilatera Ram.Goyena	Synonym		ILDIS
Cassia inaguensis Britton	Synonym		ILDIS
Cassia incana Vogel	Synonym		ILDIS
Cassia incarnata Benth.	Synonym		ILDIS
Cassia incurvata Benth.	Synonym		ILDIS
Cassia incurvata var. zanclodes H.S.Irwin & Barneby	Synonym		ILDIS
Cassia indecora Kunth	Synonym		ILDIS
Cassia indecora var. advena Vogel	Synonym		ILDIS
Cassia indecora var. glabrata Vogel	Synonym		ILDIS
Cassia indecora var. pendula (Humb. & Bonpl. ex Willd.) Vogel	Synonym		TRO
Cassia indica Poir.	Synonym		ILDIS
Cassia indochinensis (Gagnep.) V.Singh	Unresolved		WCSP (in review)
Cassia inflata Spreng.	Synonym		ILDIS
Cassia insignis N.E.Br.	Synonym		ILDIS
Cassia insularis (Britton & Rose) R.A.Howard	Synonym		ILDIS
Cassia intermedia "Sharma, Vivek. & Rathakr."	Synonym		ILDIS
Cassia isidorea Benth.	Synonym		ILDIS
Cassia itabiritoana H.S.Irwin & Barneby	Synonym		ILDIS
Cassia itaculumiensis Damazio	Synonym		ILDIS
Cassia italica (Mill.) Spreng.	Synonym		ILDIS
Cassia italica (Mill.) Lam. ex F.W. Andrews	Accepted		TRO
Cassia italica subsp. arachoides (Burch.) Brenan	Synonym		ILDIS
Cassia italica subsp. italica (Mill.) Spreng.	Synonym		ILDIS
Cassia italica subsp. micrantha Brenan	Synonym		ILDIS
Cassia itambana Benth.	Synonym		ILDIS
Cassia itzana Lundell	Synonym		ILDIS
Cassia ixodes H.S.Irwin & Barneby	Synonym		ILDIS
Cassia jacobinea Benth.	Synonym		ILDIS
Cassia jaegeri Keay	Synonym		ILDIS
Cassia jahnii (Pittier) Pittier	Synonym		ILDIS
Cassia jalapensis (Britton) Lundell	Synonym		ILDIS
Cassia jamaicensis (Britton) C.D.Adams	Synonym		ILDIS
Cassia javanica L.	Accepted		ILDIS
Cassia javanica sensu Bojer	Synonym		ILDIS
Cassia javanica var. agnes de Wit	Synonym		ILDIS
Cassia javanica subsp. bartonii F.M.Bailey	Accepted		ILDIS
Cassia javanica subsp. bartonii (Bailey) K. Larsen	Unresolved		TRO
Cassia javanica var. indochinensis Gagnep.	Synonym		ILDIS
Cassia javanica subsp. javanica L.	Accepted		ILDIS
Cassia javanica subsp. nodosa (Roxb.) K.Larsen & S.S.Larsen	Accepted		ILDIS
Cassia javanica subsp. pubiflora (Merr.) K.Larsen	Accepted		ILDIS
Cassia javanica var. pubiflora Merr.	Synonym		ILDIS
Cassia javanica var. pubifolia Merr.	Synonym		TRO
Cassia javanica subsp. renigera Benth.	Synonym		ILDIS
Cassia johannae Vatke	Accepted		ILDIS
Cassia juruenensis Hoehne	Synonym		ILDIS
Cassia kalulensis Steyaert	Synonym		ILDIS
Cassia kassneri Baker f.	Synonym		ILDIS
Cassia katangensis (Ghesq.) Steyaert	Synonym		ILDIS
Cassia katangensis var. biensis Steyaert	Synonym		ILDIS
Cassia katangensis var. nuda Stey.	Synonym		TRO
Cassia kethulleana De Wild.	Unresolved		WCSP (in review)
Cassia ketschta Hasselq.	Unresolved		WCSP (in review)
Cassia keyensis (Pennell) J.F.Macbr.	Synonym		ILDIS
Cassia killipii Rose	Synonym		ILDIS
Cassia kirkbridei H.S.Irwin & Barneby	Synonym		ILDIS
Cassia kirkii "Oliv., p.p."	Misapplied		ILDIS
Cassia kirkii Oliv.	Synonym		ILDIS
Cassia kirkii var. glabra Steyaert	Synonym		TRO
Cassia kirkii var. guineensis Steyaert	Synonym		TRO
Cassia kirkii var. quarrei "Ghesq., p.p."	Synonym		ILDIS
Cassia kirkii var. quarrei Ghesq.	Synonym		TRO
Cassia kituiensis Vatke	Unresolved		WCSP (in review)
Cassia kleinii Wight & Arn.	Synonym		ILDIS
Cassia kleinii var. pilosa Thwaites	Synonym		ILDIS
Cassia kolabensis "Kothari, Moorthy & M.P.Nayar"	Synonym		ILDIS
Cassia kotschyana Oliv.	Synonym		ILDIS
Cassia kuhlmannii Hoehne	Unresolved		WCSP (in review)
Cassia kunthiana Schltdl. & Cham.	Synonym		ILDIS
Cassia kuntzei Hosseus	Unresolved		WCSP (in review)
Cassia kurtzii Harms	Synonym		ILDIS
Cassia labouriaeae H.S.Irwin & Barneby	Synonym		ILDIS
Cassia lactea sensu Baill.	Misapplied		ILDIS
Cassia lactea Vatke	Synonym		ILDIS
Cassia laeta Kunth	Synonym		ILDIS
Cassia laevigata Willd.	Synonym		ILDIS
Cassia laevigata sensu auct.	Misapplied		ILDIS
Cassia laevigata var. floribunda sensu Ghesq.	Misapplied		ILDIS
Cassia laevigata var. scandens Benth.	Synonym		ILDIS
Cassia lamprosperma Benth.	Synonym		ILDIS
Cassia lancangensis Y.Y. Qian	Accepted		TRO
Cassia lanceolata Pers.	Synonym		ILDIS
Cassia lanceolata Link	Synonym		ILDIS
Cassia lancifolia Colla	Unresolved		WCSP (in review)
Cassia langsdorffii Vogel	Synonym		ILDIS
Cassia langsdorffii var. longipedicellata H.S.Irwin	Synonym		ILDIS
Cassia langsdorffii var. parvifolia H.S.Irwin	Synonym		ILDIS
Cassia langsdorffii var. parvifoliola Irwin	Synonym		TRO
Cassia langsdorffii var. tenuis H.S. Irwin	Synonym		TRO
Cassia larensis Britton & Pittier	Synonym		ILDIS
Cassia latifolia G.Mey.	Synonym		ILDIS
Cassia latifolia var. falcistipula Ducke	Synonym		ILDIS
Cassia latistipula Benth.	Synonym		ILDIS
Cassia latistipula var. glauca Hassl.	Synonym		ILDIS
Cassia latopetiolata Vogel	Synonym		ILDIS
Cassia lavradiiflora Harms	Synonym		ILDIS
Cassia lavradiiflora Harms ex Glaz.	Synonym		TRO
Cassia lavradiifolia Harms	Synonym		ILDIS
Cassia lavradioides Benth.	Synonym		ILDIS
Cassia laxiracemosa Harms	Synonym		ILDIS
Cassia leandrii Ghesq.	Synonym		ILDIS
Cassia leandrii var. maesta Ghesq.	Synonym		ILDIS
Cassia lechenaultiana DC.	Synonym		ILDIS
Cassia leiandra Benth.	Accepted		ILDIS
Cassia leiandra var. guianensis Sandwith	Synonym		ILDIS
Cassia leiandra var. peruviana J.F.Macbr.	Synonym		ILDIS
Cassia leiantha Benth.	Synonym		ILDIS
Cassia leiophylla Vogel	Synonym		ILDIS
Cassia leiophylla var. pubescens Benth.	Synonym		ILDIS
Cassia lentiscifolia Benth.	Synonym		ILDIS
Cassia leonardae (Britton & Rose) Jimenez	Synonym		ILDIS
Cassia leptadenia Greenm.	Synonym		ILDIS
Cassia leptadenia var. jaliscensis Greenm.	Synonym		TRO
Cassia leptadenia var. mensalis Greenm.	Synonym		ILDIS
Cassia leptocarpa Benth.	Synonym		ILDIS
Cassia leptocarpa var. glaberrima M.E.Jones	Synonym		ILDIS
Cassia leptocarpa var. hirsuta Benth.	Synonym		ILDIS
Cassia leptoclada Benth.	Accepted		ILDIS
Cassia leptophylla Vogel	Accepted		ILDIS
Cassia leschenaultiana var. auricoma (Benth.) de Wit	Synonym		ILDIS
Cassia leschenaultiana var. pacifica Ohwi	Synonym		ILDIS
Cassia leschenaultiana var. wallichiana (DC.) Baker	Synonym		TRO
Cassia leschenaultii Wall.	Unresolved		WCSP (in review)
Cassia leucocephala Sensu Bailey	Accepted		ILDIS
Cassia leucopilis Harms	Synonym		ILDIS
Cassia leucoxylon Klotzsch	Unresolved		TRO
Cassia liebmannii Benth.	Synonym		ILDIS
Cassia ligustrina L.	Synonym		ILDIS
Cassia ligustrina Mill.	Synonym		ILDIS
Cassia ligustrina Forsskal ex Benth.	Synonym		TRO
Cassia ligustrina var. eggersiana Urb.	Synonym		ILDIS
Cassia ligustrina var. jaegeriana Urb.	Synonym		ILDIS
Cassia ligustrinoides Schrank	Unresolved		WCSP (in review)
Cassia limensis Lam.	Synonym		ILDIS
Cassia lindheimeriana Scheele	Synonym		ILDIS
Cassia lindleyana Gardner	Synonym		ILDIS
Cassia linearifolia G.Don	Synonym		ILDIS
Cassia linearifolia var. bradei (Harms) H.S.Irwin & Barneby	Synonym		ILDIS
Cassia linearis Michx.	Synonym		ILDIS
Cassia linearis var. brachyloba Griseb.	Synonym		ILDIS
Cassia lineata Sw.	Synonym		ILDIS
Cassia lineata Michx.	Synonym		ILDIS
Cassia lineata var. brachyloba Griseb.	Synonym		ILDIS
Cassia littoralis (Pollard) Cory	Synonym		ILDIS
Cassia loefgreniana Hoehne	Synonym		ILDIS
Cassia lomatopoda Benth.	Synonym		ILDIS
Cassia longicoma Greenm.	Synonym		ILDIS
Cassia longicuspis Benth.	Synonym		ILDIS
Cassia longifolia Steud.	Unresolved		TRO
Cassia longiglandulosa Benth.	Synonym		ILDIS
Cassia longipes Domin	Synonym		TRO
Cassia longiracemosa Vatke	Synonym		ILDIS
Cassia longirostrata (Britton & Rose) Lundell	Synonym		ILDIS
Cassia longisiliqua Blanco	Synonym		ILDIS
Cassia longisiliqua L.f.	Synonym		ILDIS
Cassia longisiliqua DC.	Synonym		TRO
Cassia lorentzii Niederl.	Synonym		ILDIS
Cassia loretensis Killip & J.F.Macbr.	Synonym		ILDIS
Cassia lotoides Kunth	Synonym		ILDIS
Cassia lucayana Britton	Synonym		ILDIS
Cassia lucens Vogel	Synonym		ILDIS
Cassia lucens var. tenuifolia (Huber) J.F. Macbr.	Synonym		TRO
Cassia lucesiae Pittier	Synonym		TRO
Cassia lucida Dehnh.	Unresolved		WCSP (in review)
Cassia luerssenii Domin	Accepted		ILDIS
Cassia luetzelburgii Luetzelb.	Synonym		ILDIS
Cassia luetzelburgii Harms	Synonym		TRO
Cassia lundii Benth.	Synonym		ILDIS
Cassia lutescens G.Don	Synonym		ILDIS
Cassia macdougaliana Rose	Synonym		ILDIS
Cassia macedoi H.S.Irwin & Barneby	Synonym		ILDIS
Cassia machaeriifolia Benth.	Synonym		ILDIS
Cassia machrisiana Cowan	Synonym		ILDIS
Cassia macradenia Collad.	Synonym		ILDIS
Cassia macranthera Collad.	Synonym		ILDIS
Cassia macranthera var. quadrifoliata H.S. Irwin & Barneby	Synonym		TRO
Cassia macrocarpa Micheli	Synonym		ILDIS
Cassia macrophylla Kunth	Synonym		ILDIS
Cassia macrophylla Benth.	Synonym		ILDIS
Cassia macropoda (Standl.) Standl.	Synonym		ILDIS
Cassia madagascariensis Bojer	Accepted		ILDIS
Cassia madrensis (Britton & Rose) H.S.Irwin	Synonym		ILDIS
Cassia magnifica Mart.	Synonym		ILDIS
Cassia magnifolia F.Muell.	Accepted		ILDIS
Cassia malacophylla Vogel	Synonym		ILDIS
Cassia malacotricha Harms	Synonym		ILDIS
Cassia mandonii Benth.	Synonym		ILDIS
Cassia manicula Symon	Accepted		ILDIS
Cassia mannii Oliv.	Accepted		ILDIS
Cassia manzanilloana Rose	Synonym		ILDIS
Cassia maranonica H.S.Irwin	Synonym		ILDIS
Cassia marginata Roxb.	Synonym		ILDIS
Cassia marginata Willd.	Synonym		ILDIS
Cassia marginata Sesse & Moc.	Synonym		ILDIS
Cassia marilandica L.	Synonym		ILDIS
Cassia marimari Aubl.	Synonym		TRO
Cassia mariquitensis Mutis	Unresolved		WCSP (in review)
Cassia maritima Vogel	Synonym		ILDIS
Cassia marksiana (Bailey) Domin	Accepted		ILDIS
Cassia martiana Benth.	Synonym		ILDIS
Cassia martinicensis Urb.	Synonym		TRO
Cassia marylandica L. [Spelling variant]	Synonym		ILDIS
Cassia mattogrossensis Malme	Synonym		ILDIS
Cassia maxonii (Britton & Rose) Schery	Synonym		ILDIS
Cassia mayana Lundell	Synonym		TRO
Cassia medellinensis Posada-Ar.	Synonym		ILDIS
Cassia medellinensis Pos.-Arang.	Synonym		TRO
Cassia medicinalis Bisch.	Unresolved		WCSP (in review)
Cassia medsgeri Shafer	Synonym		ILDIS
Cassia meelii Steyaert	Synonym		ILDIS
Cassia megalantha Decne.	Synonym		ILDIS
Cassia melanocarpa DC.	Synonym		ILDIS
Cassia mensarum A.R.Molina	Synonym		ILDIS
Cassia mensicola H.S.Irwin & Barneby	Synonym		ILDIS
Cassia meridionalis R.Vig.	Synonym		ILDIS
Cassia mexicana Jacq.	Synonym		ILDIS
Cassia mexicana var. grandiflora Benth.	Synonym		ILDIS
Cassia mexicana var. moustiquensis Urb.	Synonym		ILDIS
Cassia micans Nees	Synonym		ILDIS
Cassia michoacanensis Sesse & Moc.	Synonym		ILDIS
Cassia micrantha Guill. & Perr.	Synonym		ILDIS
Cassia microphylla Sesse & Moc.	Synonym		ILDIS
Cassia microphylla Harms	Synonym		ILDIS
Cassia microsenna H.S.Irwin & Barneby	Synonym		ILDIS
Cassia midas H.S.Irwin & Barneby	Accepted		ILDIS
Cassia milleri Collad.	Unresolved		WCSP (in review)
Cassia mimosa Noronha	Unresolved		TRO
Cassia mimosoides sensu Shimabuku	Synonym		ILDIS
Cassia mimosoides sensu Walker	Synonym		ILDIS
Cassia mimosoides sensu Cordem.	Misapplied		ILDIS
Cassia mimosoides sensu Baker	Misapplied		ILDIS
Cassia mimosoides sensu Brenan	Misapplied		ILDIS
Cassia mimosoides DC.	Synonym		TRO
Cassia mimosoides var. aeschinomene (DC. ex Collad.) Benth.	Synonym		TRO
Cassia mimosoides var. africana Steyaert	Synonym		ILDIS
Cassia mimosoides var. angustissima "sensu Ghesq., p.p.A"	Misapplied		ILDIS
Cassia mimosoides var. angustissima "sensu Ghesq., p.p.B"	Misapplied		ILDIS
Cassia mimosoides var. ankaratrensis R.Vig.	Synonym		ILDIS
Cassia mimosoides var. arenicola "R.Vig., p.p.D"	Synonym		ILDIS
Cassia mimosoides var. arenicola R. Vig.	Synonym		TRO
Cassia mimosoides var. auricoma Baker	Synonym		ILDIS
Cassia mimosoides var. auricoma Benth.	Synonym		ILDIS
Cassia mimosoides f. auricoma Benth.	Synonym		TRO
Cassia mimosoides var. dimidiata (Roxb.) Baker	Synonym		ILDIS
Cassia mimosoides var. dunensis R.Vig.	Synonym		ILDIS
Cassia mimosoides var. filipendula sensu Ghesq.	Misapplied		ILDIS
Cassia mimosoides var. filipendula (Bojer) Ghesq.	Synonym		ILDIS
Cassia mimosoides var. gracillima (Welw.) Ghesq.	Synonym		ILDIS
Cassia mimosoides var. hygrophila R.Vig.	Synonym		ILDIS
Cassia mimosoides var. lateriticola R.Vig.	Synonym		ILDIS
Cassia mimosoides subsp. lechenaultiana (DC.) Ohashi	Synonym		ILDIS
Cassia mimosoides subsp. leschenaultiana (DC.) H.Ohashi	Synonym		ILDIS
Cassia mimosoides subsp. nomame (Siebold) Honda	Synonym		ILDIS
Cassia mimosoides var. nomame (Siebold) Makino	Synonym		ILDIS
Cassia mimosoides subsp. nomame (Siebold) H.Ohashi	Synonym		ILDIS
Cassia mimosoides var. pacifica (Ohwi) Tawada	Synonym		ILDIS
Cassia mimosoides var. pratensis R.Vig.	Synonym		ILDIS
Cassia mimosoides var. sambiranensis R.Vig.	Synonym		ILDIS
Cassia mimosoides var. telfairiana Hook.f.	Synonym		ILDIS
Cassia mimosoides var. villosula Thwaites	Synonym		ILDIS
Cassia mimosoides var. wallichiana (DC.) Baker	Synonym		ILDIS
Cassia mindanaensis Merr.	Synonym		ILDIS
Cassia minutiflora León	Accepted		TRO
Cassia mirabilis (Pollard) Urb.	Synonym		ILDIS
Cassia misera Phil.	Synonym		ILDIS
Cassia mississipiensis Pollard	Synonym		ILDIS
Cassia modosa Buch.-Ham.	Unresolved		TRO
Cassia mollicaulis Harms	Synonym		ILDIS
Cassia mollifolia Glaz.	Synonym		ILDIS
Cassia mollis Vahl	Synonym		ILDIS
Cassia mollissima Willd.	Synonym		ILDIS
Cassia monaden Vell.	Synonym		ILDIS
Cassia monantha DC.	Synonym		ILDIS
Cassia monophylla Vell.	Synonym		ILDIS
Cassia monozyx H.S.Irwin & Barneby	Synonym		ILDIS
Cassia monserratensis Lundell	Accepted		TRO
Cassia montana Naves & Villar	Synonym		ILDIS
Cassia montana Roth	Synonym		ILDIS
Cassia montana auct. non Roth	Misapplied		ILDIS
Cassia monticola Benth.	Synonym		ILDIS
Cassia morelensis Greenm.	Synonym		ILDIS
Cassia mornicola Urb.	Unresolved		WCSP (in review)
Cassia morongii Britton	Synonym		ILDIS
Cassia moschata Benth.	Synonym		ILDIS
Cassia moschata Kunth	Accepted		ILDIS
Cassia mucronata Spreng.	Synonym		ILDIS
Cassia mucronifera Benth.	Synonym		ILDIS
Cassia mucronulosa (Pittier) J.F. Macbr.	Synonym		TRO
Cassia multiflora Vogel	Synonym		ILDIS
Cassia multiflora M. Martens & Galeotti	Synonym		TRO
Cassia multifoliolata Paul G.Wilson	Synonym		ILDIS
Cassia multiglandulosa Jacq.	Synonym		ILDIS
Cassia multijuga Rich.	Synonym		ILDIS
Cassia multijuga var. lindleyana (Gardner) Benth.	Synonym		ILDIS
Cassia multinervia Benth.	Synonym		ILDIS
Cassia multipennis H.S.Irwin & Barneby	Synonym		ILDIS
Cassia multipinnata Pollard	Synonym		ILDIS
Cassia multipinnata var. nashii Pollard	Synonym		ILDIS
Cassia multiseta Benth.	Synonym		ILDIS
Cassia multisiliqua J.F. Gmel.	Unresolved		TRO
Cassia multivenia Pittier	Synonym		ILDIS
Cassia mutisiana Kunth	Synonym		ILDIS
Cassia myriophylla Wall.	Unresolved		WCSP (in review)
Cassia myrophenges H.S.Irwin & Barneby	Synonym		ILDIS
Cassia myrtifolia Reiche	Synonym		ILDIS
Cassia myrtifolia Phil.	Synonym		TRO
Cassia nairobensis L.H.Bailey	Synonym		ILDIS
Cassia nana Benth.	Synonym		ILDIS
Cassia nanodes H.S.Irwin & Barneby	Synonym		ILDIS
Cassia nealiae H.S.Irwin & Barneby	Accepted		ILDIS
Cassia neesiana Benth.	Synonym		ILDIS
Cassia neesiana var. goyazensis (Taub.) H.S.Irwin & Barneby	Synonym		ILDIS
Cassia neesiana var. laxiracemosa (Harms) H.S.Irwin & Barneby	Synonym		ILDIS
Cassia neesiana var. subnitida (Taub.) H.S.Irwin & Barneby	Synonym		ILDIS
Cassia neglecta Vogel	Synonym		ILDIS
Cassia neglecta var. acuminata Benth.	Synonym		ILDIS
Cassia neglecta var. entreriana Griseb.	Synonym		ILDIS
Cassia negrensis H.S.Irwin	Synonym		ILDIS
Cassia negrensis var. albuquerquei H.S.Irwin & Barneby	Synonym		ILDIS
Cassia nelsoni Rose	Synonym		ILDIS
Cassia nemophila Vogel	Accepted		ILDIS
Cassia nemorosa Kunth	Synonym		TRO
Cassia neocaledonica Vieill. ex Guillaumin	Unresolved		TRO
Cassia nervosa Vogel	Synonym		ILDIS
Cassia neurophylla W.Fitzg.	Accepted		ILDIS
Cassia newtonii Mendonca & Torre	Synonym		ILDIS
Cassia nicaraguensis Benth.	Synonym		ILDIS
Cassia nicoyana (Britton) Standl.	Synonym		TRO
Cassia nictidans L. [Spelling variant]	Synonym		ILDIS
Cassia nictitans L.	Synonym		ILDIS
Cassia nictitans "sensu Stickman, non L."	Misapplied		ILDIS
Cassia nictitans var. aspera (Muhl. ex Elliott) Torr. & A. Gray	Unresolved		TRO
Cassia nictitans var. hebecarpa Fernald	Synonym		ILDIS
Cassia nictitans var. leiocarpa Fernald	Synonym		ILDIS
Cassia nictitans var. mohrii (Pollard) J.F.Macbr.	Synonym		ILDIS
Cassia nictitans var. multipinnata (Pollard) J.F.Macbr.	Synonym		ILDIS
Cassia nigricans Vahl	Synonym		ILDIS
Cassia nilgirica V.Singh	Synonym		ILDIS
Cassia niqueroensis Urb. & Ekman	Synonym		ILDIS
Cassia nitida Rich.	Synonym		ILDIS
Cassia nodosa Roxb.	Synonym		ILDIS
Cassia nomame (Sieber) Honda	Synonym		ILDIS
Cassia nomame (Siebold) Kitag.	Synonym		ILDIS
Cassia notabilis F.Muell.	Accepted		ILDIS
Cassia nuda H.S.Irwin & Barneby	Synonym		ILDIS
Cassia nudicaulis Burkart	Synonym		ILDIS
Cassia numilis Collad.	Synonym		ILDIS
Cassia nummularia Vahl ex DC.	Unresolved		WCSP (in review)
Cassia nummulariifolia Benth.	Synonym		ILDIS
Cassia nutans Collad.	Synonym		ILDIS
Cassia obcordata Sw.	Synonym		ILDIS
Cassia obcordata Sw. ex Wikstr.	Synonym		TRO
Cassia obliqua (G.Don) G.Don	Synonym		ILDIS
Cassia obliquifolia Schrank	Synonym		ILDIS
Cassia oblongifolia Vogel	Synonym		ILDIS
Cassia oblongifolia var. oligophylla Benth.	Synonym		ILDIS
Cassia obovata Collad.	Synonym		ILDIS
Cassia obtecta Benth.	Synonym		ILDIS
Cassia obtusa Clos	Synonym		ILDIS
Cassia obtusa Roxb.	Synonym		ILDIS
Cassia obtusata Hayne	Unresolved		WCSP (in review)
Cassia obtusifolia L.	Synonym		ILDIS
Cassia occidentalis L.	Synonym		ILDIS
Cassia occidentalis (L.) Rose	Synonym		ILDIS
Cassia occidentalis hort. ex Steud.	Synonym		TRO
Cassia occidentalis var. arista "sensu Hassk., non DC."	Synonym		ILDIS
Cassia occidentalis var. aristata Collad.	Synonym		ILDIS
Cassia occidentalis var. entreriana (Griseb.) Burkart	Synonym		ILDIS
Cassia occidentalis var. glabra DC.	Synonym		ILDIS
Cassia occidentalis var. glabra Stahl	Synonym		TRO
Cassia occidentalis f. ovatolanceolata Chodat & Hassl.	Synonym		TRO
Cassia occidentalis var. scabriuscula Vogel	Synonym		ILDIS
Cassia occidentalis var. sophera (L.) Kuntze	Synonym		ILDIS
Cassia ochnacea Vogel	Synonym		ILDIS
Cassia ochnacea var. latifolia Benth.	Synonym		ILDIS
Cassia ochnacea var. mollis H.S.Irwin & Barneby	Synonym		ILDIS
Cassia ochnacea var. purpurascens Benth.	Synonym		ILDIS
Cassia ochnacea var. speluncae H.S.Irwin & Barneby	Synonym		ILDIS
Cassia ochrosperma H.S.Irwin & Barneby	Synonym		ILDIS
Cassia odorata R.Morris	Synonym		ILDIS
Cassia olesiphylla Vogel	Synonym		ILDIS
Cassia oligoclada F.Muell.	Accepted		ILDIS
Cassia oligophylla F.Muell.	Accepted		ILDIS
Cassia oligosperma Benth.	Synonym		ILDIS
Cassia oligosperma var. glabrifolia Benth.	Synonym		ILDIS
Cassia oocarpa Baker	Unresolved		WCSP (in review)
Cassia opaca Vogel	Synonym		ILDIS
Cassia oppositifolia Glaz.	Synonym		TRO
Cassia orbiculata Benth.	Synonym		ILDIS
Cassia orbiculata var. cercidifolia H.S.Irwin & Barneby	Synonym		ILDIS
Cassia orbiculata var. trichothyrsus (Harms) H.S.Irwin & Barneby	Synonym		ILDIS
Cassia orbiculata var. ustulata H.S.Irwin & Barneby	Synonym		ILDIS
Cassia orcuttii (Britton & Rose) B.L.Turner	Synonym		ILDIS
Cassia oreades Phil.	Synonym		ILDIS
Cassia orenocensis Benth.	Synonym		ILDIS
Cassia organensis Glaz.	Synonym		ILDIS
Cassia organensis Harms	Synonym		ILDIS
Cassia orientalis Pers.	Unresolved		WCSP (in review)
Cassia ornata Benth.	Synonym		ILDIS
Cassia ornithopodioides Steud.	Unresolved		WCSP (in review)
Cassia ornithopoides Lam.	Synonym		ILDIS
Cassia otterbeinii G.Mey.	Synonym		ILDIS
Cassia ovalifolia M.Martens & Galeotti	Synonym		ILDIS
Cassia ovalifolia Mart. ex Colla	Synonym		TRO
Cassia oxyadena DC.	Synonym		TRO
Cassia oxyphylla Kunth	Synonym		ILDIS
Cassia oxyphylla var. dariensis (Britton & Rose) Schery	Synonym		ILDIS
Cassia pachycalyx Vogel	Synonym		TRO
Cassia pachycarpa de Wit	Synonym		ILDIS
Cassia pachyclada Harms	Synonym		ILDIS
Cassia pachyphylla Benth.	Synonym		ILDIS
Cassia pachypoda Glaz.	Synonym		ILDIS
Cassia pachyrrhiza L.Bravo	Synonym		ILDIS
Cassia pallens Benth.	Synonym		ILDIS
Cassia pallida Vahl	Synonym		ILDIS
Cassia pallidifolia J.F.Macbr.	Synonym		ILDIS
Cassia pallidior Rose	Synonym		ILDIS
Cassia palmata Wall.	Unresolved		WCSP (in review)
Cassia palmeri S.Watson	Synonym		ILDIS
Cassia pancheri Vieill. ex Guillaumin	Unresolved		TRO
Cassia paniculata Benth.	Synonym		ILDIS
Cassia papillosa (Britton & Rose) Standl.	Synonym		ILDIS
Cassia paposana Phil.	Unresolved		WCSP (in review)
Cassia papulosa Hoffmanns.	Unresolved		WCSP (in review)
Cassia paradictyon Vogel	Synonym		ILDIS
Cassia paraensis Ducke	Synonym		ILDIS
Cassia paraguensis Micheli	Synonym		ILDIS
Cassia parahyba Vell.	Synonym		ILDIS
Cassia paralias Brenan	Synonym		ILDIS
Cassia paramariboensis Miq.	Synonym		ILDIS
Cassia paratyensis Vell.	Synonym		TRO
Cassia paraunana H.S.Irwin & Barneby	Synonym		ILDIS
Cassia parkeriana DC.	Synonym		ILDIS
Cassia parralensis H.S.Irwin & Barneby	Synonym		ILDIS
Cassia parva Steyaert	Synonym		ILDIS
Cassia parvistipula Benth.	Synonym		ILDIS
Cassia pascuorum Benth.	Synonym		ILDIS
Cassia patellaria Collad.	Synonym		ILDIS
Cassia patellaria var. glabrata Vogel	Synonym		ILDIS
Cassia patellaria var. longifolia Benth.	Synonym		TRO
Cassia patellaria var. patellaria	Synonym		TRO
Cassia patellaria var. ramosa Vogel	Synonym		TRO
Cassia patula Aiton	Synonym		ILDIS
Cassia pauciflora Kunth	Synonym		ILDIS
Cassia pavoniana G.Don	Synonym		ILDIS
Cassia pazensis Rusby	Synonym		ILDIS
Cassia pearcei Benth.	Synonym		TRO
Cassia pearcii Benth.	Synonym		ILDIS
Cassia pedersenii Burkart	Synonym		ILDIS
Cassia pedicellaris DC.	Synonym		ILDIS
Cassia pencana Phil.	Unresolved		WCSP (in review)
Cassia pendula Willd.	Synonym		ILDIS
Cassia pendula var. bracteata Lass.	Synonym		ILDIS
Cassia pendula var. eriocarpa (Griseb.) Lass.	Synonym		ILDIS
Cassia pendula var. hemirostrata Lass.	Synonym		ILDIS
Cassia pennelliana Amshoff	Synonym		TRO
Cassia pentagonia Mill.	Synonym		ILDIS
Cassia pentandra Raddi	Synonym		ILDIS
Cassia pentandria Larranaga	Synonym		ILDIS
Cassia peralteana Kunth	Synonym		ILDIS
Cassia perrieri R.Vig.	Synonym		ILDIS
Cassia perrieri Ghesq.	Synonym		ILDIS
Cassia persoonii Collad.	Synonym		ILDIS
Cassia peruviana Vogel	Synonym		TRO
Cassia petensis (Britton & Rose) Standl.	Synonym		TRO
Cassia petersiana Bolle	Synonym		ILDIS
Cassia petropolitana Glaz.	Synonym		ILDIS
Cassia philippi H.S.Irwin & Barneby	Synonym		ILDIS
Cassia phyllodinea R.Br.	Accepted		ILDIS
Cassia phyllostachya Benth.	Synonym		ILDIS
Cassia piauhiensis H.S.Irwin	Synonym		ILDIS
Cassia picachensis Brandegee	Synonym		ILDIS
Cassia picta G.Don	Synonym		ILDIS
Cassia pilicarpa Glaz.	Synonym		ILDIS
Cassia pilidens Steud.	Unresolved		WCSP (in review)
Cassia pilifera Vogel	Synonym		ILDIS
Cassia pilifera f. pilosa Chodat & Hassl.	Synonym		TRO
Cassia pilifera f. sericea Chodat & Hassl.	Synonym		TRO
Cassia pilifera var. subglabra S.Moore	Synonym		ILDIS
Cassia pilocarina Symon	Accepted		ILDIS
Cassia pilosa L.	Synonym		ILDIS
Cassia pilosior (J.F.Macbr.) H.S.Irwin & Barneb	Synonym		ILDIS
Cassia pinetorum (Britton) Urb.	Synonym		ILDIS
Cassia pinetorum (Britton) J.F. Macbr.	Accepted		TRO
Cassia pinetorum var. picardae Urb.	Synonym		ILDIS
Cassia pinnata Voigt	Unresolved		WCSP (in review)
Cassia pinoi (Britton & Rose) Lundell	Accepted		TRO
Cassia piribebuiensis Chodat & Hassl.	Synonym		ILDIS
Cassia pistaciifolia Kunth	Synonym		ILDIS
Cassia pistaciifolia var. glabra Benth.	Synonym		ILDIS
Cassia pittieri Ghesq.	Synonym		TRO
Cassia planaltoana Harms	Synonym		ILDIS
Cassia planifolia H.S.Irwin & Barneby	Synonym		ILDIS
Cassia planisiliqua L.	Synonym		ILDIS
Cassia planisiliqua Burm. f.	Synonym		TRO
Cassia planitiicola Domin	Synonym		ILDIS
Cassia platypoda R.Br.	Unresolved		WCSP (in review)
Cassia pleurocarpa F.Muell.	Accepted		ILDIS
Cassia plumieri DC.	Synonym		TRO
Cassia plumosa (E.Mey.) Vogel	Synonym		ILDIS
Cassia plumosa var. erecta Schorn & Gordon-Gray	Synonym		TRO
Cassia podocarpa Guill. & Perr.	Synonym		ILDIS
Cassia pohliana Benth.	Synonym		ILDIS
Cassia poiretioides Hoehne	Synonym		ILDIS
Cassia polita H.S.Irwin & Barneby	Synonym		ILDIS
Cassia polyadena DC.	Synonym		ILDIS
Cassia polyadura Fawc. & Rendle	Unresolved		TRO
Cassia polyantha Collad.	Synonym		ILDIS
Cassia polymorpha Glaz.	Synonym		ILDIS
Cassia polymorpha Harms	Synonym		TRO
Cassia polyphylla Jacq.	Synonym		ILDIS
Cassia polystachya Benth.	Synonym		ILDIS
Cassia polytricha Brenan	Synonym		ILDIS
Cassia polytricha var. pauciflora Brenan	Synonym		TRO
Cassia polytricha var. pulchella Brenan	Synonym		TRO
Cassia portoricensis Urb.	Synonym		ILDIS
Cassia portoricensis var. callosa Urb.	Synonym		ILDIS
Cassia portoricensis var. granulata Urb.	Synonym		ILDIS
Cassia porturegalensis Bancr. ex Macfad.	Unresolved		WCSP (in review)
Cassia porturegalis Bancr.	Synonym		ILDIS
Cassia porturegalis Bancroft	Synonym		TRO
Cassia potentilla Benth.	Synonym		ILDIS
Cassia potosina (Britton & Rose) Standl.	Synonym		ILDIS
Cassia praetexta Vogel	Synonym		TRO
Cassia pringlei Rose	Synonym		ILDIS
Cassia proboscidea Pollard	Synonym		ILDIS
Cassia procumbens Mill.	Synonym		ILDIS
Cassia procumbens "sensu Stickman, non L."	Synonym		ILDIS
Cassia procumbens L.	Synonym		TRO
Cassia prominens G.Don	Synonym		ILDIS
Cassia propinqua Kunth	Synonym		TRO
Cassia prostrata Kunth	Synonym		ILDIS
Cassia prostrata Roxb.	Synonym		ILDIS
Cassia prostrata Humb. & Bonpl. ex Willd.	Synonym		TRO
Cassia pruinosa F.Muell.	Accepted		ILDIS
Cassia psammophila Benth.	Synonym		ILDIS
Cassia pseudociliolata Glaz.	Synonym		ILDIS
Cassia pseudonictitans Hance	Unresolved		WCSP (in review)
Cassia psilocarpa Welw.	Accepted		ILDIS
Cassia psoraleopsis H.S.Irwin & Barneby	Synonym		ILDIS
Cassia pteridophylla Sandwith	Synonym		ILDIS
Cassia puberula Kunth	Synonym		ILDIS
Cassia pubescens Jacq.	Synonym		ILDIS
Cassia pubigera Lag.	Synonym		ILDIS
Cassia puccioniana Chiov.	Synonym		ILDIS
Cassia pudibunda Benth.	Synonym		ILDIS
Cassia pulchella Salisb.	Synonym		ILDIS
Cassia pulchella Bojer	Synonym		ILDIS
Cassia pulchra Kunth	Synonym		ILDIS
Cassia pumila Lam.	Synonym		ILDIS
Cassia pumila M. Martens & Galeotti	Synonym		TRO
Cassia pumila var. wallichiana (DC.) M.R.Almeida	Unresolved		TRO
Cassia pumilio A.Gray	Synonym		ILDIS
Cassia punctata Vogel	Synonym		ILDIS
Cassia punctulata Hook. & Arn.	Synonym		ILDIS
Cassia punctulifera Harms	Synonym		ILDIS
Cassia purgans Steud.	Unresolved		WCSP (in review)
Cassia purpurea Lindl.	Synonym		ILDIS
Cassia purpusii Brandegee	Synonym		ILDIS
Cassia pycnophylla Harms	Synonym		ILDIS
Cassia pygmaea DC.	Synonym		ILDIS
Cassia quadrangularis Zoll. & Moritzi	Synonym		ILDIS
Cassia quadriflora Vogel	Unresolved		WCSP (in review)
Cassia quarrei (Ghesq.) Steyaert	Synonym		ILDIS
Cassia quebracho Steud.	Synonym		ILDIS
Cassia queenslandica C.T.White	Accepted		ILDIS
Cassia quiedondilla Micheli	Synonym		ILDIS
Cassia quinquangulata Rich.	Synonym		ILDIS
Cassia quinquangulata Urb.	Synonym		TRO
Cassia racemosa Mill.	Synonym		ILDIS
Cassia racemosa Mutis	Synonym		ILDIS
Cassia racemosa var. tenuifolia Huber	Synonym		ILDIS
Cassia ramiflora Vogel	Synonym		TRO
Cassia ramiflora var. amazonica H.S. Irwin	Synonym		TRO
Cassia ramiflora var. bijuga Vogel	Synonym		TRO
Cassia ramiflora var. trijuga Vogel	Synonym		TRO
Cassia ramosa Vogel	Synonym		ILDIS
Cassia ramosa var. maritima H.S.Irwin	Synonym		ILDIS
Cassia ramosissima Kunth	Unresolved		WCSP (in review)
Cassia reducta Brenan	Synonym		ILDIS
Cassia reflexa Salisb.	Synonym		ILDIS
Cassia regia Standl.	Accepted		ILDIS
Cassia reinwardtii Hassk.	Synonym		ILDIS
Cassia reniformis G.Don	Synonym		ILDIS
Cassia renigera Benth.	Accepted		ILDIS
Cassia repens Vogel	Synonym		ILDIS
Cassia reticulata Willd.	Synonym		ILDIS
Cassia retusa Vogel	Accepted		ILDIS
Cassia revoluta F. Muell.	Synonym		TRO
Cassia rhombifolia Roxb.	Synonym		ILDIS
Cassia rhonhofiana Harms	Synonym		TRO
Cassia richardiana Kunth	Synonym		ILDIS
Cassia riedelii Benth.	Unresolved		WCSP (in review)
Cassia rigida (Hieron.) Burkart	Synonym		ILDIS
Cassia rigida var. inermis Bravo	Synonym		TRO
Cassia rigida var. robusta (Burkart) Burkart	Synonym		TRO
Cassia rigidicaulis L.Bravo	Synonym		ILDIS
Cassia rigidifolia Benth.	Synonym		ILDIS
Cassia rigidifolia var. veadeirana H.S.Irwin & Barneby	Synonym		ILDIS
Cassia riparia Kunth	Synonym		TRO
Cassia riparia var. pilosa Benth.	Synonym		TRO
Cassia ripleyana H.S.Irwin & Barneby	Synonym		ILDIS
Cassia ripleyi Isely	Synonym		ILDIS
Cassia robiniifolia Benth.	Synonym		ILDIS
Cassia robinioides Willd.	Unresolved		WCSP (in review)
Cassia robusta (Pollard) Pollard	Synonym		ILDIS
Cassia robynsiana Ghesq.	Synonym		ILDIS
Cassia roemeriana Scheele	Synonym		ILDIS
Cassia rogeonii Ghesq.	Unresolved		WCSP (in review)
Cassia roigii (Britton & Rose) Leon	Synonym		ILDIS
Cassia roigii (Britton) León	Synonym		TRO
Cassia rojasiana Hassl.	Synonym		ILDIS
Cassia roncadorensis H.S.Irwin & Barneby	Synonym		ILDIS
Cassia roraimae Benth.	Synonym		ILDIS
Cassia rosei Standl.	Synonym		ILDIS
Cassia rostrata Mart.	Synonym		ILDIS
Cassia rostrata (Wooton & Standl.) Tiderstr.	Synonym		ILDIS
Cassia rotundata Vogel	Synonym		ILDIS
Cassia rotundata var. grandistipula (Vogel) Benth.	Synonym		ILDIS
Cassia rotundifolia Pers.	Synonym		ILDIS
Cassia rotundifolia var. bauhiniifolia (Kunth) Benth.	Synonym		ILDIS
Cassia rotundifolia var. grandiflora Benth.	Synonym		ILDIS
Cassia rotundifolia var. longepedicellata Chodat & Hassl.	Synonym		ILDIS
Cassia rovirosana (Britton) Lundell	Synonym		TRO
Cassia rowleeana (Britton & Rose) Standl.	Synonym		TRO
Cassia roxburghiana Graham	Unresolved		WCSP (in review)
Cassia roxburghii DC.	Accepted		ILDIS
Cassia rubriflora Ducke	Accepted		ILDIS
Cassia rufa M.Martens & Galeotti	Synonym		ILDIS
Cassia rugeoni A. Chev.	Unresolved		TRO
Cassia rugosa G.Don	Synonym		ILDIS
Cassia rugosula (Benth.) H.S.Irwin & Barneby	Synonym		ILDIS
Cassia ruiziana (G.Don) Vogel	Synonym		ILDIS
Cassia rumphiana (DC.) Bojer	Synonym		ILDIS
Cassia rupicola Benth.	Unresolved		WCSP (in review)
Cassia rusa M.Martens & Galeotti	Unresolved		WCSP (in review)
Cassia ruspolii Chiov.	Synonym		ILDIS
Cassia sabak Delile	Unresolved		WCSP (in review)
Cassia sagotiana Benth.	Synonym		ILDIS
Cassia saltiana Steud.	Unresolved		WCSP (in review)
Cassia salvatoris H.S.Irwin & Barneby	Synonym		ILDIS
Cassia santanderensis (Britton & Killip) Lass.	Synonym		ILDIS
Cassia santanderensis var. canarensis Lass.	Synonym		ILDIS
Cassia santanderensis var. parvianthera Lass.	Synonym		ILDIS
Cassia sapindifolia Vogel	Synonym		TRO
Cassia savannarum (Britton) Urb.	Synonym		ILDIS
Cassia savannarum (Britton) J.F. Macbr.	Synonym		TRO
Cassia savannensis Miq.	Synonym		TRO
Cassia saxatilis (Amshoff) H.S.Irwin	Synonym		ILDIS
Cassia scabra Benth.	Synonym		ILDIS
Cassia scabrella Hoffmanns.	Synonym		ILDIS
Cassia scandens G.Don	Synonym		ILDIS
Cassia scarlatina Ducke	Synonym		ILDIS
Cassia schinifolia A.DC.	Unresolved		WCSP (in review)
Cassia schlimii Benth.	Synonym		ILDIS
Cassia schmitzii Steyaert	Synonym		ILDIS
Cassia schomburgkii Klotzsch ex Schomburgk	Unresolved		TRO
Cassia schultesii Colla	Unresolved		WCSP (in review)
Cassia sclerocarpa Vogel	Synonym		ILDIS
Cassia scleroxyla Britton	Synonym		ILDIS
Cassia scleroxylon Ducke	Synonym		ILDIS
Cassia secedens Ducke	Synonym		ILDIS
Cassia secunda Benth.	Synonym		ILDIS
Cassia seleri (Rose) Lundell	Synonym		TRO
Cassia seleriana Harms	Synonym		ILDIS
Cassia selerocarpa Vogel	Unresolved		TRO
Cassia selleana Urb.	Synonym		ILDIS
Cassia selloi G.Don	Synonym		ILDIS
Cassia semaphora H.S.Irwin & Barneby	Synonym		ILDIS
Cassia semifalcata Vell.	Synonym		ILDIS
Cassia semperflorens DC.	Synonym		ILDIS
Cassia senna L.	Synonym		ILDIS
Cassia sennoides Jacq.	Synonym		ILDIS
Cassia sensitiva Jacq.	Synonym		ILDIS
Cassia sensitiva Roxb.	Synonym		ILDIS
Cassia sepium Benth.	Synonym		ILDIS
Cassia septemtrionalis Viv.	Synonym		ILDIS
Cassia septentrionalis Zuccagni	Synonym		ILDIS
Cassia septentrionalis Sesse & Moc.	Synonym		ILDIS
Cassia sericea Sw.	Synonym		ILDIS
Cassia serpens L.	Synonym		ILDIS
Cassia serpens Griseb.	Synonym		TRO
Cassia serpens var. grandiflora Benth.	Synonym		ILDIS
Cassia sessilis Benth.	Synonym		ILDIS
Cassia seticrenata H.S.Irwin & Barneby	Synonym		ILDIS
Cassia setigera DC.	Synonym		ILDIS
Cassia setosa Vogel	Synonym		ILDIS
Cassia setosa var. angusta Benth.	Synonym		ILDIS
Cassia setosa var. detonsa Benth.	Synonym		ILDIS
Cassia setosa var. paucivenia H.S.Irwin & Barneby	Synonym		ILDIS
Cassia setosa var. subsetosa (Malme) H.S.Irwin & Barneby	Synonym		ILDIS
Cassia shaferi Britton & Wilson	Synonym		ILDIS
Cassia siamea Lam.	Synonym		ILDIS
Cassia siamea var. puberula Kurz	Synonym		ILDIS
Cassia sieberi C.Presl	Unresolved		WCSP (in review)
Cassia sieberiana DC.	Accepted		ILDIS
Cassia sieberiana sensu Brenan	Misapplied		ILDIS
Cassia siliquosa F.Aresch.	Synonym		ILDIS
Cassia silvestris Vell.	Synonym		ILDIS
Cassia silvestris f. ferruginea Chodat & Hassl.	Synonym		TRO
Cassia silvestris f. olivacea Chodat & Hassl.	Synonym		TRO
Cassia simplex (Standl.) Standl.	Synonym		TRO
Cassia simplicifolia Desv.	Unresolved		WCSP (in review)
Cassia simpsonii Pollard	Synonym		TRO
Cassia simulans (Britton & Rose) Lundell	Synonym		ILDIS
Cassia sincorana Harms	Synonym		ILDIS
Cassia singueana Delile	Synonym		ILDIS
Cassia singueana var. flavescens (Hutch. ex Baker f.) Brenan	Unresolved		TRO
Cassia singueana var. glabra (Hutch. ex Baker f.) Brenan	Unresolved		TRO
Cassia sinqueana Delile	Synonym		ILDIS
Cassia skinneri Benth.	Synonym		ILDIS
Cassia smaragdina Macfad.	Synonym		TRO
Cassia socotrana Serrato	Synonym		ILDIS
Cassia solimoesensis H.S. Irwin	Synonym		TRO
Cassia somalensis Serrato	Synonym		ILDIS
Cassia sophera L.	Synonym		ILDIS
Cassia sophera Wall.	Synonym		TRO
Cassia sophera var. barclayana (Sweet) Domin	Synonym		TRO
Cassia sophera var. clavigera Domin	Synonym		TRO
Cassia sophera var. ligustrinoides Benth.	Synonym		ILDIS
Cassia sophera var. pubescens Benth.	Synonym		TRO
Cassia sophera var. purpurea (Lindl.) Baker	Synonym		ILDIS
Cassia sopheroides Roxb.	Synonym		ILDIS
Cassia sophoroides Benth.	Synonym		ILDIS
Cassia souzana H.S.Irwin & Barneby	Synonym		ILDIS
Cassia sparsa Steyaert	Synonym		ILDIS
Cassia speciosa Schrad.	Synonym		ILDIS
Cassia speciosa Kunth	Synonym		ILDIS
Cassia speciosa var. nervosa (Vogel) Benth.	Synonym		ILDIS
Cassia spectabilis DC.	Synonym		ILDIS
Cassia spiciflora (Pittier) Pittier	Synonym		ILDIS
Cassia spinescens Vogel	Synonym		ILDIS
Cassia spiniflora Burkart	Synonym		ILDIS
Cassia spinigera Rizzini	Synonym		ILDIS
Cassia spinigera var. suffruticosa (Koenig ex Roth) Ali	Synonym		TRO
Cassia spinulosa H.S.Irwin & Barneby	Synonym		ILDIS
Cassia splendida Vogel	Synonym		ILDIS
Cassia splendida var. angustifolia Benth.	Synonym		ILDIS
Cassia splendida var. striata (Vogel) Benth.	Synonym		ILDIS
Cassia spruceana Benth.	Accepted		ILDIS
Cassia stahlii Urb.	Synonym		ILDIS
Cassia staminea Vogel	Synonym		ILDIS
Cassia standleyi (Britton & Rose) Standl.	Synonym		ILDIS
Cassia stellata M.E.Jones	Synonym		ILDIS
Cassia stenocarpa Vogel	Synonym		ILDIS
Cassia stenocarpa var. stenocarpoides (Britton) Schery	Synonym		TRO
Cassia stenocarpoides (Britton) Lundell	Synonym		TRO
Cassia stenocarpoides (Britton) Standl.	Synonym		TRO
Cassia stenophylla Benth.	Synonym		ILDIS
Cassia stenosepala L.B.Sm. & B.G.Schub.	Synonym		ILDIS
Cassia stillifera H.S.Irwin & Barneby	Synonym		ILDIS
Cassia stipulacea (Sol.) Aiton	Synonym		ILDIS
Cassia stipulacea Willd.	Synonym		ILDIS
Cassia stipulacea var. tenuistipula Vogel	Synonym		ILDIS
Cassia stipulata G.Don	Synonym		ILDIS
Cassia stowardii S.Moore	Accepted		ILDIS
Cassia striata Vogel	Synonym		ILDIS
Cassia stricta Schrank	Synonym		ILDIS
Cassia stricta (E. Mey.) Steud.	Accepted		TRO
Cassia strictifolia Benth.	Synonym		ILDIS
Cassia strictula H.S.Irwin & Barneby	Synonym		ILDIS
Cassia strigillosa Benth.	Synonym		ILDIS
Cassia strobilacea Kunth	Synonym		ILDIS
Cassia stuhlmannii Taub.	Unresolved		WCSP (in review)
Cassia sturtii R.Br.	Accepted		ILDIS
Cassia × sturtii var. involucrata J.M. Black	Synonym		TRO
Cassia × sturtii var. planipes J.M. Black	Synonym		TRO
Cassia suarezensis Capuron	Synonym		ILDIS
Cassia subdecrescens H.S.Irwin & Barneby	Synonym		ILDIS
Cassia subelliptica Rusby	Synonym		ILDIS
Cassia submontana (Britton & Rose) Lundell	Synonym		ILDIS
Cassia subnitida Taub.	Synonym		ILDIS
Cassia subpeltata Rizzini	Synonym		ILDIS
Cassia subsetosa Malme	Synonym		ILDIS
Cassia subtriflora Benth.	Synonym		ILDIS
Cassia subulata Griseb.	Synonym		ILDIS
Cassia succedana Bellardi ex DC.	Unresolved		WCSP (in review)
Cassia suffruticosa Roth	Synonym		ILDIS
Cassia sulcata DC.	Synonym		ILDIS
Cassia sulcata "sensu Blanco, non DC."	Synonym		ILDIS
Cassia sulfurea Collad.	Synonym		ILDIS
Cassia sulphurea sensu Bojer	Misapplied		ILDIS
Cassia sumatrana Roxb.	Synonym		ILDIS
Cassia sumatrana DC.	Synonym		ILDIS
Cassia sunsub Forssk.	Synonym		TRO
Cassia supplex Benth.	Synonym		ILDIS
Cassia surattensis Burm.f.	Synonym		ILDIS
Cassia surattensis auct.	Misapplied		ILDIS
Cassia surattensis subsp. glauca (Lam.) K.Larsen & S.S.Larsen	Synonym		ILDIS
Cassia surattensis subsp. suffruticosa (Roth) K.Larsen & S.S.Larsen	Synonym		ILDIS
Cassia surattensis var. suffruticosa (Roth) Ali	Synonym		ILDIS
Cassia surattensis var. suffruticosa (Koenig ex Roth) J. R. Sealy ex Isely	Unresolved		TRO
Cassia surinamensis Dehnh.	Unresolved		WCSP (in review)
Cassia swainsonii Benth.	Synonym		ILDIS
Cassia swartzii Wikstr.	Synonym		ILDIS
Cassia swartzioides Ducke	Accepted		ILDIS
Cassia swartzioides var. scarlatina (Ducke) H.S.Irwin & Barneby	Accepted		ILDIS
Cassia sylvestris Wikstr.	Synonym		TRO
Cassia tabascoensis (Britton & Rose) Lundell	Synonym		TRO
Cassia tagera L.	Synonym		TRO
Cassia tagera Lam.	Synonym		TRO
Cassia tala Desv.	Synonym		TRO
Cassia tapahuascana A.R.Molina	Synonym		ILDIS
Cassia tapajozensis Ducke	Synonym		ILDIS
Cassia tarantan Kunth	Synonym		ILDIS
Cassia tarapacana Phil.	Synonym		ILDIS
Cassia tarda Noronha	Unresolved		TRO
Cassia taubertiana Harms ex Glaz.	Synonym		TRO
Cassia tecta Vogel	Synonym		ILDIS
Cassia telfairiana (Hook.f.) Polhill	Synonym		ILDIS
Cassia tenella Kunth	Synonym		ILDIS
Cassia tenuicaulis M.E.Jones	Synonym		ILDIS
Cassia tenuifolia Vogel	Synonym		ILDIS
Cassia tenuisepala Benth.	Synonym		ILDIS
Cassia tenuissima Sesse & Moc.	Synonym		ILDIS
Cassia tenuissima L.	Synonym		ILDIS
Cassia tenuivenosa M.E.Jones	Synonym		ILDIS
Cassia tephrosiifolia Benth.	Synonym		ILDIS
Cassia teretifolia R.Cunn. ex Lindl.	Unresolved		WCSP (in review)
Cassia teretiuscula F.Muell.	Unresolved		WCSP (in review)
Cassia tetrafoliata Desv.	Unresolved		WCSP (in review)
Cassia tetraphylla Martyn	Synonym		ILDIS
Cassia tetraphylla Desv.	Synonym		TRO
Cassia tetraphylla Collad.	Synonym		TRO
Cassia tetraphylla var. aurivilla H.S.Irwin	Synonym		ILDIS
Cassia tetraphylla var. brevipes (Benth.) H.S.Irwin	Synonym		ILDIS
Cassia tetraphylla var. colombiana H.S.Irwin	Synonym		ILDIS
Cassia tetraphylla var. linearis H.S.Irwin	Synonym		ILDIS
Cassia tetraphylla var. littoralis H.S.Irwin	Synonym		ILDIS
Cassia tetraphylla var. longifolia Amshoff	Synonym		ILDIS
Cassia tetraphylla var. mollissima (Benth.) H.S.Irwin	Synonym		ILDIS
Cassia tetraphylla var. ramosa (Vogel) Amshoff	Synonym		TRO
Cassia tetraphylla var. saxatilis Amshoff	Synonym		ILDIS
Cassia tetraphylla var. ventuarensis H.S. Irwin	Synonym		TRO
Cassia tettensis Bolle	Unresolved		WCSP (in review)
Cassia texana Buckley	Synonym		ILDIS
Cassia thonningii DC.	Synonym		ILDIS
Cassia thunbergiana Blume ex Miq.	Unresolved		WCSP (in review)
Cassia thyrsiflora Glaz.	Synonym		ILDIS
Cassia thyrsoidea Brenan	Accepted		ILDIS
Cassia timorensis DC. [Spelling variant]	Synonym		ILDIS
Cassia timoriensis DC.	Synonym		ILDIS
Cassia tomentella (Benth.) Domin	Accepted		ILDIS
Cassia tomentosa L.f.	Synonym		ILDIS
Cassia tomentosa Arn.	Synonym		ILDIS
Cassia tomentosa var. albida (Ortega) Collad.	Synonym		ILDIS
Cassia tomentosa var. paucijuga Kuntze	Synonym		ILDIS
Cassia tonduzii Standl.	Synonym		ILDIS
Cassia tora sensu auct.	Misapplied		ILDIS
Cassia tora L.	Synonym		ILDIS
Cassia tora var. b Wight & Arn.	Synonym		ILDIS
Cassia tora var. borneensis (Miq.) Miq.	Synonym		ILDIS
Cassia tora f. hirsuta Chodat & Hassl.	Synonym		TRO
Cassia tora var. humilis (Collad.) Collad.	Synonym		ILDIS
Cassia tora var. humilis Pers.	Synonym		TRO
Cassia tora var. obtusifolia (L.) Haines	Synonym		ILDIS
Cassia toroides Roxb.	Synonym		ILDIS
Cassia toroides Raf.	Synonym		ILDIS
Cassia torosa Cav.	Synonym		ILDIS
Cassia tortiramis Pittier	Unresolved		TRO
Cassia tortuensis Urb. & Ekman	Synonym		ILDIS
Cassia tortuosa L.B.Sm. & B.G.Schub.	Synonym		ILDIS
Cassia torulosa Poir.	Unresolved		WCSP (in review)
Cassia totonaca Sesse & Moc.	Synonym		ILDIS
Cassia trachycarpa Vogel	Synonym		ILDIS
Cassia trachycarpa var. acutifolia (Benth.) H.S.Irwin & Barneby	Synonym		ILDIS
Cassia trachycarpa subsp. macrophylla Hassl.	Synonym		ILDIS
Cassia trachycarpoides Glaz.	Synonym		ILDIS
Cassia trachycarpoides Harms	Synonym		TRO
Cassia trachyclada Glaz.	Synonym		ILDIS
Cassia trachypus Benth.	Synonym		ILDIS
Cassia tragacanthoides Benth.	Synonym		ILDIS
Cassia transversali-seminata De Wild.	Unresolved		WCSP (in review)
Cassia trichocraspedon Sandwith	Synonym		ILDIS
Cassia trichoneura Brandegee	Synonym		ILDIS
Cassia trichopoda Benth.	Synonym		ILDIS
Cassia trichopoda var. luxurians Benth.	Synonym		ILDIS
Cassia trichosepala (Chodat & Wilczek) L.Bravo	Synonym		ILDIS
Cassia trichothyrsus Harms	Synonym		ILDIS
Cassia triflora Jacq.	Synonym		ILDIS
Cassia triflora Vahl	Synonym		ILDIS
Cassia trinitatis DC.	Synonym		ILDIS
Cassia trinitatis Benth.	Synonym		TRO
Cassia tristicula Kunth	Synonym		ILDIS
Cassia tristicula Cham. & Schltdl.	Synonym		TRO
Cassia tropica Vell.	Synonym		ILDIS
Cassia truncata Brenan	Synonym		ILDIS
Cassia tuberculata Collad.	Unresolved		WCSP (in review)
Cassia tuberosa Riedel ex A. Chev.	Unresolved		TRO
Cassia tuerckheimii (Britton) J.F.Macbr.	Synonym		ILDIS
Cassia tuerckheimii (Britton) Urb.	Accepted		TRO
Cassia tuhovalyana Ake Assi	Synonym		ILDIS
Cassia turquinae (Britton & Rose) Leon	Synonym		ILDIS
Cassia turquinae (Britton) León	Synonym		TRO
Cassia ulei H. Irwin & D. Rogers	Unresolved		TRO
Cassia umbellata Bertol.	Unresolved		WCSP (in review)
Cassia umbellata Rchb.	Unresolved		WCSP (in review)
Cassia undulata Benth.	Synonym		ILDIS
Cassia unica Schery	Synonym		TRO
Cassia uniflora Mill.	Synonym		ILDIS
Cassia uniflora Spreng.	Synonym		TRO
Cassia uniflora var. glaucescens Vogel	Synonym		ILDIS
Cassia uniflora var. latifolia Benth.	Synonym		ILDIS
Cassia uniflora var. parvifolia Benth.	Synonym		TRO
Cassia uniflora var. ramosa (Vogel) Benth.	Synonym		TRO
Cassia uniflora var. utiarityi Hoehne	Synonym		TRO
Cassia unijuga Rose	Synonym		ILDIS
Cassia urmenetae Phil.	Synonym		ILDIS
Cassia urophyllidia H.S.Irwin & Barneby	Synonym		ILDIS
Cassia ursina Benth.	Synonym		ILDIS
Cassia ursinoides Harms ex Luetzelb.	Unresolved		WCSP (in review)
Cassia usambarensis Taub.	Synonym		ILDIS
Cassia vargasii Schery	Synonym		ILDIS
Cassia vauthieri Benth.	Synonym		ILDIS
Cassia velutina Vogel	Synonym		ILDIS
Cassia velutina (Britton & Killip) Garcia-Barr.	Synonym		ILDIS
Cassia venatoria H.S.Irwin & Barneby	Synonym		ILDIS
Cassia venenifera G.Mey.	Synonym		ILDIS
Cassia venenifera Rodschied ex G. Meyer	Synonym		TRO
Cassia venosa Desv.	Synonym		ILDIS
Cassia venosa Zuccagni	Synonym		ILDIS
Cassia venulosa Benth.	Synonym		ILDIS
Cassia venusta F.Muell.	Accepted		ILDIS
Cassia venustula Kunth	Synonym		ILDIS
Cassia verbenensis (Britton & Rose) Standl.	Synonym		ILDIS
Cassia verdickii De Wild.	Synonym		ILDIS
Cassia vernicifolia Taub.	Synonym		TRO
Cassia vernicosa Clos	Synonym		ILDIS
Cassia verrucosa Vogel	Synonym		TRO
Cassia versicolor Vogel	Synonym		ILDIS
Cassia vestita Vogel	Synonym		ILDIS
Cassia viarum Little	Synonym		ILDIS
Cassia viciifolia Benth.	Synonym		ILDIS
Cassia viguierella "Ghesq., p.p."	Synonym		ILDIS
Cassia viguierella Ghesq.	Synonym		TRO
Cassia viguierella var. meridionalis Ghesq.	Synonym		ILDIS
Cassia villosa Mill.	Synonym		ILDIS
Cassia villosissima (Britton & Rose) Lundell	Synonym		TRO
Cassia viminea L.	Synonym		ILDIS
Cassia virgata Rich.	Synonym		ILDIS
Cassia virgata Sw.	Synonym		ILDIS
Cassia virginis H.S.Irwin & Barneby	Synonym		ILDIS
Cassia viscida Zoll.	Synonym		ILDIS
Cassia viscosa Kunth	Synonym		ILDIS
Cassia viscosa Schumach. & Thonn.	Synonym		TRO
Cassia viscosa var. acuta Ducke	Synonym		ILDIS
Cassia viscosa var. major Benth.	Synonym		ILDIS
Cassia viscosa var. paraguayensis (Chodat & Hassl.) H.S.Irwin & B	Synonym		ILDIS
Cassia viscosopilosa Steud.	Synonym		ILDIS
Cassia vogeliana Schltdl.	Synonym		ILDIS
Cassia vulgaris Roxb. ex Steud.	Unresolved		TRO
Cassia wallichiana DC.	Synonym		ILDIS
Cassia weberbaueri J.F.Macbr.	Synonym		ILDIS
Cassia wightiana Graham	Synonym		ILDIS
Cassia wildemaniana Ghesq.	Synonym		ILDIS
Cassia wildemaniana sensu auct.	Misapplied		ILDIS
Cassia williamsii (Britton & Rose) Standl.	Synonym		ILDIS
Cassia wilsonii (Britton & Rose) Standl.	Synonym		TRO
Cassia wislizeni var. painteri (Britton) H.S. Irwin & Barneby	Synonym		TRO
Cassia wislizeni var. villosa (Britton) H.S. Irwin & Barneby	Synonym		TRO
Cassia wislizenii A.Gray	Synonym		ILDIS
Cassia wislizenii var. painteri (Britton & Rose) H.S.Irwin & Ba	Synonym		ILDIS
Cassia wislizenii var. villosa (Britton & Rose) H.S.Irwin & Ba	Synonym		ILDIS
Cassia wittei Ghesq.	Synonym		ILDIS
Cassia wrightii A.Gray	Synonym		ILDIS
Cassia xanthadena (Benth.) H.S.Irwin & Barneby	Synonym		ILDIS
Cassia xanthocoma Miq.	Unresolved		WCSP (in review)
Cassia xanthophylla (Britton & Rose) Lundell	Synonym		ILDIS
Cassia xinguensis Ducke	Synonym		ILDIS
Cassia xiphoidea Bertol.	Synonym		ILDIS
Cassia yucatana (Britton & Rose) Lundell	Accepted		TRO
Cassia yucatanensis (Britton & Rose) Lundell	Synonym		ILDIS
Cassia zambesiaca Oliv. [Spelling variant]	Synonym		ILDIS
Cassia zambesica Oliv.	Synonym		TRO
Cassia zanzibarensis Vatke	Synonym		ILDIS
Cassia zygophylla Benth.	Unresolved		WCSP (in review)
Cassia zygophylloides Taub.	Synonym		ILDIS
Cassia zygophylloides Taubert ex Glaz.	Synonym		TRO
Cassia zygophylloides var. caribaea H.S.Irwin & Barneby	Synonym		ILDIS
Cassia zygophylloides var. colligans H.S.Irwin & Barneby	Synonym		ILDIS
Cassia zygophylloides var. deamii (Britton & Rose) H.S.Irwin & Ba	Synonym		ILDIS