The Plant List — A working list for all plant species

⚠ Version 1 of The Plant List has been superseded.

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

Results

No plant names match your search for Juncus umbricatus; we will try Juncus instead.

1906 plant name records match your search criteria Juncus. The results are below.

• Genus Juncus is in the family Juncaceae. 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
Juncus abjectus F.J.Herm.	Synonym		IOPI
Juncus abortivus Chapm.	Synonym		IOPI
Juncus achalensis Barros	Synonym		IOPI
Juncus acicularis H.Roux	Synonym		IOPI
Juncus acuminatus Michx.	Accepted		IOPI
Juncus acuminatus Salzm. ex Kunth [Invalid]	Synonym		IOPI
Juncus acuminatus Balb. [Illegitimate]	Synonym		IOPI
Juncus acuminatus var. debilis (A.Gray) Engelm.	Synonym		IOPI
Juncus acuminatus var. diffusissimus (Buckley) Engelm.	Synonym		IOPI
Juncus acuminatus var. legitimus Engelm.	Synonym		IOPI
Juncus acuminatus var. multiceps (Kunze) Barros	Synonym		IOPI
Juncus acuminatus f. obtusatus F.J.Herm.	Synonym		IOPI
Juncus acuminatus var. robustus Engelm.	Synonym		IOPI
Juncus acuminatus f. sphaerocephalus F.J.Herm.	Synonym		IOPI
Juncus acutangulus Buchenau	Synonym		IOPI
Juncus acutiflorus Ehrh. ex Hoffm.	Accepted		IOPI
Juncus acutiflorus Benth.	Synonym		TRO
Juncus acutiflorus subsp. acutiflorus	Accepted		IOPI
Juncus acutiflorus var. alpinus (Vill.) Gaudin	Synonym		IOPI
Juncus acutiflorus var. exoletus Rchb.	Synonym		IOPI
Juncus acutiflorus var. genuinus Cout. [Invalid]	Synonym		IOPI
Juncus acutiflorus var. hagenbachianus Gaudin	Synonym		IOPI
Juncus acutiflorus var. laxus Spenn.	Synonym		IOPI
Juncus acutiflorus var. microcephalus Husn.	Synonym		IOPI
Juncus acutiflorus var. minor J.Gay ex Laharpe	Synonym		IOPI
Juncus acutiflorus var. multiflorus Weihe ex Spenn.	Synonym		IOPI
Juncus acutiflorus subsp. multiflorus Asch. & Graebn.	Synonym		IOPI
Juncus acutiflorus var. pallidiflorus Schur	Synonym		IOPI
Juncus acutiflorus var. pauciflorus Spenn.	Synonym		IOPI
Juncus acutiflorus var. repens J.Gay ex Laharpe	Synonym		IOPI
Juncus acutiflorus subsp. rugosus (Steud.) Cout.	Accepted		IOPI
Juncus acutiflorus var. rugosus (Steud.) Cout.	Synonym		IOPI
Juncus acutiflorus var. tenuifolius Gaudin	Synonym		IOPI
Juncus acutiflorus var. viviparus Spenn.	Synonym		IOPI
Juncus acutissimus (Buchenau) Adamson	Synonym		IOPI
Juncus acutomaritimus E.Mey. [Illegitimate]	Synonym		IOPI
Juncus acutus L.	Accepted		IOPI
Juncus acutus subsp. acutus	Accepted		IOPI
Juncus acutus var. decompositus Guss.	Synonym		IOPI
Juncus acutus subsp. decompositus (Guss.) Arcang.	Synonym		IOPI
Juncus acutus var. effusus Buchenau	Synonym		IOPI
Juncus acutus var. gallicus (Asch. & Graebn.) Rouy	Synonym		IOPI
Juncus acutus var. heldreichianus (T.Marsson ex Parl.) Halácsy	Synonym		IOPI
Juncus acutus subsp. leopoldii (Parl.) Snogerup	Accepted		IOPI
Juncus acutus var. leopoldii (Parl.) Buchenau	Synonym		IOPI
Juncus acutus var. littoralis (C.A.Mey.) Trautv.	Synonym		IOPI
Juncus acutus subsp. littoralis (C.A.Mey.) Feinbrun	Synonym		IOPI
Juncus acutus var. longibracteatus Buchenau	Synonym		IOPI
Juncus acutus var. microcarpus (Loret & Barrandon) Husn.	Synonym		IOPI
Juncus acutus subsp. multibracteatus (Tineo) K.Richt.	Synonym		IOPI
Juncus acutus var. sphaerocarpus Engelm.	Synonym		IOPI
Juncus acutus subsp. tommasinii (Parl.) Arcang.	Synonym		IOPI
Juncus acutus var. tommasinii (Parl.) Buchenau	Synonym		IOPI
Juncus acutus subsp. tyraicus (Pacz.) I.Grint.	Synonym		IOPI
Juncus acutus subsp. variegatus (Caruel) Nyman	Synonym		IOPI
Juncus acutus f. xanthosus Jeps.	Synonym		IOPI
Juncus acutus var. xanthosus Jeps.	Synonym		TRO
Juncus adriaticus Gand.	Synonym		IOPI
Juncus adscendens Host [Illegitimate]	Synonym		IOPI
Juncus aemulans Liebm.	Accepted		IOPI
Juncus affinis Gaudin	Synonym		IOPI
Juncus affinis R.Br. [Illegitimate]	Synonym		IOPI
Juncus afghanicus Snogerup	Synonym		IOPI
Juncus agrostophyllus F.Muell. [Invalid]	Synonym		IOPI
Juncus alatus Franch. & Sav.	Accepted		IOPI
Juncus albescens Satake [Illegitimate]	Synonym		IOPI
Juncus albescens (Lange) Fernald	Synonym		IOPI
Juncus albicans Fernald	Synonym		IOPI
Juncus albidus Hoffm.	Synonym		IOPI
Juncus aletaiensis K.F.Wu	Synonym		IOPI
Juncus alexandri L.A.S.Johnson	Accepted		IOPI
Juncus allioides Franch.	Accepted		IOPI
Juncus alpestris Bubani [Illegitimate]	Synonym		IOPI
Juncus alpestris Hartm.	Synonym		IOPI
Juncus alpigenus K.Koch	Accepted		IOPI
Juncus × alpiniformis Fernald	Accepted		IOPI
Juncus alpinoarticulatus Chaix	Accepted		IOPI
Juncus alpinoarticulatus subsp. alpestris (Hartm.) Hämet-Ahti	Accepted		IOPI
Juncus alpinoarticulatus subsp. alpinoarticulatus	Accepted		IOPI
Juncus alpinoarticulatus subsp. americanus (Farw.) Hämet-Ahti	Accepted		IOPI
Juncus alpinoarticulatus subsp. arthrophyllus (Brenner) Reichg.	Synonym		IOPI
Juncus alpinoarticulatus subsp. arthrophyllus Reichgelt	Synonym		TRO
Juncus alpinoarticulatus subsp. atricapillus (Drejer ex Lange) Reichg.	Synonym		IOPI
Juncus alpinoarticulatus subsp. fischerianus (Turcz. ex V.I.Krecz.) Hämet-Ahti	Accepted		IOPI
Juncus alpinoarticulatus subsp. fuscescens (Fernald) Hämet-Ahti	Accepted		IOPI
Juncus alpinoarticulatus subsp. fuscoater (Schreb.) O.Schwarz	Synonym		IOPI
Juncus alpinoarticulatus var. marshallii (Pugsley) P.D.Sell	Synonym		IOPI
Juncus alpinoarticulatus subsp. nodulosus (Wahlenb.) Hämet-Ahti	Synonym		IOPI
Juncus alpinoarticulatus subsp. rariflorus (Hartm.) Holub	Accepted		IOPI
Juncus alpinopilosus Chaix	Synonym		IOPI
Juncus alpinus Vill. [Illegitimate]	Synonym		IOPI
Juncus alpinus f. acicularis Lindq.	Synonym		IOPI
Juncus alpinus var. alpestris (Hartm.) Almq.	Synonym		IOPI
Juncus alpinus subsp. alpestris (Hartm.) Á.Löve & D.Löve	Synonym		IOPI
Juncus alpinus var. americanus Farw.	Synonym		IOPI
Juncus alpinus f. carpathicus Racib.	Synonym		IOPI
Juncus alpinus var. carpaticus (Simonk.) Nyman	Synonym		IOPI
Juncus alpinus var. erectus Racib.	Synonym		IOPI
Juncus alpinus var. fuscescens Fernald	Synonym		IOPI
Juncus alpinus var. fuscoater (Schreb.) Rchb.	Synonym		IOPI
Juncus alpinus subsp. fuscoater (Schreb.) H. Lindb.	Synonym		TRO
Juncus alpinus f. giganteus Erdner	Synonym		IOPI
Juncus alpinus f. grandiceps Lindq.	Synonym		IOPI
Juncus alpinus var. grandiflorus Beyer	Synonym		IOPI
Juncus alpinus var. insignis Fr. ex Buchenau	Synonym		IOPI
Juncus alpinus var. macrocephalus Hyl.	Synonym		IOPI
Juncus alpinus var. marshallii (Pugsley) Lindq.	Synonym		IOPI
Juncus alpinus subsp. nodulosus (Wahlenb.) Lindm.	Synonym		IOPI
Juncus alpinus f. obtusatus (Hartm.) Lindq.	Synonym		IOPI
Juncus alpinus subsp. rariflorus (Hartm.) K.Richt.	Synonym		IOPI
Juncus alpinus var. rariflorus (Hartm.) Hartm.	Synonym		IOPI
Juncus alpinus subsp. requienii (Parl.) Nyman	Synonym		IOPI
Juncus alpinus var. requienii (Parl.) Husn.	Synonym		IOPI
Juncus alpinus subsp. turczaninowii (Buchenau) Vorosch.	Synonym		IOPI
Juncus alpinus var. uniceps (Laest. ex Wahlenb.) Hartm.	Synonym		IOPI
Juncus altus Buchenau	Synonym		IOPI
Juncus amabilis Edgar	Accepted		IOPI
Juncus ambiguus Guss.	Synonym		IOPI
Juncus ambiguus T.A.Cope & C.A.Stace [Illegitimate]	Synonym		IOPI
Juncus ambiguus var. ossoraicus (Novikov) Novikov	Synonym		IOPI
Juncus ambiguus subsp. turkestanicus (V.I.Krecz. & Gontsch.) Novikov	Synonym		IOPI
Juncus amblyocarpus Rydb.	Synonym		IOPI
Juncus amplifolius A.Camus	Accepted		IOPI
Juncus amplifolius var. pumilus A.Camus	Synonym		IOPI
Juncus amuricus (Maxim.) V.I.Krecz. & Gontsch.	Accepted		IOPI
Juncus amuricus var. wui Novikov	Synonym		IOPI
Juncus anatolicus Snogerup	Accepted		IOPI
Juncus anceps Laharpe	Accepted		IOPI
Juncus anceps var. atricapillus (Drejer ex Lange) Buchenau	Synonym		IOPI
Juncus anceps f. coarctatus Lindq.	Synonym		IOPI
Juncus anceps var. congestus Lange	Synonym		IOPI
Juncus anceps subsp. herzegovinus Sagorski	Synonym		IOPI
Juncus anceps f. herzegovinus (Sagorski) Lindq.	Synonym		IOPI
Juncus anceps f. pumilus Lindq.	Synonym		IOPI
Juncus anceps var. sparsiflorus Lange	Synonym		IOPI
Juncus andersonii Buchenau	Accepted		IOPI
Juncus andicola Hook.	Synonym		IOPI
Juncus andicola var. schulz-korthii J.F.Macbr.	Synonym		IOPI
Juncus andreanus Weath.	Synonym		IOPI
Juncus angelisii Ten.	Synonym		IOPI
Juncus angustifolius (Roth) Wulfen [Illegitimate]	Synonym		IOPI
Juncus annuus Krock.	Synonym		IOPI
Juncus anonymus Steud.	Synonym		IOPI
Juncus antarcticus Hook.f.	Accepted		IOPI
Juncus anthelatus (Wiegand) R.E.Brooks & Whittem.	Accepted		IOPI
Juncus antonianus Steud. [Invalid]	Synonym		IOPI
Juncus apiculatus Adamson	Synonym		IOPI
Juncus aquaticus (L.) All.	Synonym		IOPI
Juncus aquaticus subsp. fuscoater (Schreb.) Hagenb.	Synonym		IOPI
Juncus arabicus (Asch. & Buchenau) Adamson	Synonym		IOPI
Juncus arcticus Willd.	Accepted		IOPI
Juncus arcticus subsp. alaskanus Hultén	Accepted		IOPI
Juncus arcticus var. alaskanus (Hultén) Novikov	Synonym		IOPI
Juncus arcticus var. alaskanus (Hultén) S.L. Welsh	Synonym		TRO
Juncus arcticus var. andicola (Hook.) Balslev	Synonym		IOPI
Juncus arcticus subsp. arcticus	Accepted		IOPI
Juncus arcticus subsp. ater (Rydb.) Hultén	Synonym		IOPI
Juncus arcticus subsp. balticus (Willd.) Hyl.	Synonym		IOPI
Juncus arcticus var. balticus (Willd.) Trautv.	Synonym		TRO
Juncus arcticus var. depauperatus Trautv.	Synonym		IOPI
Juncus arcticus var. gracilis Hook.	Synonym		IOPI
Juncus arcticus subsp. grubovii (Novikov) Novikov, Kirschner & Snogerup	Accepted		IOPI
Juncus arcticus var. inundatus (Drejer) Trautv.	Synonym		IOPI
Juncus arcticus var. littoralis (Engelm.) B.Boivin	Synonym		IOPI
Juncus arcticus subsp. littoralis (Engelm.) Hultén	Synonym		IOPI
Juncus arcticus var. mexicanus (Willd. ex Schult. & Schult.f.) Balslev	Synonym		IOPI
Juncus arcticus var. montanus (Engelm.) S.L.Welsh	Synonym		IOPI
Juncus arcticus var. montanus (Engelm.) Balslev	Synonym		TRO
Juncus arcticus var. muelleri (Trautv.) Kovt.	Synonym		IOPI
Juncus arcticus subsp. pyrenaeus (Timb.-Lagr. & Jeanb.) Rivas Goday & Borja	Synonym		IOPI
Juncus arcticus var. sitchensis Engelm.	Synonym		IOPI
Juncus arcticus var. tuvinicus Polozhij	Synonym		IOPI
Juncus arcuatus Wahlenb.	Synonym		IOPI
Juncus arequipensis Balslev	Synonym		IOPI
Juncus arianus V.I.Krecz.	Synonym		IOPI
Juncus aridicola L.A.S.Johnson	Accepted		IOPI
Juncus aristatus Larrañaga	Unresolved		IOPI
Juncus aristatus Pers.	Synonym		TRO
Juncus aristiflorus Clairv.	Synonym		IOPI
Juncus aristulatus Michx.	Synonym		IOPI
Juncus aristulatus var. pinetorum Coville	Synonym		TRO
Juncus arizonicus Wiegand	Synonym		IOPI
Juncus arizonicus var. curtiflorus Wiegand	Synonym		IOPI
Juncus arthrophyllus Brenner	Synonym		TRO
Juncus articulatus L.	Accepted		IOPI
Juncus articulatus var. adscendens Beck	Synonym		IOPI
Juncus articulatus f. alpicola (Asch. & Graebn.) Sóo	Synonym		IOPI
Juncus articulatus f. alpigenus (Schur) Sóo	Synonym		IOPI
Juncus articulatus var. aquaticus L.	Synonym		IOPI
Juncus articulatus subsp. articulatus	Accepted		IOPI
Juncus articulatus var. brachycarpus (Trab.) Maire	Synonym		IOPI
Juncus articulatus var. cuspidatus (Brenner) Maire	Synonym		IOPI
Juncus articulatus var. fluitans Wahlenb.	Synonym		IOPI
Juncus articulatus var. hylandri Hämet-Ahti	Synonym		IOPI
Juncus articulatus subsp. limosus (Vorosch.) Vorosch.	Accepted		IOPI
Juncus articulatus var. lindhardii (Wiinst.) Wiinst.	Synonym		IOPI
Juncus articulatus var. littoralis Patze, E.Mey. & Elkan	Synonym		IOPI
Juncus articulatus f. macrocarpus (Döll) Sóo	Synonym		IOPI
Juncus articulatus subsp. macrocephalus (Viv.) K.Richt.	Synonym		IOPI
Juncus articulatus var. maritimus G.Mey.	Synonym		IOPI
Juncus articulatus f. natans (Glück) Sóo	Synonym		IOPI
Juncus articulatus var. nigrescens Lindem.	Synonym		IOPI
Juncus articulatus subsp. nigritellus (F.W.Schultz) K.Richt.	Synonym		IOPI
Juncus articulatus var. obtusatus Engelm.	Synonym		IOPI
Juncus articulatus var. pallescens Lindem.	Synonym		IOPI
Juncus articulatus f. pauciflorus Sóo	Synonym		IOPI
Juncus articulatus var. pelocarpus (E.Mey.) A.Gray	Synonym		IOPI
Juncus articulatus var. setiformis Patze, E.Mey. & Elkan	Synonym		IOPI
Juncus articulatus var. stolonifer (Wohll.) House	Synonym		IOPI
Juncus articulatus f. stolonifer (Wohll.) Raymond	Synonym		IOPI
Juncus articulatus var. subalpinus Borbás	Synonym		IOPI
Juncus articulatus f. submersus (Glück) Sóo	Synonym		IOPI
Juncus articulatus f. subobtusatus (Asch. & Graebn.) Sóo	Synonym		IOPI
Juncus articulatus var. sylvaticus L.	Synonym		IOPI
Juncus articulatus subsp. tatewakii (Satake) Vorosch. ex A.K.Skvortsov	Synonym		IOPI
Juncus articulatus f. viridiflorus (Asch. & Graebn.) I.Grint.	Synonym		IOPI
Juncus articulifolius Larrañaga	Unresolved		IOPI
Juncus asper Sauzé	Synonym		IOPI
Juncus asper Engelm. [Illegitimate]	Synonym		IOPI
Juncus astreptus L.A.S.Johnson	Accepted		IOPI
Juncus ater Rydb.	Synonym		IOPI
Juncus atlanticus Laharpe	Synonym		IOPI
Juncus atratus Krock.	Accepted		IOPI
Juncus atratus Lam. [Illegitimate]	Synonym		IOPI
Juncus atratus f. divaricatus (Heuffel) Sóo	Synonym		IOPI
Juncus atratus f. fuscescens Racib.	Synonym		IOPI
Juncus atratus f. hungaricus Borbás	Synonym		IOPI
Juncus atratus var. pauciflorus	Synonym		IOPI
Juncus atricapillus Drejer ex Lange	Synonym		IOPI
Juncus atrofuscus Rupr.	Synonym		IOPI
Juncus atropurpureus Adamson	Synonym		IOPI
Juncus attenuatus Viv.	Synonym		IOPI
Juncus aureus Pourr.	Synonym		IOPI
Juncus auritus K.F.Wu	Synonym		IOPI
Juncus austerus Buchenau	Synonym		IOPI
Juncus australis Hook.f.	Accepted		IOPI
Juncus bachitii Hochst. ex Steud.	Synonym		IOPI
Juncus badius Suksd.	Synonym		IOPI
Juncus balansae Trab. [Invalid]	Synonym		IOPI
Juncus balticus Willd.	Accepted		IOPI
Juncus balticus var. alaskanus (Hultén) A.E. Porsild	Synonym		TRO
Juncus balticus subsp. andicola (Hook.) Snogerup	Accepted		IOPI
Juncus balticus subsp. ater (Rydb.) Snogerup	Accepted		IOPI
Juncus balticus subsp. balticus	Accepted		IOPI
Juncus balticus subsp. cantabricus (T.E.Díaz, Fern.-Carv. & Fern.Prieto) Snogerup	Accepted		IOPI
Juncus balticus var. columnaris Buchenau	Synonym		IOPI
Juncus balticus var. condensatus Suksd.	Synonym		IOPI
Juncus balticus f. contractus Neuman	Synonym		IOPI
Juncus balticus var. crassiculmis Buchenau	Synonym		IOPI
Juncus balticus f. dissitiflorus Engelm. ex Fernald & Wiegand	Synonym		IOPI
Juncus balticus var. durangensis Buchenau	Synonym		IOPI
Juncus balticus var. eremicus Jeps.	Synonym		IOPI
Juncus balticus var. europaeus Engelm. [Invalid]	Synonym		IOPI
Juncus balticus f. flavidior Lepage	Synonym		IOPI
Juncus balticus var. haenkei (E.Mey.) Buchenau	Synonym		IOPI
Juncus balticus var. inundatus (Drejer) Fr.	Synonym		IOPI
Juncus balticus subsp. inundatus (Drejer) Nyman	Synonym		IOPI
Juncus balticus subsp. inundatus Á. Löve & D. Löve	Synonym		TRO
Juncus balticus var. japonicus Buchenau	Synonym		IOPI
Juncus balticus f. laxior Neuman	Synonym		IOPI
Juncus balticus var. laxus Hook.	Synonym		IOPI
Juncus balticus subsp. littoralis (Engelm.) Snogerup	Accepted		IOPI
Juncus balticus var. littoralis Engelm.	Synonym		IOPI
Juncus balticus f. littoralis	Synonym		TRO
Juncus balticus var. melanogenus Fernald & Wiegand	Synonym		IOPI
Juncus balticus subsp. mexicanus (Willd. ex Schult. & Schult.f.) Snogerup	Accepted		IOPI
Juncus balticus var. mexicanus (Willd. ex Schult. & Schult.f.) Kuntze	Synonym		IOPI
Juncus balticus f. mexicanus (Willd. ex Schult. & Schult. f.) Parish	Synonym		TRO
Juncus balticus var. montanus Engelm.	Synonym		IOPI
Juncus balticus f. opulentus Lepage	Synonym		IOPI
Juncus balticus subsp. pacificus Engelm.	Synonym		IOPI
Juncus balticus var. pictus (F.Phil.) Grisebach	Synonym		IOPI
Juncus balticus f. pusillus (Fr.) Neuman	Synonym		IOPI
Juncus balticus subsp. pyrenaeus (Timb.-Lagr. & Jeanb.) P.Fourn.	Accepted		IOPI
Juncus balticus subsp. sitchensis (Engelm.) Hultén	Synonym		IOPI
Juncus balticus var. stenocarpus Fernald & Buchenau	Synonym		IOPI
Juncus balticus var. tenuis H.Linb.	Synonym		IOPI
Juncus balticus var. vallicola Rydb.	Synonym		IOPI
Juncus balticus subsp. vallicola (Rydb.) Lint	Synonym		TRO
Juncus bassianus L.A.S.Johnson	Accepted		IOPI
Juncus benghalensis Kunth	Accepted		IOPI
Juncus benghalensis var. kyongnoslae Chhetri, Hynn. & A.A.Ansari	Synonym		IOPI
Juncus beringensis Buchenau	Accepted		IOPI
Juncus bhutanensis Satake	Synonym		IOPI
Juncus bicephalus Viv.	Synonym		IOPI
Juncus bicornis Michx.	Synonym		IOPI
Juncus bicornis var. williamsii (Fernald) Vict.	Synonym		IOPI
Juncus biflorus Elliott	Accepted		IOPI
Juncus biflorus Phil. ex Buchenau	Synonym		TRO
Juncus biflorus f. adinus Fernald & Griscom	Synonym		IOPI
Juncus bifolius Hoppe [Illegitimate]	Synonym		IOPI
Juncus biglumis L.	Accepted		IOPI
Juncus biglumis var. ajonskensis Novikov	Synonym		IOPI
Juncus biglumoides H.Hara	Accepted		IOPI
Juncus bilineatus Gand.	Synonym		IOPI
Juncus biluoshanensis K.F.Wu	Synonym		IOPI
Juncus bogotensis Kunth	Synonym		IOPI
Juncus bogotensis var. compactus (Hoppe ex Mert. & W.D.J.Koch) Farw.	Synonym		IOPI
Juncus bogotensis var. solutus (Fernald & Wiegand) Farw.	Synonym		TRO
Juncus bolanderi Engelm.	Accepted		IOPI
Juncus bolanderi var. riparius Jeps.	Synonym		IOPI
Juncus bombonzanensis Satake	Synonym		IOPI
Juncus bottnicus Wahlenb.	Synonym		IOPI
Juncus brachyanthus (Trab.) T.Durand & B.D.Jacks. [Invalid]	Synonym		IOPI
Juncus brachycarpus Engelm.	Accepted		IOPI
Juncus brachycephalus (Engelm.) Buchenau	Accepted		IOPI
Juncus brachycephalus f. hexandrus R.F.Martin	Synonym		IOPI
Juncus brachyphyllus Wiegand	Accepted		IOPI
Juncus brachyspathus Maxim.	Accepted		IOPI
Juncus brachyspathus var. curvatus (Buchenau) Satake	Synonym		IOPI
Juncus brachyspathus var. magadanicus Novikov	Synonym		IOPI
Juncus brachystigma Sam.	Accepted		IOPI
Juncus brachystylus (Engelm.) Piper	Synonym		IOPI
Juncus brachystylus var. uniflorus (Engelm.) M.Peck	Synonym		IOPI
Juncus brachytepalus Trautv. ex V.I.Krecz. & Gontsch.	Synonym		IOPI
Juncus bracteatus Buchenau	Synonym		IOPI
Juncus bracteosus Kit. ex Kanitz	Synonym		IOPI
Juncus brasiliensis Breistr.	Accepted		IOPI
Juncus brevibracteus L.A.S.Johnson	Accepted		IOPI
Juncus brevicaudatus (Engelm.) Fernald	Accepted		IOPI
Juncus breviculmis Balslev	Accepted		IOPI
Juncus brevifolius Kirk [Illegitimate]	Synonym		IOPI
Juncus brevifolius Liebm. [Illegitimate]	Synonym		IOPI
Juncus brevifolius Link ex Rostk. [Illegitimate]	Synonym		IOPI
Juncus brevifolius var. mexicanus Buchenau	Synonym		IOPI
Juncus brevifolius var. quitensis Buchenau	Synonym		IOPI
Juncus brevirostris Nees [Illegitimate]	Synonym		IOPI
Juncus brevistilus Buchenau	Synonym		IOPI
Juncus breweri Engelm.	Accepted		IOPI
Juncus broteroi Steud.	Synonym		IOPI
Juncus brownii F.Muell. [Illegitimate]	Synonym		IOPI
Juncus × brueggeri Domin	Accepted		IOPI
Juncus brunnescens Rydb.	Synonym		IOPI
Juncus brunneus Buchenau	Synonym		IOPI
Juncus bryoides F.J.Herm.	Accepted		IOPI
Juncus bryophilus W.W.Sm.	Accepted		IOPI
Juncus buchenaui Sved.	Synonym		IOPI
Juncus × buchenaui Dörfl. [Illegitimate]	Synonym		IOPI
Juncus buckleyi Engelm. [Illegitimate]	Synonym		IOPI
Juncus bufonius L.	Accepted		IOPI
Juncus bufonius var. alpinus Schur	Synonym		IOPI
Juncus bufonius f. alpinus (Schur) I.Grint.	Synonym		IOPI
Juncus bufonius subsp. ambiguus (Guss.) Schinz & Thell.	Synonym		IOPI
Juncus bufonius var. ambiguus (Guss.) Husn.	Synonym		IOPI
Juncus bufonius var. amuricus Maxim.	Synonym		IOPI
Juncus bufonius f. bracteatus Pamp.	Synonym		IOPI
Juncus bufonius var. capillaris Rchb.	Synonym		IOPI
Juncus bufonius var. compactus Celak.	Synonym		IOPI
Juncus bufonius var. condensatus Cout.	Synonym		IOPI
Juncus bufonius var. congdonii (S. Watson) J.T. Howell	Synonym		TRO
Juncus bufonius var. congestus Wahlenb.	Synonym		IOPI
Juncus bufonius f. divaricatus Racib.	Synonym		IOPI
Juncus bufonius var. dolichophyllus Zapal.	Synonym		IOPI
Juncus bufonius var. fasciculatus W.D.J.Koch	Synonym		IOPI
Juncus bufonius var. fasciculiflorus Boiss.	Synonym		IOPI
Juncus bufonius f. filiformis Klinge	Synonym		IOPI
Juncus bufonius var. filiformis Lojac.	Synonym		IOPI
Juncus bufonius subsp. foliosus (Desf.) Arcang.	Synonym		IOPI
Juncus bufonius f. giganteus (Asch. & Graebn.) Nyár.	Synonym		IOPI
Juncus bufonius var. gracilis St.-Amans	Synonym		IOPI
Juncus bufonius var. gramineus Lojac.	Synonym		IOPI
Juncus bufonius var. grandiflorus Schult. & Schult.f.	Synonym		IOPI
Juncus bufonius var. halophilus Buchenau & Fernald	Synonym		IOPI
Juncus bufonius var. hybridus (Brot.) Husn.	Synonym		IOPI
Juncus bufonius subsp. hybridus (Brot.) Arcang.	Synonym		IOPI
Juncus bufonius subsp. hybridus (Brot.) Mateo & Figuerola	Synonym		TRO
Juncus bufonius var. hybridus Farw.	Synonym		TRO
Juncus bufonius subsp. insulanus (Viv.) Briq. ex Jahand. & Maire	Synonym		IOPI
Juncus bufonius var. jadarensis Bryhn	Synonym		IOPI
Juncus bufonius subsp. juzepczukii (V.I.Krecz. & Gontsch.) Sóo	Synonym		IOPI
Juncus bufonius var. juzepczukii (V.I.Krecz. & Gontsch.) Vorosch.	Synonym		IOPI
Juncus bufonius subsp. juzepczukii Soó	Synonym		TRO
Juncus bufonius var. kochii Buchenau	Synonym		IOPI
Juncus bufonius var. laxus Celak.	Synonym		IOPI
Juncus bufonius var. major Boiss.	Synonym		IOPI
Juncus bufonius f. minutulus Albert & Jahand.	Synonym		IOPI
Juncus bufonius subsp. mogadorensis H.Lindb.	Synonym		IOPI
Juncus bufonius var. mogadorensis (H.Lindb.) Maire & Weiller	Synonym		IOPI
Juncus bufonius f. mutabilis Neuman	Synonym		IOPI
Juncus bufonius subsp. mutabilis (Neuman) H.Lindb.	Synonym		IOPI
Juncus bufonius subsp. nastanthus (V.I.Krecz. & Gontsch.) Sóo	Synonym		IOPI
Juncus bufonius subsp. nastanthus Soó	Synonym		TRO
Juncus bufonius var. occidentalis F.J.Herm.	Synonym		IOPI
Juncus bufonius var. parvulus Hartm.	Synonym		IOPI
Juncus bufonius var. procerior Roth	Synonym		IOPI
Juncus bufonius var. pumilio Griseb.	Synonym		IOPI
Juncus bufonius subsp. ranarius (Songeon & E.P.Perrier) Hiitonen	Synonym		IOPI
Juncus bufonius var. ranarius (Songeon & E.P.Perrier) Farw.	Synonym		IOPI
Juncus bufonius var. rechingeri (Snogerup) Jafri	Synonym		IOPI
Juncus bufonius var. rhiphaenus (Pau & Font-Quer) Maire & Weiller	Synonym		IOPI
Juncus bufonius f. scoparius (Asch. & Graebn.) Nyár.	Synonym		IOPI
Juncus bufonius var. sorrentinii (Parl.) Husn.	Synonym		IOPI
Juncus bufonius var. subauriculatus Buchenau	Synonym		IOPI
Juncus bufonius var. suffocatus Lojac.	Synonym		IOPI
Juncus bufonius var. susianus Nábelek	Synonym		IOPI
Juncus bufonius var. tuberiferus Krylov	Synonym		IOPI
Juncus bufonius subsp. turkestanicus (V.I.Krecz. & Gontsch.) Sóo	Synonym		IOPI
Juncus bufonius subsp. turkestanicus Soó	Synonym		TRO
Juncus bufonius var. typicus Husn.	Synonym		IOPI
Juncus bufonum Bubani [Illegitimate]	Synonym		IOPI
Juncus bulbosus L.	Accepted		IOPI
Juncus bulbosus var. acutiflorus Regel	Synonym		IOPI
Juncus bulbosus var. alpinus Schur	Synonym		IOPI
Juncus bulbosus var. atrofuscus (Rupr.) Regel	Synonym		IOPI
Juncus bulbosus var. compressus (Jacq.) Regel	Synonym		IOPI
Juncus bulbosus f. fluitans (Lam.) F.Navarro, J.Sánchez & C.J.Valle	Synonym		IOPI
Juncus bulbosus var. fluitans (Lam.) Beck	Synonym		IOPI
Juncus bulbosus f. geniculatus (Asch. & Graebn.) Sóo	Synonym		IOPI
Juncus bulbosus var. gerardii (Loisel.) A.Gray	Synonym		IOPI
Juncus bulbosus subsp. kochii (F.W.Schultz) Reichg.	Synonym		IOPI
Juncus bulbosus var. lychnocarpus Wallr.	Synonym		IOPI
Juncus bulbosus var. maroccanus Font Quer	Synonym		IOPI
Juncus bulbosus f. maroccanus (Font Quer) Maire	Synonym		IOPI
Juncus bulbosus f. nanus (Peterm.) Sóo	Synonym		IOPI
Juncus bulbosus var. nigricans Regel & Herder	Synonym		IOPI
Juncus bulbosus var. phaeocarpus Wallr.	Synonym		IOPI
Juncus bulbosus f. pygmaeus (T.Marsson) Fern.-Carv. & F.Navarro	Synonym		IOPI
Juncus bulbosus var. salinus Schur	Synonym		IOPI
Juncus bulbosus var. salsuginosus (Turcz. ex C.A.Mey.) Regel	Synonym		IOPI
Juncus bulbosus var. soranthus (Schrenk) Regel	Synonym		IOPI
Juncus bulbosus f. submersus (Glück) Sóo	Synonym		IOPI
Juncus bulbosus var. uliginosus (Roth) Beck	Synonym		IOPI
Juncus bulbosus f. uliginosus (Roth) Fern.-Carv.	Synonym		IOPI
Juncus bulbosus f. welwitschii (Hochst. ex Steud.) Sóo	Synonym		IOPI
Juncus burkartii Barros	Accepted		IOPI
Juncus caesariensis Coville	Accepted		IOPI
Juncus caespiticius E.Mey.	Accepted		IOPI
Juncus caespiticius var. bracteatus Buchenau	Synonym		IOPI
Juncus caffer Bertol.	Synonym		IOPI
Juncus campestris L.	Synonym		IOPI
Juncus campestris var. lapponicus Retz.	Synonym		IOPI
Juncus campestris var. multiflorus Ehrh.	Synonym		IOPI
Juncus campestris var. nivalis (Laest.) Sommerf.	Synonym		IOPI
Juncus campestris var. strictus Retz.	Synonym		IOPI
Juncus campestris var. tenuis Retz.	Synonym		IOPI
Juncus camptotropus V.I.Krecz.	Synonym		IOPI
Juncus canadensis J.Gay ex Laharpe	Accepted		IOPI
Juncus canadensis f. apertus Fernald	Synonym		IOPI
Juncus canadensis var. brachycephalus Engelm.	Synonym		IOPI
Juncus canadensis var. brevicaudatus Engelm.	Synonym		IOPI
Juncus canadensis var. coarctatus Engelm. [Illegitimate]	Synonym		IOPI
Juncus canadensis f. conglobatus Fernald	Synonym		IOPI
Juncus canadensis var. euroauster Fernald	Synonym		IOPI
Juncus canadensis var. kuntzei Buchenau	Synonym		IOPI
Juncus canadensis var. longicaudatus Engelm.	Synonym		IOPI
Juncus canadensis var. paradoxus Farw.	Synonym		IOPI
Juncus canadensis var. sparsiflorus Fernald	Synonym		IOPI
Juncus canadensis var. subcaudatus Engelm.	Synonym		IOPI
Juncus canaliculatus Liebm.	Synonym		IOPI
Juncus canaliculatus Engelm. [Illegitimate]	Synonym		IOPI
Juncus canariensis Willd. ex E.Mey.	Synonym		IOPI
Juncus cantabricus T.E.Díaz, Fern.-Carv. & Fern.Prieto	Synonym		IOPI
Juncus capensis Thunb.	Accepted		IOPI
Juncus capensis var. angustifolius E.Mey.	Synonym		IOPI
Juncus capensis subsp. angustifolius (E.Mey.) Buchenau	Synonym		IOPI
Juncus capensis subsp. delicatulus (Steud.) Buchenau	Synonym		IOPI
Juncus capensis var. delicatulus (Steud.) Adamson	Synonym		IOPI
Juncus capensis f. depauperatus Buchenau	Synonym		IOPI
Juncus capensis var. flaccidus (Steud.) Buchenau	Synonym		IOPI
Juncus capensis f. frondescens Buchenau	Synonym		IOPI
Juncus capensis subsp. geniculatus Buchenau	Synonym		IOPI
Juncus capensis var. gracilior Buchenau	Synonym		IOPI
Juncus capensis var. latifolius E.Mey.	Synonym		IOPI
Juncus capensis subsp. longifolius Buchenau	Synonym		IOPI
Juncus capensis var. macranthus Adamson	Synonym		IOPI
Juncus capensis var. minimus Laharpe	Synonym		IOPI
Juncus capensis subsp. parviflorus Buchenau	Synonym		IOPI
Juncus capensis var. sphagnetorum Buchenau	Synonym		IOPI
Juncus capensis var. strictissimus Buchenau	Synonym		IOPI
Juncus capensis x lomatophyllus	Unresolved		TRO
Juncus capillaceus Lam.	Accepted		IOPI
Juncus capillaceus Hook.f. [Illegitimate]	Synonym		IOPI
Juncus capillaceus var. chilensis Buchenau	Synonym		IOPI
Juncus capillaceus var. montevidensis Buchenau	Synonym		IOPI
Juncus capillaris F.J.Herm.	Accepted		IOPI
Juncus capitatus Weigel	Accepted		IOPI
Juncus capitatus var. congestus Ten.	Synonym		IOPI
Juncus capitatus f. physcomitrioides (Baen.) Neuman	Synonym		IOPI
Juncus capitatus var. physcomitrioides Baen.	Synonym		IOPI
Juncus capitatus subsp. setaceus K.Richt.	Synonym		IOPI
Juncus capitatus var. setaceus Nyman	Synonym		IOPI
Juncus capitatus var. triandrus Asch.	Synonym		IOPI
Juncus capitatus f. umbelliformis Merino	Synonym		IOPI
Juncus caricinus Durieu	Synonym		IOPI
Juncus carpaticus Simonk.	Synonym		IOPI
Juncus carpaticus f. minor Zapal.	Synonym		IOPI
Juncus castaneus Sm.	Accepted		IOPI
Juncus castaneus Clairv. [Illegitimate]	Synonym		IOPI
Juncus castaneus subsp. castaneus	Accepted		IOPI
Juncus castaneus var. czetzii (Schur) Nyman	Synonym		IOPI
Juncus castaneus var. koreanus Ohwi	Synonym		IOPI
Juncus castaneus subsp. leucochlamys (V.J.Zinger ex V.I.Krecz.) Hultén	Accepted		IOPI
Juncus castaneus var. pallidus Buchenau	Synonym		IOPI
Juncus castaneus f. pallidus (Buchenau) B.Boivin	Synonym		IOPI
Juncus castaneus var. pallidus B. Boivin	Synonym		TRO
Juncus castaneus subsp. triceps (Rostk.) Novikov	Accepted		IOPI
Juncus castelli Tineo	Synonym		IOPI
Juncus caudatus Chapm.	Synonym		IOPI
Juncus cephalostigma Sam.	Accepted		IOPI
Juncus cephalostigma var. dingjieensis K.F.Wu	Synonym		IOPI
Juncus cephalotes Thunb.	Accepted		IOPI
Juncus cephalotes var. minimus Hochst.	Synonym		IOPI
Juncus cephalotes var. ustulatus Buchenau	Synonym		IOPI
Juncus cephalotes var. varius Buchenau	Synonym		IOPI
Juncus cespifolius Raf.	Synonym		IOPI
Juncus chamissonis Kunth	Synonym		IOPI
Juncus chamissonis f. pusillus Buchenau	Synonym		IOPI
Juncus chiapasensis Balslev	Accepted		IOPI
Juncus chilensis Gay	Synonym		IOPI
Juncus chlorocephalus Engelm.	Accepted		IOPI
Juncus chloroticus Schult. & Schult.f.	Synonym		IOPI
Juncus chrysocarpus Buchenau	Accepted		IOPI
Juncus clarkei Buchenau	Accepted		IOPI
Juncus clarkei var. marginatus A.Camus	Synonym		IOPI
Juncus clausonis Trab.	Synonym		IOPI
Juncus coarctatus Willd. ex Spreng. [Invalid]	Synonym		IOPI
Juncus coarctatus (Engelm.) Buchenau [Illegitimate]	Synonym		IOPI
Juncus coarctus Willd. ex Spreng.	Synonym		TRO
Juncus coenosus Bicheno	Synonym		IOPI
Juncus cognatus Kunth	Synonym		IOPI
Juncus collinus Steud.	Synonym		IOPI
Juncus columbianus Coville	Synonym		IOPI
Juncus commixtus Steud.	Synonym		IOPI
Juncus communis E.Mey. [Illegitimate]	Synonym		IOPI
Juncus communis var. conglomeratus (L.) E.Mey.	Synonym		IOPI
Juncus communis var. effusus (L.) Meyer	Synonym		TRO
Juncus communis var. parviflorus Rouy	Synonym		IOPI
Juncus commutatus Steud.	Synonym		IOPI
Juncus complanatus Schult. & Schult.f.	Synonym		IOPI
Juncus compressus Jacq.	Accepted		IOPI
Juncus compressus Kunth [Illegitimate]	Synonym		IOPI
Juncus compressus f. alpinus (Schur) Sóo	Synonym		IOPI
Juncus compressus var. coarctatus E.Mey. ex Buchenau	Synonym		IOPI
Juncus compressus var. dianthelus K.Koch	Synonym		IOPI
Juncus compressus subsp. elatior (Lange) Nyman	Synonym		IOPI
Juncus compressus var. ellipsoideus Neilr.	Synonym		IOPI
Juncus compressus var. euxinus Velen.	Synonym		IOPI
Juncus compressus f. euxinus (Velen.) Hayek	Synonym		IOPI
Juncus compressus subsp. gerardii (Loisel.) Hartm.	Synonym		IOPI
Juncus compressus var. gracillimus Buchenau	Synonym		IOPI
Juncus compressus var. haenkei (E.Mey.) Laharpe	Synonym		IOPI
Juncus compressus subsp. jaxarticus (V.I.Krecz. & Gontsch.) Jafri	Synonym		IOPI
Juncus compressus f. laxus (Asch. & Graebn.) Borza	Synonym		IOPI
Juncus compressus f. longirepens Zapal.	Synonym		IOPI
Juncus compressus var. nudiculmis F.W.Schultz	Synonym		IOPI
Juncus compressus var. pseudogerardii Jafri	Synonym		IOPI
Juncus compressus var. subcompressus (Zakirov & Novopokr.) Novikov	Synonym		IOPI
Juncus compressus var. subtriflorus E.Mey.	Synonym		IOPI
Juncus compressus f. tenuifolius Zapal.	Synonym		IOPI
Juncus conceptionis Steud.	Synonym		IOPI
Juncus concinnus D.Don	Accepted		IOPI
Juncus concinnus var. gracilicaulis (A. Camus) R.C. Srivast.	Synonym		TRO
Juncus concinnus var. turbidus Buchenau	Synonym		IOPI
Juncus concolor Sam.	Accepted		IOPI
Juncus confervaceus St.-Lag.	Synonym		IOPI
Juncus confusus Coville	Accepted		IOPI
Juncus congdonii S.Watson	Synonym		IOPI
Juncus congestus Thuill.	Synonym		IOPI
Juncus congestus S. Watson	Synonym		TRO
Juncus conglomeratus L.	Accepted		IOPI
Juncus conglomeratus var. effusus (L.) Kostel.	Synonym		IOPI
Juncus conglomeratus var. laxus (Beck) I.Grint.	Synonym		IOPI
Juncus conglomeratus subsp. subuliflorus (Drejer) Nyman	Synonym		IOPI
Juncus conglomeratus var. umbrosus (Asch. & Graebn.) I.Grint.	Synonym		IOPI
Juncus conradii Tuck.	Synonym		IOPI
Juncus consanguineus Ziz	Synonym		IOPI
Juncus continuus L.A.S.Johnson	Accepted		IOPI
Juncus convolutus Raf.	Unresolved		IOPI
Juncus cooperi Engelm.	Accepted		IOPI
Juncus cordobensis Barros	Accepted		IOPI
Juncus coriaceus Mack.	Accepted		IOPI
Juncus corralensis Phil.	Synonym		IOPI
Juncus × correctus Steud.	Accepted		IOPI
Juncus covillei Piper	Accepted		IOPI
Juncus covillei var. obtusatus C.L.Hitchc.	Accepted		IOPI
Juncus crassiculmis (Buchenau) Herter	Synonym		IOPI
Juncus crassifolius Buchenau	Synonym		IOPI
Juncus crassifolius var. fascinatus (M.C.Johnst.) Waterf.	Synonym		IOPI
Juncus crassistylus A.Camus	Accepted		IOPI
Juncus creticus Raf.	Synonym		IOPI
Juncus cupreus H.Lév. & Vaniot	Synonym		IOPI
Juncus curtisiae L.A.S.Johnson	Accepted		IOPI
Juncus curvatus Buchenau	Accepted		IOPI
Juncus cylindricus M.A.Curtis	Synonym		IOPI
Juncus cymosus Lam.	Synonym		IOPI
Juncus cyperinus Willd. ex Spreng.	Synonym		TRO
Juncus cyperoides Laharpe	Accepted		IOPI
Juncus cyprius H.Linb.	Synonym		IOPI
Juncus czetzii Schur	Synonym		IOPI
Juncus deangelisii Bertol. [Invalid]	Synonym		IOPI
Juncus debilis A.Gray	Accepted		IOPI
Juncus decipiens (Buchenau) Nakai	Accepted		IOPI
Juncus decipiens subsp. decipiens	Accepted		IOPI
Juncus decipiens var. glomeratus (Makino) Satake	Synonym		IOPI
Juncus decipiens var. gracilis Nakai	Synonym		IOPI
Juncus decipiens var. robustior Satake	Synonym		IOPI
Juncus decipiens f. spiralis (Makino) Satake	Synonym		IOPI
Juncus decipiens subsp. sundaicus (Ridl.) L.A.S.Johnson & K.L.Wilson	Accepted		IOPI
Juncus decipiens f. utilis (Makino) Satake	Synonym		IOPI
Juncus × degenianus Boros	Accepted		IOPI
Juncus delicatulus Steud.	Synonym		IOPI
Juncus demissus Steud.	Synonym		IOPI
Juncus densiflorus Kunth	Accepted		IOPI
Juncus densiflorus var. cyperinus Buchenau	Synonym		IOPI
Juncus densiflorus var. pohlii (Steud.) Buchenau	Synonym		IOPI
Juncus deosaicus Noltie	Accepted		IOPI
Juncus depauperatus Ten.	Synonym		IOPI
Juncus depauperatus Phil. [Illegitimate]	Synonym		IOPI
Juncus deserticola F.Phil.	Synonym		IOPI
Juncus diaphanus Buchenau	Synonym		IOPI
Juncus diaphragmarius Brot.	Synonym		IOPI
Juncus diastrophanthus Buchenau	Accepted		IOPI
Juncus dichotomus Elliott	Accepted		IOPI
Juncus dichotomus Willd. ex E. Mey.	Synonym		TRO
Juncus dichotomus var. platyphyllus Wiegand	Synonym		IOPI
Juncus diemii Barros	Accepted		IOPI
Juncus diffusissimus Buckley	Accepted		IOPI
Juncus × diffusus Hoppe	Accepted		IOPI
Juncus diganthus Phil.	Unresolved		TRO
Juncus digeneus Borbás	Synonym		IOPI
Juncus digitatus C.W.Witham & Zika	Unresolved		WCSP (in review)
Juncus dinteri Poelln.	Synonym		IOPI
Juncus dioicus Steud.	Synonym		IOPI
Juncus distegus Edgar	Accepted		IOPI
Juncus divaricatus Gilib. [Invalid]	Synonym		IOPI
Juncus divaricatus Wolff	Synonym		IOPI
Juncus divergens Koch [Illegitimate]	Synonym		IOPI
Juncus dolichanthus L.A.S.Johnson	Accepted		IOPI
Juncus dombeyanus J.Gay ex Laharpe	Synonym		IOPI
Juncus dombeyanus var. achalensis (Barros) Novara	Synonym		IOPI
Juncus dombeyanus var. elatus Buchenau	Synonym		IOPI
Juncus dombeyanus var. pycnanthus Buchenau	Synonym		IOPI
Juncus dombeyanus var. typicus Buchenau	Synonym		TRO
Juncus dongchuanensis K.F.Wu	Accepted		IOPI
Juncus × donyanae Fern.-Carv.	Accepted		IOPI
Juncus dregeanus Kunth	Accepted		IOPI
Juncus dregeanus subsp. bachitii (Hochst. ex Steud.) Hedberg	Accepted		IOPI
Juncus dregeanus var. conglomeratus Buchenau	Synonym		IOPI
Juncus dregeanus subsp. dregeanus	Accepted		IOPI
Juncus dregeanus var. longistylus Adamson	Synonym		IOPI
Juncus dregeanus var. sphaerocephalus Adamson	Synonym		IOPI
Juncus dregeanus var. submonocephalus (Steud.) Buchenau	Synonym		IOPI
Juncus drummondii E.Mey.	Accepted		IOPI
Juncus drummondii f. davisonii H.St.John	Synonym		IOPI
Juncus drummondii var. humilis Engelm.	Synonym		IOPI
Juncus drummondii var. longifructus H.St.John	Synonym		IOPI
Juncus drummondii var. parryi (Engelm.) M.E.Jones	Synonym		IOPI
Juncus drummondii var. subtriflorus (E.Mey.) C.L.Hitchc.	Synonym		IOPI
Juncus dubius Engelm.	Accepted		IOPI
Juncus dubius f. rugulosus (Engelm.) Hoover	Synonym		IOPI
Juncus dudleyi Wiegand	Accepted		IOPI
Juncus dulongjiongensis Novikov	Accepted		IOPI
Juncus duranii Ewan	Synonym		IOPI
Juncus durus L.A.S.Johnson & K.L.Wilson	Accepted		IOPI
Juncus duthiei (C.B.Clarke) Noltie	Accepted		IOPI
Juncus duvalii Loret	Synonym		IOPI
Juncus ebracteatus E.Mey.	Accepted		IOPI
Juncus echinatus Muhl. [Illegitimate]	Synonym		IOPI
Juncus echinatus Elliott [Illegitimate]	Synonym		IOPI
Juncus echinocephalus Balslev	Accepted		IOPI
Juncus echinuloides Brot.	Synonym		IOPI
Juncus ecuadoriensis Balslev	Accepted		IOPI
Juncus edgariae L.A.S.Johnson & K.L.Wilson	Accepted		IOPI
Juncus effusus L.	Accepted		IOPI
Juncus effusus var. aemulans (Liebm.) Buchenau	Synonym		IOPI
Juncus effusus var. bruneus Engelm.	Synonym		IOPI
Juncus effusus var. caeruleomontanus H.St.John	Synonym		IOPI
Juncus effusus var. canariensis (Willd. ex E.Mey.) Buchenau	Synonym		IOPI
Juncus effusus var. compactus (Hoppe ex Mert. & W.D.J.Koch) Lej. & Courtois	Synonym		IOPI
Juncus effusus var. conglomeratus (L.) Bosch	Synonym		IOPI
Juncus effusus f. conglomeratus (L.) Reichg.	Synonym		IOPI
Juncus effusus subsp. conglomeratus (L.) Husn.	Synonym		IOPI
Juncus effusus var. conglomeratus (L.) Engelm.	Synonym		TRO
Juncus effusus f. conglomeratus (L.) Reichgelt	Synonym		TRO
Juncus effusus var. costulatus Fernald	Synonym		IOPI
Juncus effusus var. dasyanthelus K.Koch	Synonym		IOPI
Juncus effusus subsp. decipiens (Buchenau) Weim.	Synonym		IOPI
Juncus effusus var. decipiens Buchenau	Synonym		IOPI
Juncus effusus subsp. effusus	Accepted		IOPI
Juncus effusus var. elatus (Asch. & Graebn.) I.Grint.	Synonym		IOPI
Juncus effusus var. exiguus Fernald & Wiegand	Synonym		IOPI
Juncus effusus subsp. fistulosus (Guss.) K.Richt.	Synonym		IOPI
Juncus effusus var. fistulosus (Guss.) Buchenau	Synonym		IOPI
Juncus effusus f. glomeratus Makino	Synonym		IOPI
Juncus effusus var. gracilis Hook.	Synonym		IOPI
Juncus effusus f. gracilis Buchenau ex Matsum. [Illegitimate]	Synonym		IOPI
Juncus effusus subsp. hesperius Piper	Synonym		IOPI
Juncus effusus subsp. laxus (Robyns & Tournay) Snogerup	Accepted		IOPI
Juncus effusus var. longibracteatus A.Fern. & R.Fern.	Synonym		IOPI
Juncus effusus var. macranthelus K.Koch	Synonym		IOPI
Juncus effusus subsp. pacificus (Fernald & Wiegand) Piper & Beattie	Accepted		IOPI
Juncus effusus var. pacificus Fernald & Wiegand	Synonym		IOPI
Juncus effusus var. pauciflorus Lej. & Courtois	Synonym		IOPI
Juncus effusus var. prolifer Sond.	Synonym		IOPI
Juncus effusus f. prolifer (Sond.) Hegi	Synonym		IOPI
Juncus effusus var. pylaei (Laharpe) Fernald & Wiegand	Synonym		IOPI
Juncus effusus subsp. solutus (Fernald & Wiegand) Hämet-Ahti	Accepted		IOPI
Juncus effusus var. solutus Fernald & Wiegand	Synonym		IOPI
Juncus effusus f. spiralis Makino	Synonym		IOPI
Juncus effusus var. subglomeratus DC.	Synonym		IOPI
Juncus effusus var. subglomeratus Lam. & DC.	Synonym		TRO
Juncus effusus f. utilis Makino	Synonym		IOPI
Juncus effusus f. zebrinus (André) Hegi	Synonym		IOPI
Juncus elatior Lange	Synonym		IOPI
Juncus elatus Steud.	Synonym		IOPI
Juncus elbrusicus Galushko	Accepted		IOPI
Juncus elegans Royle ex Sam.	Synonym		IOPI
Juncus elegans Royle ex D. Don	Synonym		TRO
Juncus elliottii Chapm.	Accepted		IOPI
Juncus elliottii var. polyanthemus C.Mohr	Synonym		IOPI
Juncus ellmanii C.E.Hubb., Sandwith & Turrill	Synonym		IOPI
Juncus emmanuelis A.Fern. & J.G.García	Accepted		IOPI
Juncus emmanuelis var. inflatifolius A.Fern. & J.G.García	Synonym		IOPI
Juncus engelmannii Buchenau [Illegitimate]	Synonym		IOPI
Juncus engleri Buchenau	Accepted		IOPI
Juncus ensifolius Wikstr.	Accepted		IOPI
Juncus ensifolius var. brunnescens (Rydb.) Cronquist	Synonym		TRO
Juncus ensifolius var. major Hook.	Synonym		IOPI
Juncus ensifolius var. minor E.Mey.	Synonym		IOPI
Juncus ensifolius var. montanus (Engelm.) C.L.Hitchc.	Synonym		IOPI
Juncus ensiformis Wikstr.	Unresolved		TRO
Juncus epimetrocarpus Gontsch.	Synonym		IOPI
Juncus equisetinus Proskur.	Accepted		IOPI
Juncus equisetosus Dumort.	Synonym		IOPI
Juncus erectus Besser [Illegitimate]	Synonym		IOPI
Juncus erectus Pers. [Illegitimate]	Synonym		IOPI
Juncus ericetorum Pollich	Synonym		IOPI
Juncus ernesti-barrosi Barros	Accepted		IOPI
Juncus erythropodus V.I.Krecz.	Synonym		IOPI
Juncus exallatus Decne.	Unresolved		TRO
Juncus exaltatus Decne.	Synonym		IOPI
Juncus exaltatus var. capensis Kunth	Synonym		IOPI
Juncus exiguus (Fernald & Wiegand) Lint ex Snogerup & P.F.Zika	Accepted		IOPI
Juncus exilis Osterh.	Synonym		IOPI
Juncus exploratorum E.H.Walker	Synonym		IOPI
Juncus exsertus Buchenau	Accepted		IOPI
Juncus exsertus subsp. lesuticus Burtt	Synonym		IOPI
Juncus falcatus E.Mey.	Accepted		IOPI
Juncus falcatus var. alaskensis Coville	Synonym		IOPI
Juncus falcatus subsp. falcatus	Accepted		IOPI
Juncus falcatus var. paniculatus Engelm.	Synonym		IOPI
Juncus falcatus var. prominens Buchenau	Synonym		IOPI
Juncus falcatus subsp. prominens (Buchenau) Novikov	Synonym		TRO
Juncus falcatus subsp. sitchensis (Buchenau) Hultén	Accepted		IOPI
Juncus falcatus var. sitchensis Buchenau	Synonym		IOPI
Juncus × fallax Trab.	Accepted		IOPI
Juncus fasciatus Lojac.	Synonym		IOPI
Juncus fasciculatus Bertol. [Illegitimate]	Synonym		IOPI
Juncus fasciculatus Schrank [Illegitimate]	Synonym		IOPI
Juncus fasciculatus Schousb. ex E.Mey. [Illegitimate]	Synonym		IOPI
Juncus fasciculiflorus Adamson	Synonym		IOPI
Juncus fauriei Lév. & Vaniot	Accepted		IOPI
Juncus fauriensis Buchenau	Accepted		IOPI
Juncus fauriensis subsp. fauriensis	Accepted		IOPI
Juncus fauriensis var. iwatensis Satake	Synonym		IOPI
Juncus fauriensis subsp. kamschatcensis (Buchenau) Novikov	Accepted		IOPI
Juncus fauriensis var. kamschatcensis Buchenau	Synonym		IOPI
Juncus fernandezianus Steud.	Synonym		IOPI
Juncus filicaulis Buchenau	Accepted		IOPI
Juncus filifolius Adamson	Synonym		IOPI
Juncus filiformis L.	Accepted		IOPI
Juncus filiformis var. brachyspathus (Maxim.) Regel	Synonym		IOPI
Juncus filiformis var. curvatus (Buchenau) R.R.Kudo	Synonym		IOPI
Juncus filiformis f. flaccidus	Synonym		IOPI
Juncus filiformis f. flaccidus Borza & Nyár.	Synonym		IOPI
Juncus filiformis var. kulczynskii Racib.	Synonym		IOPI
Juncus filiformis var. pluriflorus Krylov	Synonym		IOPI
Juncus filiformis f. prostratus Freiberg	Synonym		IOPI
Juncus filiformis var. pusillus Fr.	Synonym		IOPI
Juncus filiformis var. transsilvanicus (Schur) Nyman	Synonym		IOPI
Juncus filipendulus Buckley	Accepted		IOPI
Juncus fimbristyloides Noltie	Accepted		IOPI
Juncus firmus L.A.S.Johnson	Accepted		IOPI
Juncus fischerianus Turcz. ex V.I.Krecz.	Synonym		IOPI
Juncus fistulosus Guss.	Synonym		IOPI
Juncus flaccidus Steud.	Synonym		IOPI
Juncus flavescens Host	Synonym		IOPI
Juncus flavidus L.A.S.Johnson	Accepted		IOPI
Juncus flexilis Turcz.	Unresolved		IOPI
Juncus floribundus Kunth	Synonym		IOPI
Juncus floribundus Phil. [Illegitimate]	Synonym		IOPI
Juncus floridanus Rafin.	Synonym		IOPI
Juncus fluitans Lam.	Synonym		IOPI
Juncus fockei Buchenau	Accepted		IOPI
Juncus foliosus Desf.	Accepted		IOPI
Juncus foliosus Hoppe [Illegitimate]	Synonym		IOPI
Juncus fominii Zoz	Accepted		IOPI
Juncus fontanesii J.Gay ex Laharpe	Accepted		IOPI
Juncus fontanesii subsp. brachyanthus Trab.	Accepted		IOPI
Juncus fontanesii var. distortus Lojac.	Synonym		IOPI
Juncus fontanesii subsp. fontanesii	Accepted		IOPI
Juncus fontanesii subsp. kotschyi (Boiss.) Snogerup	Accepted		IOPI
Juncus fontanesii var. kotschyi (Boiss.) Buchenau	Synonym		IOPI
Juncus fontanesii var. lagenarius (J.Gay ex Laharpe) Nyman	Synonym		IOPI
Juncus fontanesii var. melanocephalus Trab.	Synonym		IOPI
Juncus fontanesii subsp. pyramidatus (Laharpe) Snogerup	Accepted		IOPI
Juncus fontanesii var. pyramidatus (Laharpe) Buchenau	Synonym		IOPI
Juncus forsteri Sm.	Synonym		IOPI
Juncus fraternus Kunth	Synonym		IOPI
Juncus × frisicus Dörfl.	Synonym		IOPI
Juncus fucensis H.St.John	Synonym		IOPI
Juncus fugongensis S.Y.Bao	Accepted		IOPI
Juncus × fulvescens Fernald	Accepted		IOPI
Juncus fuscatus Raf.	Unresolved		IOPI
Juncus fuscoater Schreb.	Synonym		IOPI
Juncus fuscoater subsp. arthrophyllus Brenner	Synonym		IOPI
Juncus fuscoater var. microcarpus Brenner	Synonym		IOPI
Juncus fuscoater var. minor Spenn.	Synonym		IOPI
Juncus fuscoater f. subatricapillus Neuman	Synonym		IOPI
Juncus fuscocapitatus Balslev	Synonym		IOPI
Juncus ganeshii Miyam. & H.Ohba	Accepted		IOPI
Juncus gayanus Steud.	Synonym		IOPI
Juncus geniculatus Schrank	Synonym		IOPI
Juncus gentilis N.E.Br.	Synonym		IOPI
Juncus georgianus Coville	Accepted		IOPI
Juncus gerardii Loisel.	Accepted		IOPI
Juncus gerardii var. acutiflorus (Regel) Buchenau	Synonym		IOPI
Juncus gerardii subsp. atrofuscus (Rupr.) Printz	Accepted		IOPI
Juncus gerardii var. atrofuscus (Rupr.) Trautv.	Synonym		IOPI
Juncus gerardii var. attenuatus (Viv.) Nyman	Synonym		IOPI
Juncus gerardii var. cristoflei Litard. & Maire	Synonym		IOPI
Juncus gerardii subsp. gerardii	Accepted		IOPI
Juncus gerardii subsp. libanoticus (J.Thiébaut) Snogerup	Synonym		IOPI
Juncus gerardii subsp. microcarpus A. Tarass.	Synonym		TRO
Juncus gerardii subsp. montanus Snogerup	Accepted		IOPI
Juncus gerardii var. pedicellatus Fernald	Synonym		IOPI
Juncus gerardii subsp. persicus (Boiss.) Snogerup	Synonym		IOPI
Juncus gerardii subsp. salsuginosus (Turcz. ex C.A.Mey.) Printz	Synonym		IOPI
Juncus gerardii var. salsuginosus (Turcz. ex C.A.Mey.) Buchenau	Synonym		IOPI
Juncus gerardii var. soranthus (Schrenk) Trautv.	Synonym		IOPI
Juncus gerardii subsp. soranthus (Schrenk) K.Richt.	Synonym		IOPI
Juncus gerardii subsp. soranthus Snogerup	Synonym		TRO
Juncus gerardii var. sparsiflorus H.Mort. ex Lange	Synonym		IOPI
Juncus gerardii var. ubsunuricus Novikov	Synonym		IOPI
Juncus gerardii subsp. vvedenskii (V.I.Krecz.) Novikov	Synonym		IOPI
Juncus germanorum Steud.	Synonym		IOPI
Juncus gesneri Sm. [Illegitimate]	Synonym		IOPI
Juncus gibraltaricus Salzm. ex Boiss. [Invalid]	Synonym		IOPI
Juncus giganteus Sam.	Accepted		IOPI
Juncus glabratus Hoppe	Synonym		IOPI
Juncus glaucescens Laharpe	Synonym		IOPI
Juncus glaucoturgidus Noltie	Accepted		IOPI
Juncus glaucus Sibth. [Illegitimate]	Synonym		IOPI
Juncus glaucus Ehrh. ex P.Gaertn., B.Mey. & Scherb. [Illegitimate]	Synonym		IOPI
Juncus glaucus var. acutissimus Buchenau	Synonym		IOPI
Juncus glaucus subsp. angelisii (Ten.) Arcang.	Synonym		IOPI
Juncus glaucus subsp. depauperatus (Ten.) K.Richt.	Synonym		IOPI
Juncus glaucus subsp. diffusus (Hoppe) Bonnier & Layens	Synonym		IOPI
Juncus glaucus var. equisetosus (Dumort.) Nyman	Synonym		IOPI
Juncus glaucus var. fasciculatus Buchenau	Synonym		IOPI
Juncus glaucus var. laxiflorus Lange	Synonym		IOPI
Juncus glaucus var. leptocarpus (Buchenau) Buchenau	Synonym		IOPI
Juncus glaucus var. littoralis Wahlenb.	Synonym		IOPI
Juncus glaucus var. longicornis (Bastard) Grognot	Synonym		IOPI
Juncus glaucus subsp. longicornis (Bastard) K.Richt.	Synonym		IOPI
Juncus glaucus f. macrocarpus Zapal.	Synonym		IOPI
Juncus glaucus var. pallidus Sond.	Synonym		IOPI
Juncus glaucus var. paniculatus (Hoppe ex Schult. & Schult.f.) Bosch	Synonym		IOPI
Juncus glaucus subsp. paniculatus (Hoppe ex Schult. & Schult.f.) Trab.	Synonym		IOPI
Juncus glaucus var. strictus Spenn.	Synonym		IOPI
Juncus glaucus var. subglomeratus G.Mey.	Synonym		IOPI
Juncus glaucus f. virescens Neuman	Synonym		IOPI
Juncus glaucus var. yokoscensis Franch. & Sav.	Synonym		IOPI
Juncus globiceps Bajtenov	Synonym		IOPI
Juncus glomeratus Thunb. [Illegitimate]	Synonym		IOPI
Juncus glomeratus K.F.Wu [Illegitimate]	Synonym		IOPI
Juncus gonggae Miyam. & H.Ohba	Accepted		IOPI
Juncus gontscharovii Schischk.	Synonym		IOPI
Juncus gontscharovii SUMNER	Synonym		TRO
Juncus × gracilescens F.J.Herm. ex Wadmond	Accepted		IOPI
Juncus gracilicaulis A.Camus	Accepted		IOPI
Juncus gracilis Sm. [Illegitimate]	Synonym		IOPI
Juncus gracilis R.Br. [Illegitimate]	Synonym		IOPI
Juncus gracilis (Hook.f.) Walp. [Illegitimate]	Synonym		IOPI
Juncus gracilis Lej. [Illegitimate]	Synonym		IOPI
Juncus gracilis Roth	Synonym		IOPI
Juncus gracilis var. capitatus Roth	Synonym		IOPI
Juncus gracilis var. humilis Benth.	Synonym		IOPI
Juncus gracillimus (Buchenau) V.I.Krecz. & Gontsch.	Accepted		IOPI
Juncus graecus Chaub. & Bory	Synonym		IOPI
Juncus gramineus Dumort. [Illegitimate]	Synonym		IOPI
Juncus graminifolius E.Mey.	Synonym		IOPI
Juncus grandiflorus L.f.	Synonym		IOPI
Juncus greenei Oakes & Tuck.	Accepted		IOPI
Juncus greenei var. vaseyi (Engelm.) B.Boivin	Synonym		IOPI
Juncus gregiflorus L.A.S.Johnson	Accepted		IOPI
Juncus griscomii Fernald	Synonym		IOPI
Juncus grisebachii Buchenau	Accepted		IOPI
Juncus grubovii Novikov	Synonym		IOPI
Juncus guadeloupensis Buchenau & Urb.	Accepted		IOPI
Juncus gubanovii Novikov	Accepted		IOPI
Juncus gunnii Hook.f.	Synonym		IOPI
Juncus gussonei Parl.	Synonym		IOPI
Juncus gymnocarpus Coville	Accepted		IOPI
Juncus haenkei E.Mey.	Accepted		IOPI
Juncus hallii Engelm.	Accepted		IOPI
Juncus hancockii Hance	Synonym		IOPI
Juncus harae Miyam. & H.Ohba	Accepted		IOPI
Juncus haussknechtii Ruhmer	Synonym		IOPI
Juncus × haussknechtii P.Fourn. [Illegitimate]	Synonym		IOPI
Juncus heldreichianus T.Marsson ex Parl.	Accepted		IOPI
Juncus heldreichianus auct.	Synonym		TRO
Juncus heldreichianus subsp. heldreichianus	Accepted		IOPI
Juncus heldreichianus subsp. orientalis Snogerup	Accepted		IOPI
Juncus heldreichianus var. orientalis V. Novik.	Synonym		TRO
Juncus helodes Link [Illegitimate]	Synonym		IOPI
Juncus hemiendytus F.J.Herm.	Accepted		IOPI
Juncus hemiendytus var. abjectus (F.J.Herm.) Ertter	Accepted		IOPI
Juncus hemiendytus var. hemiendytus	Accepted		IOPI
Juncus heptopotamicus V.I.Krecz. & Gontsch.	Accepted		IOPI
Juncus heptopotamicus var. heptopotamicus	Accepted		TRO
Juncus heptopotamicus var. yiningensis K.F.Wu	Synonym		IOPI
Juncus hesperius (Piper) Lint	Accepted		IOPI
Juncus heteranthos Nutt.	Synonym		IOPI
Juncus heterophyllus Dufour	Accepted		IOPI
Juncus himalensis Klotzsch	Accepted		IOPI
Juncus himalensis var. schlagintweitii (Buchenau) Buchenau	Synonym		IOPI
Juncus hizenensis Satake	Synonym		IOPI
Juncus hochstetteri Steud.	Synonym		IOPI
Juncus hoffmeisteri Klotzsch	Synonym		IOPI
Juncus holoschoenus R.Br.	Accepted		IOPI
Juncus holoschoenus var. multiflorus Carse	Synonym		IOPI
Juncus homalocaulis F.Muell. ex Benth.	Accepted		IOPI
Juncus homalophyllus Steud.	Synonym		IOPI
Juncus hoodii Boottin Hook	Unresolved		TRO
Juncus hookerianus Steud.	Unresolved		TRO
Juncus hookeridis Steud.	Synonym		IOPI
Juncus hostii Tausch [Illegitimate]	Synonym		IOPI
Juncus howellii F.J.Herm.	Accepted		IOPI
Juncus husnotii (Rouy) Prain	Synonym		IOPI
Juncus hybridus Brot.	Accepted		IOPI
Juncus hybridus subsp. nastanthus (V.I.Krecz. & Gontsch.) Novikov	Synonym		IOPI
Juncus hybridus var. nastanthus V. Novik.	Synonym		TRO
Juncus hydrophilus Noltie	Accepted		IOPI
Juncus hylanderi (Hämet-Ahti) Tzvelev & Glazkova	Synonym		IOPI
Juncus imbricatus Laharpe	Accepted		IOPI
Juncus imbricatus var. chamissonis (Kunth) Buchenau	Synonym		IOPI
Juncus imbricatus var. lechleri (Steud.) Buchenau	Synonym		IOPI
Juncus inaequalis Buchenau	Synonym		IOPI
Juncus inaequalis Willd. ex E. Mey.	Synonym		TRO
Juncus inaequalis var. altus (Buchenau) Adamson	Synonym		IOPI
Juncus inaequalis var. squarrosus Adamson	Synonym		IOPI
Juncus inaequalis var. viridescens Buchenau	Synonym		IOPI
Juncus inconspicuus d'Urv.	Synonym		IOPI
Juncus indescriptus Steud.	Synonym		IOPI
Juncus indicus Royle ex D.Don	Synonym		IOPI
Juncus indicus var. nanus Royle ex D.Don	Synonym		IOPI
Juncus inflexus L.	Accepted		IOPI
Juncus inflexus f. aggregatus (Asch. & Graebn.) I.Grint.	Synonym		IOPI
Juncus inflexus subsp. austrooccidentalis K.F.Wu	Synonym		IOPI
Juncus inflexus subsp. brachytepalus (Trautv. ex V.I.Krecz. & Gontsch.) Novikov	Accepted		IOPI
Juncus inflexus var. brachytepalus (V.I. Krecz. & Gontsch.) Kitam.	Synonym		TRO
Juncus inflexus var. depauperatus (Ten.) I.Grint.	Synonym		IOPI
Juncus inflexus f. equisetosus (Dumort.) Sóo	Synonym		IOPI
Juncus inflexus subsp. inflexus	Accepted		IOPI
Juncus inflexus var. leptocarpus (Buchenau) Zhi Y. Zhang	Synonym		TRO
Juncus inflexus var. longicornis (Bastard) Briq.	Synonym		IOPI
Juncus inflexus f. melanocarpus (G.Mey.) I.Grint.	Synonym		IOPI
Juncus inflexus var. oligocarpus (Asch. & Graebn.) I.Grint.	Synonym		IOPI
Juncus inflexus f. pallidus (Sond.) I.Grint.	Synonym		IOPI
Juncus inflexus f. strictus Sóo	Synonym		IOPI
Juncus inflexus var. trimenii Cout.	Synonym		IOPI
Juncus ingens N.A.Wakef.	Accepted		IOPI
Juncus insulanus Viv.	Synonym		IOPI
Juncus interior Wiegand	Accepted		IOPI
Juncus interior var. arizonicus (Wiegand) F.J.Herm.	Synonym		IOPI
Juncus interior var. billingtonii Farw.	Synonym		IOPI
Juncus interior var. neomexicanus (Wiegand) F.J.Herm.	Synonym		IOPI
Juncus interior var. uniflorus Farw.	Synonym		IOPI
Juncus intermedius Host [Illegitimate]	Synonym		IOPI
Juncus intermedius Thuill.	Synonym		IOPI
Juncus × inundatus Drejer	Accepted		IOPI
Juncus inventus L.F.Hend.	Synonym		IOPI
Juncus involucratus Steud. ex Buchenau	Synonym		IOPI
Juncus involucratus Kirk [Illegitimate]	Synonym		IOPI
Juncus iridifolius Willd. ex Kunth	Synonym		TRO
Juncus isthmiacus Neck.	Synonym		IOPI
Juncus istriacus Gand.	Synonym		IOPI
Juncus jacquinii L.	Accepted		IOPI
Juncus jacquinii var. biceps Beck	Synonym		IOPI
Juncus jaxarticus V.I.Krecz. & Gontsch.	Accepted		IOPI
Juncus jeholensis Satake	Synonym		IOPI
Juncus jinpingensis S.Y.Bao	Accepted		IOPI
Juncus jonesii Rydb.	Synonym		IOPI
Juncus juzepczukii V.I.Krecz. & Gontsch.	Synonym		IOPI
Juncus kamschatcensis (Buchenau) Kudô	Synonym		IOPI
Juncus kangdingensis K.F.Wu	Synonym		IOPI
Juncus kangpuensis K.F.Wu	Synonym		IOPI
Juncus kansanus F.J.Herm.	Synonym		IOPI
Juncus karelinii Steud.	Synonym		IOPI
Juncus kelloggii Engelm.	Accepted		IOPI
Juncus × kern-reichgeltii Jansen & Wacht. ex Reichg.	Synonym		IOPI
Juncus khasiensis Buchenau	Accepted		IOPI
Juncus kingii Rendle	Accepted		IOPI
Juncus kleinii Barros	Accepted		IOPI
Juncus kochii F.W.Schultz	Synonym		IOPI
Juncus koidzumii Satake	Synonym		IOPI
Juncus kotschyi Boiss.	Synonym		IOPI
Juncus kotschyi var. arianus (V.I.Krecz.) Novikov	Synonym		IOPI
Juncus krameri Franch. & Sav.	Accepted		IOPI
Juncus kraussii Hochst.	Accepted		IOPI
Juncus kraussii subsp. austerus (Buchenau) Snogerup	Accepted		IOPI
Juncus kraussii subsp. australiensis (Buchenau) Snogerup	Accepted		IOPI
Juncus kraussii var. effusus Adamson	Synonym		IOPI
Juncus kraussii subsp. kraussii	Accepted		IOPI
Juncus kraussii var. parviflorus Adamson	Synonym		IOPI
Juncus kuntzei (Buchenau) Vierh.	Synonym		IOPI
Juncus laccatus P.F.Zika	Accepted		IOPI
Juncus lacteus Link	Synonym		IOPI
Juncus laevis Wallr. [Illegitimate]	Synonym		IOPI
Juncus laevis var. diffusus Wallr.	Synonym		IOPI
Juncus laeviusculus L.A.S.Johnson	Accepted		IOPI
Juncus lagenarius J.Gay ex Laharpe	Synonym		IOPI
Juncus lampocarpus Ehrh. ex Hoffm.	Synonym		IOPI
Juncus lampocarpus var. acutiflorus (Ehrh. ex Hoffm.) Neilr.	Synonym		IOPI
Juncus lampocarpus f. acutipetalus Marcet	Synonym		IOPI
Juncus lampocarpus var. affinis (Gaudin) Gaudin	Synonym		IOPI
Juncus lampocarpus var. alpigenus Schur	Synonym		IOPI
Juncus lampocarpus var. alpinus Spenn.	Synonym		IOPI
Juncus lampocarpus f. brachycarpus Trab.	Synonym		IOPI
Juncus lampocarpus var. caespitosus Zapal.	Synonym		IOPI
Juncus lampocarpus var. corymbosus Neuman	Synonym		IOPI
Juncus lampocarpus var. cuspidatus Brenner	Synonym		IOPI
Juncus lampocarpus var. erectus Celak.	Synonym		IOPI
Juncus lampocarpus var. fluitans W.D.J.Koch	Synonym		IOPI
Juncus lampocarpus f. gracilis Montell	Synonym		IOPI
Juncus lampocarpus var. heterophyllus (Dufour) Duby	Synonym		IOPI
Juncus lampocarpus var. lindhardii Wiinst.	Synonym		IOPI
Juncus lampocarpus var. littoralis (Patze, E.Mey. & Elkan) Buchenau	Synonym		IOPI
Juncus lampocarpus var. macrocarpus Döll	Synonym		IOPI
Juncus lampocarpus subsp. macrocephalus (Viv.) Rouy	Synonym		IOPI
Juncus lampocarpus var. macrocephalus (Viv.) Döll	Synonym		IOPI
Juncus lampocarpus f. maximus Erdner	Synonym		IOPI
Juncus lampocarpus var. microcephalus Peterm.	Synonym		IOPI
Juncus lampocarpus var. multiflorus Lange	Synonym		IOPI
Juncus lampocarpus f. nanus Neuman	Synonym		IOPI
Juncus lampocarpus f. natans Glück	Synonym		IOPI
Juncus lampocarpus f. nigrescens Zapal.	Synonym		IOPI
Juncus lampocarpus subsp. nigritellus (F.W.Schultz) Nyman	Synonym		IOPI
Juncus lampocarpus var. nigritellus (F.W.Schultz) Macreight	Synonym		IOPI
Juncus lampocarpus var. obtusiflorus Neilr.	Synonym		IOPI
Juncus lampocarpus var. pallidus Schur	Synonym		IOPI
Juncus lampocarpus f. parviflorus Racib.	Synonym		IOPI
Juncus lampocarpus var. parviflorus (Racib.) Zapal.	Synonym		IOPI
Juncus lampocarpus var. patens Ser. ex Gaudin	Synonym		IOPI
Juncus lampocarpus var. pauciflorus Sond. [Illegitimate]	Synonym		IOPI
Juncus lampocarpus var. prolifer Parl.	Synonym		IOPI
Juncus lampocarpus var. pygmaeus Salis-Marschl. ex Buchenau	Synonym		IOPI
Juncus lampocarpus subsp. repens (Sond.) Asch. & Graebn.	Synonym		IOPI
Juncus lampocarpus var. repens Sond.	Synonym		IOPI
Juncus lampocarpus var. salinus Schur	Synonym		IOPI
Juncus lampocarpus var. senescens Buchenau	Synonym		IOPI
Juncus lampocarpus var. sphaerocephalus Nyman	Synonym		IOPI
Juncus lampocarpus var. stolonifer (Wohll.) Asch. & Graebn.	Synonym		TRO
Juncus lampocarpus var. suberectus Spenn.	Synonym		IOPI
Juncus lampocarpus f. submersus Glück	Synonym		IOPI
Juncus lampocarpus var. subobtusus Neuman	Synonym		IOPI
Juncus lampocarpus var. turczaninowii Buchenau	Synonym		IOPI
Juncus lampocarpus f. viridiflorus Zapal. [Invalid]	Synonym		IOPI
Juncus lampocarpus var. viviparus Schur	Synonym		IOPI
Juncus lampocarpus f. viviparus (Gaudin) Neuman	Synonym		IOPI
Juncus lampocarpus subsp. viviparus Gaudin	Synonym		IOPI
Juncus lancangensis Y.Y.Qian	Accepted		IOPI
Juncus × langii Erdner	Accepted		IOPI
Juncus lanpinguensis Novikov	Synonym		IOPI
Juncus lateriflorus Larrañaga	Unresolved		IOPI
Juncus latifolius Wulfen	Synonym		IOPI
Juncus latifolius (Engelm.) Buchenau [Illegitimate]	Synonym		IOPI
Juncus latifolius var. paniculatus (Engelm.) Buchenau	Synonym		IOPI
Juncus latior Satake	Synonym		IOPI
Juncus laxus Robyns & Tournay	Synonym		IOPI
Juncus lechleri Steud.	Synonym		IOPI
Juncus leersii T.Marsson	Synonym		IOPI
Juncus leersii var. laxus Beck	Synonym		IOPI
Juncus leersii var. praeflorens Ade & Vollm.	Synonym		IOPI
Juncus leersii var. subuliflorus (Drejer) Buchenau	Synonym		IOPI
Juncus leersii f. subuliflorus (Drejer) Neuman	Synonym		IOPI
Juncus leersii var. viridiflorus Buchenau	Synonym		IOPI
Juncus leersii f. viridiflorus (Buchenau) Buchenau	Synonym		IOPI
Juncus leiospermus F.J.Herm.	Accepted		IOPI
Juncus × lemieuxii B.Boivin	Accepted		IOPI
Juncus leopoldii Parl.	Synonym		IOPI
Juncus leptocarpus Buchenau	Synonym		IOPI
Juncus leptocaulis Torr. & A.Gray ex Engelm. [Illegitimate]	Synonym		IOPI
Juncus leptocladus Hayata	Synonym		IOPI
Juncus leptospermus Buchenau	Accepted		IOPI
Juncus lesbiacus C.Candargy	Synonym		IOPI
Juncus leschenaultii Gay ex Laharpe	Synonym		IOPI
Juncus leschenaultii var. major Miq.	Synonym		IOPI
Juncus leschenaultii var. radicans Franch. & Sav.	Synonym		IOPI
Juncus leschenaultii var. unitubulosus (Buchenau) Novikov	Synonym		IOPI
Juncus lesueurii Bol.	Accepted		IOPI
Juncus lesueurii var. elatus S.Watson	Synonym		IOPI
Juncus lesueurii var. stenocaulon Buchenau	Synonym		IOPI
Juncus lesueurii var. tracyi Jeps.	Synonym		IOPI
Juncus leucanthus Royle ex D.Don	Accepted		IOPI
Juncus leucanthus var. alpinus Buchenau	Synonym		IOPI
Juncus leucochlamus Zing. ex V. Krecz.	Unresolved		TRO
Juncus leucochlamys V.J.Zinger ex V.I.Krecz.	Synonym		IOPI
Juncus leucochlamys subsp. borealis (Tolm.) Novikov	Synonym		IOPI
Juncus leucochlamys var. borealis Tolm.	Synonym		IOPI
Juncus leucomelas Royle ex D.Don	Accepted		IOPI
Juncus leucomelas var. thomsonii (Buchenau) Buchenau	Synonym		IOPI
Juncus leucophobus Ehrh. [Illegitimate]	Synonym		IOPI
Juncus libanoticus J.Thiébaut	Synonym		IOPI
Juncus liebmannii J.F.Macbr.	Accepted		IOPI
Juncus liebmannii var. quitensis (Buchenau) Balslev	Accepted		IOPI
Juncus limosus Vorosch.	Synonym		IOPI
Juncus liniger With.	Synonym		IOPI
Juncus litorum Rydb.	Synonym		IOPI
Juncus littoralis C.A.Mey.	Accepted		IOPI
Juncus littoralis (Engelm.) Smyth & L.C.Smyth [Illegitimate]	Synonym		IOPI
Juncus littoralis subsp. tyraicus V. Novik.	Synonym		TRO
Juncus × livetianus H.Lév.	Synonym		IOPI
Juncus llanquihuensis Barros	Accepted		IOPI
Juncus lomatophyllus Spreng.	Accepted		IOPI
Juncus lomatophyllus var. aristatus Buchenau	Synonym		IOPI
Juncus lomatophyllus var. congestus Adamson	Synonym		IOPI
Juncus lomatophyllus var. lutescens Buchenau	Synonym		IOPI
Juncus longibracteatus A.M.Lu & Z.Y.Zhang	Synonym		IOPI
Juncus longicapsularis Chevall.	Synonym		IOPI
Juncus longicaudatus (Engelm.) Mack. [Illegitimate]	Synonym		IOPI
Juncus longicornis Bastard	Synonym		IOPI
Juncus longiflorus (A.Camus) Noltie	Accepted		IOPI
Juncus longifolius Steud.	Synonym		IOPI
Juncus longii Fernald	Accepted		IOPI
Juncus longirostris Kuvaev	Accepted		IOPI
Juncus longistamineus A.Camus	Accepted		IOPI
Juncus longistylis Torr.	Accepted		IOPI
Juncus longistylis var. latifolius Engelm.	Synonym		IOPI
Juncus longistylis var. scabratus F.J.Herm.	Synonym		IOPI
Juncus loureiroana Schult. & Schult.f.	Synonym		IOPI
Juncus lucens Burnham	Synonym		IOPI
Juncus lucidus Hochst.	Synonym		IOPI
Juncus luciensis Ertter	Accepted		IOPI
Juncus luctuosus Sennen	Synonym		IOPI
Juncus luetkei Buchenau	Synonym		IOPI
Juncus luteocarpus Satake	Synonym		IOPI
Juncus luteus All.	Synonym		IOPI
Juncus luxurians Colenso	Synonym		IOPI
Juncus luzula Krock. [Illegitimate]	Synonym		IOPI
Juncus luzuliformis Franch.	Accepted		IOPI
Juncus luzuliformis var. modestus (Buchenau) Buchenau	Synonym		IOPI
Juncus luzuliformis var. potaninii (Buchenau) Buchenau	Synonym		IOPI
Juncus luzulinus Vill.	Synonym		IOPI
Juncus luzuloides Lam.	Synonym		IOPI
Juncus luzuloxiphium Griseb.	Synonym		IOPI
Juncus macedonicus Beauverd	Synonym		IOPI
Juncus macer Gray	Synonym		IOPI
Juncus macer var. anthelatus (Wiegand) Fernald	Synonym		IOPI
Juncus macer f. anthelatus (Wiegand) F.J.Herm.	Synonym		IOPI
Juncus macer f. discretiflorus F.J.Herm.	Synonym		IOPI
Juncus macer f. williamsii (Fernald) F.J.Herm.	Synonym		IOPI
Juncus macer var. williamsii (Fernald) Fernald	Synonym		IOPI
Juncus macrandrus Coville	Accepted		IOPI
Juncus macrantherus V.I.Krecz. & Gontsch.	Accepted		IOPI
Juncus macranthus Buchenau	Synonym		IOPI
Juncus macrocarpus Nees	Synonym		TRO
Juncus macrocephalus Viv.	Synonym		IOPI
Juncus macrophyllus Coville	Accepted		IOPI
Juncus macrostemon J.Gay ex Laharpe	Synonym		IOPI
Juncus macrostigma Colenso	Synonym		IOPI
Juncus magellanicus Lam.	Synonym		IOPI
Juncus mairei H.Lév.	Synonym		IOPI
Juncus manasiensis K.F.Wu	Synonym		IOPI
Juncus mandonii Buchenau	Synonym		IOPI
Juncus marginatus Rostk.	Accepted		IOPI
Juncus marginatus var. aristulatus (Michx.) Coville	Synonym		IOPI
Juncus marginatus var. biflorus (Elliott) Chapm.	Synonym		IOPI
Juncus marginatus var. biflorus (Elliott) Engelm.	Synonym		TRO
Juncus marginatus var. odoratus Torr.	Synonym		IOPI
Juncus marginatus var. paucicapitatus Engelm.	Synonym		IOPI
Juncus marginatus var. setosus Coville	Synonym		IOPI
Juncus maritimus Lam.	Accepted		IOPI
Juncus maritimus var. arabicus Asch. & Buchenau	Synonym		IOPI
Juncus maritimus var. atlanticus J.W.White	Synonym		IOPI
Juncus maritimus var. australiensis Buchenau	Synonym		IOPI
Juncus maritimus var. biancae Lojac.	Synonym		IOPI
Juncus maritimus var. congestus L.B.Hall	Synonym		IOPI
Juncus maritimus var. luxurians Lojac.	Synonym		IOPI
Juncus maritimus var. nervatus Lojac.	Synonym		IOPI
Juncus maritimus var. ponticus (Steven)	Synonym		IOPI
Juncus maritimus var. rigidus (Desf.) Rouy	Synonym		IOPI
Juncus maritimus subsp. rigidus (Desf.) Nyman	Synonym		IOPI
Juncus maritimus f. rigidus (Desf.) Maire & Weiller	Synonym		TRO
Juncus maritimus var. socotranus Buchenau	Synonym		IOPI
Juncus maroccanus Kirschner	Accepted		IOPI
Juncus marshallii Pugsley	Synonym		IOPI
Juncus matthioli Bubani [Illegitimate]	Synonym		IOPI
Juncus mauritanicus Trab.	Synonym		IOPI
Juncus mauritianus Bojer [Invalid]	Synonym		IOPI
Juncus maximowiczii Buchenau	Accepted		IOPI
Juncus maximowiczii f. rostratus Satake	Synonym		IOPI
Juncus maximus Reichard	Synonym		IOPI
Juncus maximus var. angustifolius Roth	Synonym		IOPI
Juncus megacephalus M.A.Curtis	Accepted		IOPI
Juncus megacephalus (Torr.) Alph.Wood [Illegitimate]	Synonym		IOPI
Juncus megakoleos Steud.	Synonym		IOPI
Juncus megalophyllus S.Y.Bao	Accepted		IOPI
Juncus megaspermus F.J.Herm.	Synonym		IOPI
Juncus meianthus L.A.S.Johnson ex K.L.Wilson	Accepted		IOPI
Juncus meiguensis K.F.Wu	Synonym		IOPI
Juncus melananthos Rchb. [Illegitimate]	Synonym		IOPI
Juncus melanocarpus Michx.	Synonym		IOPI
Juncus melanocarpus Phil. ex Buchenau	Synonym		TRO
Juncus melanocephalus Boiss. & Kotschy [Illegitimate]	Synonym		IOPI
Juncus melanocephalus Friv.	Synonym		IOPI
Juncus membranaceus Royle	Accepted		IOPI
Juncus mendocinus Barros	Synonym		IOPI
Juncus menziesii R.Br. ex Hook.	Synonym		IOPI
Juncus menziesii var. californicus Hook. & Arn.	Synonym		IOPI
Juncus meridionalis (Buchenau) Herter	Synonym		IOPI
Juncus mertensianus Bong.	Accepted		IOPI
Juncus mertensianus var. badius (Suksd.) F.J.Herm.	Synonym		IOPI
Juncus mertensianus var. columbianus (Coville) F.J.Herm.	Synonym		IOPI
Juncus mertensianus var. duranii (Ewan) F.J.Herm.	Synonym		IOPI
Juncus mertensianus var. filifolius Suksd.	Synonym		IOPI
Juncus mertensianus subsp. gracilis (Engelm.) F.J.Herm.	Synonym		IOPI
Juncus mertensianus var. paniculatus Engelm.	Synonym		IOPI
Juncus mertensianus var. suksdorfii (Rydb.) F.J.Herm.	Synonym		IOPI
Juncus metzleri F.W.Schultz	Synonym		IOPI
Juncus mexicanus Willd. ex Schult. & Schult.f.	Synonym		IOPI
Juncus micranthus Schrad. ex E.Mey.	Accepted		IOPI
Juncus × micranthus Desv.	Synonym		IOPI
Juncus microcephalus Kunth	Accepted		IOPI
Juncus microcephalus f. conglobatus Barros	Synonym		IOPI
Juncus microcephalus var. floribundus (Kunth) E.Mey.	Synonym		IOPI
Juncus microcephalus var. floribundus (Kunth) Kunth	Synonym		TRO
Juncus microcephalus var. intermedius E.Mey. ex Schult. & Schult.f.	Synonym		IOPI
Juncus microcephalus var. intermedius Kunth	Synonym		TRO
Juncus microcephalus var. pusillus E.Mey.	Synonym		IOPI
Juncus microcephalus var. typicus Buchenau	Synonym		TRO
Juncus microcephalus var. virens Griseb.	Synonym		IOPI
Juncus milashanensis A.M.Lu & Z.Y.Zhang	Accepted		IOPI
Juncus militaris Bigelow	Accepted		IOPI
Juncus militaris f. bifrons Fernald	Synonym		IOPI
Juncus militaris f. subnudus Fernald	Synonym		IOPI
Juncus minimus Buchenau	Accepted		IOPI
Juncus minutulus V.I.Krecz. & Gontsch. [Illegitimate]	Synonym		IOPI
Juncus minutulus (Albert & Jahand.) Prain	Accepted		IOPI
Juncus miyiensis K.F. Wu	Accepted		TRO
Juncus modestus Buchenau	Synonym		IOPI
Juncus modicus N.E.Br.	Accepted		IOPI
Juncus mogadorensis (H.Lindb.) A.W.Hill	Synonym		IOPI
Juncus mollifolius Hilliard & B.L.Burtt	Synonym		IOPI
Juncus mollis L.A.S.Johnson	Accepted		IOPI
Juncus monanthos Jacq.	Accepted		IOPI
Juncus monostichus Bartlett	Synonym		IOPI
Juncus montanus Lam.	Synonym		IOPI
Juncus × montellii Vierh.	Accepted		IOPI
Juncus monticola Steud.	Synonym		IOPI
Juncus × montserratensis Marcet	Accepted		IOPI
Juncus mucroniflorus Clairv. [Illegitimate]	Synonym		IOPI
Juncus muehlenbergii Spreng.	Synonym		IOPI
Juncus muelleri Trautv.	Synonym		IOPI
Juncus muelleri subsp. grubovii (Novikov) Novikov	Synonym		IOPI
Juncus multibracteatus Tineo	Synonym		IOPI
Juncus multicapitatus Schult. & Schult.f.	Synonym		IOPI
Juncus multiceps Kunze	Synonym		IOPI
Juncus multiceps Kunze ex Kunth	Synonym		TRO
Juncus multiflorus Desf. [Illegitimate]	Synonym		IOPI
Juncus multiflorus (Ehrh.) Hoffm. [Illegitimate]	Synonym		IOPI
Juncus multiflorus Retz. [Illegitimate]	Synonym		IOPI
Juncus multiflorus Ehrh.	Synonym		TRO
Juncus multiflorus Bertero ex Steud.	Synonym		TRO
Juncus multiflorus var. siculus (Tineo) Nyman	Synonym		IOPI
Juncus × murbeckii Sagorski	Accepted		IOPI
Juncus mustangensis Miyam. & H.Ohba	Accepted		IOPI
Juncus mutabilis Savi [Illegitimate]	Synonym		IOPI
Juncus mutabilis Lam.	Synonym		IOPI
Juncus mutabilis subsp. ambiguus (Guss.) Nyman	Synonym		IOPI
Juncus mutabilis var. ranarius (Songeon & E.P.Perrier) Nyman	Synonym		IOPI
Juncus nanus Dubois	Synonym		IOPI
Juncus nastanthus V.I.Krecz. & Gontsch.	Synonym		IOPI
Juncus nastanthus V. Krecz. & Bobr.	Accepted		TRO
Juncus nebrodensis Lojac.	Synonym		IOPI
Juncus neesii F.Heller	Synonym		IOPI
Juncus nematocaulon Hook.f.	Synonym		IOPI
Juncus nemorosus Host [Illegitimate]	Synonym		IOPI
Juncus nemorosus Lam. [Illegitimate]	Synonym		IOPI
Juncus nemorosus Pollich	Synonym		IOPI
Juncus nemorosus Sibth. [Illegitimate]	Synonym		IOPI
Juncus neomexicanus Wiegand	Synonym		IOPI
Juncus nepalicus Miyam. & H.Ohba	Accepted		IOPI
Juncus nevadensis S.Watson	Accepted		IOPI
Juncus nevadensis var. badius (Suksd.) C.L.Hitchc.	Synonym		IOPI
Juncus nevadensis var. columbianus (Coville) H.St.John	Synonym		IOPI
Juncus nevadensis var. inventus (L.F.Hend.) C.L.Hitchc.	Synonym		IOPI
Juncus nevskii V.I.Krecz. & Gontsch.	Synonym		IOPI
Juncus nigricans Wolff ex Schreb.	Unresolved		IOPI
Juncus nigritellus D.Don [Illegitimate]	Synonym		IOPI
Juncus nigroviolaceus K.F.Wu	Synonym		IOPI
Juncus nikkoensis Satake	Synonym		IOPI
Juncus nikkoensis var. minor Satake	Synonym		IOPI
Juncus nikkoensis var. pinifolius Satake	Synonym		IOPI
Juncus niponensis Buchenau	Synonym		IOPI
Juncus niponensis var. hakodatensis H.Lév.	Synonym		IOPI
Juncus nitidiflorus Dufour	Synonym		IOPI
Juncus nitidus Phil.	Unresolved		IOPI
Juncus niveus Nathh.	Synonym		IOPI
Juncus nodatus Coville	Accepted		IOPI
Juncus nodifolius Larrañaga	Unresolved		IOPI
Juncus × nodosiformis Fernald	Accepted		IOPI
Juncus nodosus L.	Accepted		IOPI
Juncus nodosus f. intermedius Kneuck.	Synonym		IOPI
Juncus nodosus var. megacephalus Torr.	Synonym		IOPI
Juncus nodosus var. meridianus F.J.Herm.	Synonym		IOPI
Juncus nodosus var. prolifer Lunell	Synonym		IOPI
Juncus nodosus var. proliferus Lunell	Synonym		TRO
Juncus nodosus var. texanus Engelm.	Synonym		IOPI
Juncus nodulosus Wahlenb.	Synonym		IOPI
Juncus nodulosus Bory & Chaub. [Illegitimate]	Synonym		IOPI
Juncus nodulosus var. biceps Laest. ex Wahlenb.	Synonym		IOPI
Juncus nodulosus f. dissolutus Lindm.	Synonym		IOPI
Juncus nodulosus var. marshallii (Pugsley) P.W.Richards	Synonym		IOPI
Juncus nodulosus var. uniceps Laest. ex Wahlenb.	Synonym		IOPI
Juncus novae-zelandiae Hook.f.	Accepted		IOPI
Juncus novikovii A.P.Khokhr.	Synonym		IOPI
Juncus nupela Veldkamp	Accepted		IOPI
Juncus nutans Chaix ex Vill. [Invalid]	Synonym		IOPI
Juncus oauciflorus R. Br.	Unresolved		TRO
Juncus obliquus Adamson	Accepted		IOPI
Juncus × obotritorum Rothm.	Accepted		IOPI
Juncus obtusatus Kit. ex Schult.	Synonym		IOPI
Juncus obtusatus Engelm. [Illegitimate]	Synonym		IOPI
Juncus obtusiflorus Ehrh. ex Hoffm.	Synonym		IOPI
Juncus obtusiflorus var. laxus M.Mandon & Foucaud	Synonym		IOPI
Juncus obtusiflorus var. rubellus Erdner	Synonym		IOPI
Juncus obtusiflorus var. schillingeri G.Fischer	Synonym		IOPI
Juncus occidentalis Wiegand	Accepted		IOPI
Juncus ochraceus Buchenau	Accepted		IOPI
Juncus ochrocoleus L.A.S.Johnson	Accepted		IOPI
Juncus odoratus (Torr.) Steud.	Synonym		IOPI
Juncus oehleri Graebn.	Synonym		IOPI
Juncus ohwianus Kao	Synonym		IOPI
Juncus oliganthus Phil.	Synonym		IOPI
Juncus oligocephalus Satake & Ohwi	Synonym		IOPI
Juncus olympicus Schott, Nyman & Kotschy	Synonym		IOPI
Juncus orchonicus Novikov	Accepted		IOPI
Juncus oreganus S.Watson	Synonym		IOPI
Juncus orientalis (Snogerup) Filim.	Synonym		IOPI
Juncus orientalis Filimonova	Accepted		TRO
Juncus orizabae Liebm.	Synonym		IOPI
Juncus × oronensis Fernald	Accepted		IOPI
Juncus orthophyllus Coville	Accepted		IOPI
Juncus orthophyllus f. congestus (Suksd.) H.St.John	Synonym		IOPI
Juncus orthophyllus var. congestus Suksd.	Synonym		IOPI
Juncus oxycarpus E.Mey. ex Kunth	Accepted		IOPI
Juncus oxycarpus var. microcephalus Adamson	Synonym		IOPI
Juncus oxycarpus subsp. sparganioides Weim.	Synonym		IOPI
Juncus oxymeris Engelm.	Accepted		IOPI
Juncus pacificus (Engelm.) B.D.Jacks. [Illegitimate]	Synonym		IOPI
Juncus palensis Maly	Synonym		IOPI
Juncus pallescens Lam.	Accepted		IOPI
Juncus pallescens Wahlenb. [Illegitimate]	Synonym		IOPI
Juncus pallescens E. Mey. ex Buchenau	Synonym		TRO
Juncus pallescens var. achalensis (Barros) Novara	Synonym		IOPI
Juncus pallidus R.Br.	Accepted		IOPI
Juncus pallidus Hoppe [Invalid]	Synonym		IOPI
Juncus pallidus Willd. ex Kunth	Synonym		TRO
Juncus pallidus var. triandrus Cheeseman	Synonym		IOPI
Juncus paludosus E.L.Bridges & Orzell	Accepted		IOPI
Juncus palustris Gromov	Unresolved		IOPI
Juncus paniculatus Hoppe ex Schult. & Schult.f.	Synonym		IOPI
Juncus paniculatus Hoppe ex Mert. & W.D.J. Koch	Synonym		TRO
Juncus paniculatus subsp. depauperatus (Ten.) Nyman	Synonym		IOPI
Juncus papillosus Franch. & Sav.	Accepted		IOPI
Juncus papillosus var. virens (Buchenau) Vorosch.	Synonym		IOPI
Juncus paradoxus E.Mey.	Synonym		IOPI
Juncus parous Rydb.	Synonym		IOPI
Juncus parryi Engelm.	Accepted		IOPI
Juncus parviflorus Poir. [Illegitimate]	Synonym		IOPI
Juncus parviflorus Ehrh.	Synonym		IOPI
Juncus parvulus E.Mey. ex Buchenau	Synonym		IOPI
Juncus patens E.Mey.	Accepted		IOPI
Juncus paucicapitatus Buchenau	Synonym		IOPI
Juncus pauciflorus R.Br.	Accepted		IOPI
Juncus pauciflorus Moench ex Schleich. [Invalid]	Synonym		IOPI
Juncus pauciflorus Kirk [Illegitimate]	Synonym		IOPI
Juncus pauciflorus var. cheesemanii Buchenau	Synonym		IOPI
Juncus pauciflorus var. gunnii (Hook.f.) Buchenau	Synonym		IOPI
Juncus paui Sennen	Synonym		IOPI
Juncus pauperculus O.Schwarz [Illegitimate]	Synonym		IOPI
Juncus pauperculus Raf.	Unresolved		IOPI
Juncus pediformis Chaix	Synonym		IOPI
Juncus pelocarpus E.Mey.	Accepted		IOPI
Juncus pelocarpus var. crassicaudex Engelm.	Synonym		IOPI
Juncus pelocarpus var. fluitans Buchenau	Synonym		TRO
Juncus pelocarpus var. sabulonensis H.St.John	Synonym		IOPI
Juncus pelocarpus f. submersus Fassett	Synonym		IOPI
Juncus pelocarpus var. subtilis (E.Mey.) Engelm.	Synonym		IOPI
Juncus perparvus K.F.Wu	Synonym		IOPI
Juncus perpusillus Sam.	Accepted		IOPI
Juncus perpusillus (Fern.-Carv. & Navarro) Rivas Mart., Fern.Gonz. & Sánchez Mata [Illegitimate]	Synonym		IOPI
Juncus persicus Boiss.	Accepted		IOPI
Juncus persicus subsp. libanoticus (J.Thiébaut) Novikov & Snogerup	Accepted		IOPI
Juncus persicus subsp. vvedenskii (V.I.Krecz.) Novikov	Synonym		IOPI
Juncus pervetus Fernald	Accepted		IOPI
Juncus phaeanthus L.A.S.Johnson	Accepted		IOPI
Juncus phaeocarpus A.M.Lu & Z.Y.Zhang	Synonym		IOPI
Juncus phaeocephalus Engelm.	Accepted		IOPI
Juncus phaeocephalus var. glomeratus Engelm.	Synonym		IOPI
Juncus phaeocephalus var. gracilis Engelm.	Synonym		IOPI
Juncus phalereus Gand.	Synonym		IOPI
Juncus philippii Lojac.	Unresolved		IOPI
Juncus phyllophorus Lojac.	Unresolved		IOPI
Juncus pictus Steud.	Accepted		IOPI
Juncus pictus F.Phil. [Illegitimate]	Synonym		IOPI
Juncus pilosus L.	Synonym		IOPI
Juncus pilosus subsp. cymosus Schrank	Synonym		IOPI
Juncus pilosus subsp. fascicularis Schrank	Synonym		IOPI
Juncus pilosus subsp. glabrescens Schrank	Synonym		IOPI
Juncus pilosus subsp. maximus (Reichard) Ehrh.	Synonym		IOPI
Juncus pilosus var. vernalis (Reichard) Pers.	Synonym		IOPI
Juncus pisuergae P.Monts.	Synonym		IOPI
Juncus planifolius R.Br.	Accepted		IOPI
Juncus planifolius var. chathamensis Buchenau	Synonym		IOPI
Juncus planifolius var. demissus (Steud.) Buchenau	Synonym		IOPI
Juncus planifolius var. humilis Ostenf.	Synonym		IOPI
Juncus planifolius var. tenellus Benth.	Synonym		IOPI
Juncus platycaulos Kunth	Synonym		IOPI
Juncus platyphyllus (Wiegand) Fernald	Synonym		IOPI
Juncus plebeius R.Br.	Synonym		IOPI
Juncus plumosus Wall. ex E. Mey.	Synonym		TRO
Juncus pohlii Steud.	Synonym		IOPI
Juncus polyanthemus Buchenau	Accepted		IOPI
Juncus polyanthemus var. cheesemanii (Buchenau) Buchenau	Synonym		IOPI
Juncus polycarpus Mey.	Unresolved		TRO
Juncus polycephalus D.Don ex Hook. [Illegitimate]	Synonym		IOPI
Juncus polycephalus Michx.	Accepted		IOPI
Juncus polycephalus var. crassifolius Michx.	Synonym		IOPI
Juncus polycephalus var. depauperatus Torr.	Synonym		IOPI
Juncus polycephalus var. paradoxus (E.Mey.) Torr.	Synonym		IOPI
Juncus polycephalus var. tenuifolius Michx.	Synonym		IOPI
Juncus polytrichos E.Mey. & Buchenau	Synonym		IOPI
Juncus pondii Alph.Wood	Synonym		IOPI
Juncus ponticus Steven	Synonym		IOPI
Juncus potaninii Buchenau	Accepted		IOPI
Juncus potaninii subsp. potaninii	Accepted		IOPI
Juncus potaninii subsp. woroschilovii (Nechaev & Novikov) Novikov	Accepted		IOPI
Juncus pringlei Fernald	Synonym		IOPI
Juncus prismatocarpus R.Br.	Accepted		IOPI
Juncus prismatocarpus subsp. leschenaultii (Gay ex Laharpe) Kirschner	Accepted		IOPI
Juncus prismatocarpus var. leschenaultii (Gay ex Laharpe) Buchenau	Synonym		IOPI
Juncus prismatocarpus subsp. prismatocarpus	Accepted		IOPI
Juncus prismatocarpus subsp. teretifolius K.F.Wu	Synonym		IOPI
Juncus procerus E.Mey.	Accepted		IOPI
Juncus procerus Bianca [Illegitimate]	Synonym		IOPI
Juncus prolifer Kunth	Synonym		IOPI
Juncus prominens (Buchenau) Miyabe & Kudo	Accepted		IOPI
Juncus prominens Miyabe et Kudo	Unresolved		TRO
Juncus proximus Steud.	Synonym		IOPI
Juncus przewalskii Buchenau	Accepted		IOPI
Juncus przewalskii var. discolor Sam.	Synonym		IOPI
Juncus przewalskii var. multiflorus S.Y.Bao	Synonym		IOPI
Juncus psammophilus L.A.S.Johnson	Accepted		IOPI
Juncus pseudacutus Pau	Synonym		IOPI
Juncus pseudocastaneus (Lingelsh.) Sam.	Synonym		IOPI
Juncus pseudokrameri Satake	Synonym		IOPI
Juncus pumilus Raf.	Synonym		IOPI
Juncus punctorius L.f.	Accepted		IOPI
Juncus punctorius var. exaltatus (Decne.) Buchenau	Synonym		IOPI
Juncus punctorius subsp. mauritanicus Trab.	Synonym		IOPI
Juncus punctorius var. mauritanicus (Trab.) Buchenau & Trab.	Synonym		IOPI
Juncus punctorius var. schimperi (Hochst. ex A.Rich.) Buchenau	Synonym		IOPI
Juncus pusillus Buchenau	Accepted		IOPI
Juncus pygmaeus Rich. ex Thuill.	Accepted		IOPI
Juncus pygmaeus var. bicephalus (Viv.) Nyman	Synonym		IOPI
Juncus pygmaeus var. brachycarpus P.Candargy	Synonym		IOPI
Juncus pygmaeus f. lacustris (Lange) Fern.-Carv.	Synonym		IOPI
Juncus pygmaeus var. lacustris Lange	Synonym		IOPI
Juncus pygmaeus f. submersus H.Glück	Synonym		IOPI
Juncus pygmaeus var. umbelloides Holkema	Synonym		IOPI
Juncus pylaei Laharpe	Accepted		IOPI
Juncus pyramidatus Laharpe	Synonym		IOPI
Juncus pyramidatus var. kotschyi (Boiss.) Boiss.	Synonym		IOPI
Juncus pyrenaeus Timb.-Lagr. & Jeanb.	Synonym		IOPI
Juncus pyrenaicus Cadevall & Pau	Synonym		IOPI
Juncus quartinianus A.Rich.	Synonym		IOPI
Juncus radicans Schltdl.	Synonym		IOPI
Juncus radicans Schur	Synonym		TRO
Juncus radula Buchenau	Accepted		IOPI
Juncus radula var. laevior Buchenau	Synonym		IOPI
Juncus × raeperi Asch. & Graebn.	Unresolved		TRO
Juncus ramboi Barros	Accepted		IOPI
Juncus ramboi f. explicatus Barros	Synonym		IOPI
Juncus ramboi subsp. ramboi	Accepted		IOPI
Juncus ranarius Songeon & E.P.Perrier	Accepted		IOPI
Juncus ranarius var. ossoraicus Novikov	Synonym		IOPI
Juncus ranarius subsp. turkestanicus V. Novik.	Synonym		TRO
Juncus rariflorus Hartm.	Synonym		IOPI
Juncus rariflorus var. obtusatus Hartm.	Synonym		IOPI
Juncus ratkowskyanus L.A.S.Johnson	Accepted		IOPI
Juncus rechingeri Snogerup	Accepted		IOPI
Juncus recurvatus Raf.	Unresolved		IOPI
Juncus regelii Buchenau	Accepted		IOPI
Juncus remotiflorus L.A.S.Johnson	Accepted		IOPI
Juncus repens Michx.	Accepted		IOPI
Juncus repens Req. [Illegitimate]	Synonym		IOPI
Juncus requienii Parl.	Accepted		IOPI
Juncus retroflexus Rafn	Synonym		IOPI
Juncus revolutus R.Br.	Accepted		IOPI
Juncus rhiphaenus Pau & Font-Quer	Synonym		IOPI
Juncus rhotangensis Goel & Aswal	Accepted		IOPI
Juncus richardsonianus Schult. & Schult.f.	Synonym		IOPI
Juncus rigidus Desf.	Accepted		IOPI
Juncus rivularis Poepp. ex Steud.	Synonym		IOPI
Juncus rivularis Poepp. ex Kunth	Synonym		TRO
Juncus robustus S.Watson	Synonym		IOPI
Juncus robustus (Engelm.) Coville [Illegitimate]	Synonym		IOPI
Juncus rochelianus Schult. & Schult.f.	Synonym		IOPI
Juncus rochelianus var. digeneus (Borbás) Nyman	Synonym		IOPI
Juncus roemerianus Scheele	Accepted		IOPI
Juncus rostkovii E.Mey.	Synonym		IOPI
Juncus rostratus Buchenau	Synonym		IOPI
Juncus rubens Lam.	Unresolved		IOPI
Juncus rudis Kunth	Synonym		IOPI
Juncus rufus Miel. ex Huebener [Invalid]	Synonym		IOPI
Juncus rugosus Steud.	Synonym		IOPI
Juncus rugulosus Engelm.	Synonym		IOPI
Juncus rupestris Kunth	Accepted		IOPI
Juncus rupestris f. gracilis Buchenau	Synonym		IOPI
Juncus rupestris f. robusta Buchenau	Synonym		IOPI
Juncus rupestris var. schlechteri (Buchenau) Adamson	Synonym		IOPI
Juncus saginoides Engelm. [Invalid]	Synonym		IOPI
Juncus salinus Durieu	Synonym		IOPI
Juncus salsuginosus Turcz. ex C.A.Mey.	Accepted		IOPI
Juncus salsuginosus Turcz. ex E. Mey.	Synonym		TRO
Juncus salsuginosus subsp. tuvinicus Kovt.	Synonym		IOPI
Juncus salsuginosus var. tuvinicus (Kovt.) Novikov	Synonym		IOPI
Juncus sandwithii Lourteig	Accepted		IOPI
Juncus sarophorus L.A.S.Johnson	Accepted		IOPI
Juncus satakei Kitag.	Synonym		IOPI
Juncus saximontanus A.Nelson	Accepted		IOPI
Juncus saximontanus f. brunnescens (Rydb.) F.J.Herm.	Synonym		IOPI
Juncus saximontanus var. robustior M.Peck	Synonym		IOPI
Juncus scabriusculus Kunth	Accepted		IOPI
Juncus scabriusculus var. subglandulosus (Steud.) Buchenau	Synonym		IOPI
Juncus × scalovenicus Asch. & Graebn.	Synonym		IOPI
Juncus scheuchzerioides Gaudich.	Accepted		IOPI
Juncus scheuchzerioides var. inconspicuus (d'Urv.) Hook.f.	Synonym		IOPI
Juncus scheuchzerioides var. inconspicuus (d'Urv.) Hook.	Synonym		TRO
Juncus schimperi Hochst. ex A.Rich.	Synonym		IOPI
Juncus schischkinii Krylov & Sumnev.	Synonym		IOPI
Juncus schischkinii Kryl. & Sumn.	Synonym		TRO
Juncus schlagintweitii Buchenau	Synonym		IOPI
Juncus schlechteri Buchenau	Synonym		IOPI
Juncus schoenoides Mérat	Unresolved		IOPI
Juncus schranckii K.Moll	Synonym		IOPI
Juncus scirpoides Lam.	Accepted		IOPI
Juncus scirpoides var. compositus R.M.Harper	Synonym		IOPI
Juncus scirpoides var. macrostemon (J.Gay ex Laharpe) Engelm.	Synonym		IOPI
Juncus scirpoides var. macrostemon J. Gay	Synonym		TRO
Juncus scirpoides var. meridionalis Buchenau	Synonym		IOPI
Juncus scirpoides var. polycephalus (Michx.) Engelm.	Synonym		IOPI
Juncus secundiflorus Raf.	Unresolved		IOPI
Juncus secundus P.Beauv. ex Poir.	Accepted		IOPI
Juncus sellowianus Kunth	Synonym		IOPI
Juncus semisolidus L.A.S.Johnson	Accepted		IOPI
Juncus septangulus Peterm. [Illegitimate]	Synonym		IOPI
Juncus serratus L.f.	Synonym		IOPI
Juncus setaceus Rostk.	Synonym		IOPI
Juncus setchuensis Buchenau	Accepted		IOPI
Juncus setchuensis var. compactus Satake	Synonym		IOPI
Juncus setchuensis f. compactus (Satake) Satake	Synonym		IOPI
Juncus setchuensis var. effusoides Buchenau	Synonym		IOPI
Juncus setifolius Ehrh. [Invalid]	Synonym		IOPI
Juncus setosus (Coville) Small	Synonym		IOPI
Juncus sherei Miyam. & H.Ohba	Accepted		IOPI
Juncus siculus Tineo	Synonym		IOPI
Juncus sikkimensis Hook.f.	Accepted		IOPI
Juncus sikkimensis var. helvolus K.F.Wu	Synonym		IOPI
Juncus sikkimensis var. longiflorus A.Camus	Synonym		IOPI
Juncus sikkimensis var. monocephalus Hook.f.	Synonym		IOPI
Juncus sikkimensis var. pseudocastaneus Lingelsh.	Synonym		IOPI
Juncus similis Buchenau	Synonym		IOPI
Juncus sinensis Gay ex Laharpe	Synonym		IOPI
Juncus singularis Steud.	Synonym		IOPI
Juncus slwookoorum S.B.Young	Synonym		IOPI
Juncus smithii Kunth [Illegitimate]	Synonym		IOPI
Juncus smithii Engelm. [Illegitimate]	Synonym		IOPI
Juncus socotranus (Buchenau) Snogerup	Accepted		IOPI
Juncus sonderianus Buchenau	Accepted		IOPI
Juncus soranthus Schrenk	Accepted		IOPI
Juncus sorrentinii Parl.	Accepted		IOPI
Juncus sorrentinii var. bicephalus Lojac.	Synonym		IOPI
Juncus sosnowskyi Novikov	Synonym		IOPI
Juncus spadiceus Vill.	Synonym		IOPI
Juncus spadiceus Schreb. [Illegitimate]	Synonym		IOPI
Juncus spadiceus All. [Illegitimate]	Synonym		IOPI
Juncus spanianthus Steud.	Synonym		IOPI
Juncus sparganiifolius Boiss. & Kotschy ex Buchenau	Accepted		IOPI
Juncus spectabilis Rendle	Accepted		IOPI
Juncus sphacelatus Decne.	Accepted		IOPI
Juncus sphacelatus var. himalensis (Klotzsch) Jafri	Synonym		IOPI
Juncus sphaerocarpus Nees	Accepted		IOPI
Juncus sphaerocarpus var. amuricus (Maxim.) Buchenau	Synonym		IOPI
Juncus sphaerocephalus K.F.Wu [Illegitimate]	Synonym		IOPI
Juncus sphagnetorum (Buchenau) Adamson	Synonym		IOPI
Juncus sphenostemon Buchenau	Synonym		IOPI
Juncus spicatus L.	Synonym		IOPI
Juncus spinosus Forssk.	Synonym		IOPI
Juncus spinosus var. congestus (L.B.Hall) Druce	Synonym		IOPI
Juncus sprengelii Willd.	Synonym		IOPI
Juncus sprengelii Nees ex Buchenau [Illegitimate]	Synonym		IOPI
Juncus sprengelii var. gracilior Buchenau	Synonym		IOPI
Juncus sprengelii var. robustior Buchenau	Synonym		IOPI
Juncus spretus Schult. & Schult.f. [Invalid]	Synonym		IOPI
Juncus spumosus Noltie	Accepted		IOPI
Juncus squarrosus L.	Accepted		IOPI
Juncus squarrosus subsp. ellmanii (C.E.Hubb., Sandwith & Turrill) Maire & Weiller	Synonym		IOPI
Juncus squarrosus var. glomeratus Hartm.	Synonym		IOPI
Juncus squarrosus var. longibracteatus Zapal.	Synonym		IOPI
Juncus stellatus Willd. ex Kunth [Invalid]	Synonym		IOPI
Juncus stenopetalus Adamson	Accepted		IOPI
Juncus stenophyllus Steud.	Synonym		IOPI
Juncus stipulatus Nees & Meyen	Accepted		IOPI
Juncus stipulatus var. chilensis (Gay) Kirschner	Accepted		IOPI
Juncus stipulatus var. corralensis (Phil.) Buchenau	Synonym		IOPI
Juncus stipulatus var. stipulatus	Accepted		IOPI
Juncus stoechadanthos Brot.	Synonym		IOPI
Juncus stolonifer Wohll.	Synonym		IOPI
Juncus striatus Schousb. ex E.Mey.	Accepted		IOPI
Juncus striatus var. asper (Sauzé) Nyman	Synonym		IOPI
Juncus striatus var. capitulatus Lojac.	Synonym		IOPI
Juncus striatus var. diffusus Lange	Synonym		IOPI
Juncus striatus var. hochstetteri (Steud.) Nyman	Synonym		IOPI
Juncus striatus var. lagenarius (J.Gay ex Laharpe) Parl.	Synonym		IOPI
Juncus striatus subsp. lagenarius (J.Gay ex Laharpe) Arcang.	Synonym		IOPI
Juncus striatus var. macrocephalus Coss. & Durieu	Synonym		IOPI
Juncus striatus var. pauciflorus Tineo ex Parl.	Synonym		IOPI
Juncus striatus var. prolifer Parl.	Synonym		IOPI
Juncus striatus var. pygmaeus Lojac.	Synonym		IOPI
Juncus striatus var. radicans Lojac.	Synonym		IOPI
Juncus strictus Lucé	Synonym		IOPI
Juncus × stuckeyi Reinking	Accepted		IOPI
Juncus stygius L.	Accepted		IOPI
Juncus stygius subsp. americanus (Buchenau) Hultén	Accepted		IOPI
Juncus stygius var. americanus Buchenau	Synonym		IOPI
Juncus stygius subsp. grossii Abrom.	Synonym		IOPI
Juncus stygius subsp. stygius	Accepted		IOPI
Juncus subarticulatus Zakirov & Novopokr.	Synonym		IOPI
Juncus subcaudatus (Engelm.) Coville & S.F.Blake	Accepted		IOPI
Juncus subcaudatus var. planisepalus Fernald	Synonym		IOPI
Juncus subcompressus Zakirov & Novopokr.	Synonym		IOPI
Juncus subcuneatus C.E.Moss ex Adamson	Synonym		IOPI
Juncus subcuneatus var. latifolius Adamson	Synonym		IOPI
Juncus subcuneatus var. minor Adamson	Synonym		IOPI
Juncus subglandulosus Steud.	Synonym		IOPI
Juncus subglaucus L.A.S.Johnson	Accepted		IOPI
Juncus subglobosus C.E.Moss ex Adamson	Synonym		IOPI
Juncus subglobosus K.F.Wu [Illegitimate]	Synonym		IOPI
Juncus subincurvus Steud.	Synonym		IOPI
Juncus submonocephalus Steud.	Synonym		IOPI
Juncus subnodulosus Schrank	Accepted		IOPI
Juncus subnodulosus var. condensatus (Cout.) Fern-Carv.	Synonym		IOPI
Juncus suboxycarpus Adamson	Synonym		IOPI
Juncus subpilosus Gilib.	Synonym		TRO
Juncus subsecundus N.A.Wakef.	Accepted		IOPI
Juncus subtilis E.Mey.	Accepted		IOPI
Juncus subtriflorus (E.Mey.) Coville	Synonym		IOPI
Juncus subulatus Forssk.	Accepted		IOPI
Juncus subulatus f. salinus (Durieu) Maire	Synonym		IOPI
Juncus subulatus subsp. siculus (Tineo) K.Richt.	Synonym		IOPI
Juncus subuliflorus Drejer	Synonym		IOPI
Juncus subuliflorus f. laxus (Beck) Reichg.	Synonym		IOPI
Juncus subuliflorus f. leersii (T.Marsson) Reichg.	Synonym		IOPI
Juncus subuliflorus f. leersii Reichgelt	Synonym		TRO
Juncus subuliflorus f. praeflorens (Ade & Vollm.) Reichg.	Synonym		IOPI
Juncus subulitepalus Balslev	Accepted		IOPI
Juncus subverticillatus Wulfen	Synonym		IOPI
Juncus subverticillatus var. fluitans (Lam.) Wallr.	Synonym		IOPI
Juncus sudeticus Willd.	Synonym		IOPI
Juncus suksdorfii Rydb.	Synonym		IOPI
Juncus sulcatus Hochst.	Synonym		IOPI
Juncus sundaicus Ridl.	Synonym		IOPI
Juncus supiniformis Engelm.	Accepted		IOPI
Juncus supinus Moench	Synonym		IOPI
Juncus supinus var. confervaceus (St.-Lag.) Rouy	Synonym		IOPI
Juncus supinus f. confervaceus (St.-Lag.) Buchenau	Synonym		IOPI
Juncus supinus var. cylindricus Husn.	Synonym		IOPI
Juncus supinus var. erectus Neilr.	Synonym		IOPI
Juncus supinus var. erectus E.Lehm.	Synonym		IOPI
Juncus supinus var. fluitans (Lam.) Fr.	Synonym		IOPI
Juncus supinus f. fluitans (Lam.) Neuman	Synonym		IOPI
Juncus supinus subsp. fluitans (Lam.) K.Richt.	Synonym		IOPI
Juncus supinus subsp. kochii (F.W.Schultz) Nyman	Synonym		IOPI
Juncus supinus var. kochii (F.W.Schultz) Syme	Synonym		IOPI
Juncus supinus f. nanus Peterm.	Synonym		IOPI
Juncus supinus var. nigritellus F.W.Schultz	Synonym		IOPI
Juncus supinus var. nigritellus W.D.J.Koch [Illegitimate]	Synonym		IOPI
Juncus supinus var. nodosus Lange	Synonym		IOPI
Juncus supinus var. pygmaeus T.Marsson	Synonym		IOPI
Juncus supinus var. repens Gren. & Godr.	Synonym		IOPI
Juncus supinus f. submersus Glück	Synonym		IOPI
Juncus supinus var. terrestris Lange	Synonym		IOPI
Juncus supinus subsp. uliginosus (Roth) K.Richt.	Synonym		IOPI
Juncus supinus var. uliginosus (Roth) Fr.	Synonym		IOPI
Juncus supinus var. viviparus (Relhan) Willk. & Lange	Synonym		IOPI
Juncus supinus var. welwitschii (Hochst. ex Steud.) Cout.	Synonym		IOPI
Juncus supinus subsp. welwitschii (Hochst. ex Steud.) K.Richt.	Synonym		IOPI
Juncus × surrejanus Druce ex Stace & Lambion	Synonym		IOPI
Juncus surreyanus Druce ex Stace & Lambinon	Unresolved		TRO
Juncus × sylvaticoides H.Lév. [Illegitimate]	Synonym		IOPI
Juncus sylvaticus (L.) Reichard [Illegitimate]	Synonym		IOPI
Juncus sylvaticus Huds.	Synonym		IOPI
Juncus sylvaticus Muhl. [Illegitimate]	Synonym		IOPI
Juncus sylvaticus var. brachiatus Lojac.	Synonym		IOPI
Juncus sylvaticus var. congestus Lange	Synonym		IOPI
Juncus sylvaticus f. divaricatus Heuffel	Synonym		IOPI
Juncus sylvaticus var. macrocephalus W.D.J.Koch	Synonym		IOPI
Juncus sylvaticus var. multiflorus Rochel	Synonym		IOPI
Juncus sylvaticus var. pallescens W.D.J.Koch	Synonym		IOPI
Juncus sylvaticus var. paniculatus Lojac.	Synonym		IOPI
Juncus sylvaticus var. rochelianus (Schult. & Schult.f.) Nyman	Synonym		IOPI
Juncus sylvaticus subsp. rugosus (Steud.) Nyman	Synonym		IOPI
Juncus sylvaticus var. viviparus Lange	Synonym		IOPI
Juncus takasagomontanus Satake	Synonym		IOPI
Juncus tanguticus Sam.	Synonym		IOPI
Juncus taonanensis Satake & Kitag.	Accepted		IOPI
Juncus tasmanicus Engelm.	Synonym		IOPI
Juncus tatewakii Satake	Synonym		IOPI
Juncus tenageia Ehrh. ex L.f.	Accepted		IOPI
Juncus tenageia subsp. acicularis (H.Roux) Bonnier & Layens	Synonym		IOPI
Juncus tenageia var. brunneus Neilr.	Synonym		IOPI
Juncus tenageia f. depauperatus Cout.	Synonym		IOPI
Juncus tenageia var. filiformis Gaudin	Synonym		IOPI
Juncus tenageia var. intermedius Gaudin	Synonym		IOPI
Juncus tenageia f. pauciflorus Albert	Synonym		IOPI
Juncus tenageia subsp. perpusillus Fern.-Carv. & Navarro	Accepted		IOPI
Juncus tenageia var. racemosus Gaudin	Synonym		IOPI
Juncus tenageia var. rhiphaenus (Pau & Font-Quer) Maire	Synonym		IOPI
Juncus tenageia subsp. sphaerocarpus (Nees) Trab.	Synonym		IOPI
Juncus tenageia var. sphaerocarpus (Nees) Cariot & St.-Lag.	Synonym		IOPI
Juncus tenageia var. strictus Gaudin	Synonym		IOPI
Juncus tenageia subsp. tenageia	Accepted		IOPI
Juncus tenax Banks & Sol. ex Sm. [Illegitimate]	Synonym		IOPI
Juncus tenax Sol. ex G.Forst. [Invalid]	Synonym		IOPI
Juncus tenax Poir. [Illegitimate]	Synonym		IOPI
Juncus tenellus S.Geuns [Illegitimate]	Synonym		IOPI
Juncus tenuifolius Steud.	Synonym		IOPI
Juncus tenuis Willd.	Accepted		IOPI
Juncus tenuis var. anthelatus Wiegand	Synonym		IOPI
Juncus tenuis f. anthelatus (Wiegand) F.J. Herm.	Synonym		TRO
Juncus tenuis var. bicornis (Michx.) E.Mey.	Synonym		IOPI
Juncus tenuis subsp. bicornis (Michx.) P.Fourn.	Synonym		IOPI
Juncus tenuis var. congestus Engelm.	Synonym		IOPI
Juncus tenuis var. dichotomus (Elliott) Alph.Wood	Synonym		IOPI
Juncus tenuis f. discretiflorus (F.J.Herm.) Fernald	Synonym		IOPI
Juncus tenuis subsp. dudleyi (Wiegand) P.Fourn.	Synonym		IOPI
Juncus tenuis var. dudleyi (Wiegand) F.J.Herm.	Synonym		IOPI
Juncus tenuis var. germanorum (Steud.) Rouy	Synonym		IOPI
Juncus tenuis var. laxiflorus Fiek	Synonym		IOPI
Juncus tenuis var. multicornis E.Mey.	Synonym		IOPI
Juncus tenuis var. nakaii Satake	Synonym		IOPI
Juncus tenuis var. occidentalis Coville [Illegitimate]	Synonym		IOPI
Juncus tenuis var. platycaulos (Kunth) Buchenau	Synonym		IOPI
Juncus tenuis var. platyphyllus (Wiegand) Cory	Synonym		IOPI
Juncus tenuis var. secundus (P.Beauv. ex Poir.) Engelm.	Synonym		IOPI
Juncus tenuis var. unicornis E.Mey.	Synonym		IOPI
Juncus tenuis var. uniflorus Farw.	Synonym		IOPI
Juncus tenuis f. williamsii (Fernald) F.J.Herm.	Synonym		IOPI
Juncus tenuis var. williamsii Fernald	Synonym		IOPI
Juncus terminiflorus Larrañaga	Unresolved		IOPI
Juncus texanus (Engelm.) Coville	Accepted		IOPI
Juncus textilis Buchenau	Accepted		IOPI
Juncus thomasii Ten.	Accepted		IOPI
Juncus thomasii var. laxiusculus Zapal.	Synonym		IOPI
Juncus thomasii subsp. palensis Maly	Synonym		IOPI
Juncus thompsonianus L.A.S.Johnson	Accepted		IOPI
Juncus thomsonii Buchenau	Accepted		IOPI
Juncus thomsonii var. fulvus K.F.Wu	Synonym		IOPI
Juncus tibeticus T.V.Egorova	Synonym		IOPI
Juncus tiehmii Ertter	Accepted		IOPI
Juncus timotensis Barros	Synonym		IOPI
Juncus tingitanus Maire & Weiller	Accepted		IOPI
Juncus tobdeniorum Noltie	Accepted		IOPI
Juncus togakushiensis H.Lév.	Synonym		IOPI
Juncus togakushiensis f. viviparus (Satake) Satake	Synonym		IOPI
Juncus togakushiensis var. viviparus Satake	Synonym		IOPI
Juncus tokubuchii Miyabe & Kudô	Synonym		IOPI
Juncus tommasinii Parl.	Synonym		IOPI
Juncus torreyi Coville	Accepted		IOPI
Juncus torreyi f. brevipes Farw.	Synonym		IOPI
Juncus torreyi var. globularis Farw.	Synonym		IOPI
Juncus torreyi f. longipes Farw.	Synonym		IOPI
Juncus torreyi var. paniculatus Farw.	Synonym		IOPI
Juncus torreyi var. prolifer Lunell	Synonym		IOPI
Juncus trachyphyllus Miyam. & H.Ohba	Accepted		IOPI
Juncus tracyi Rydb.	Synonym		IOPI
Juncus tracyi f. utahensis (R.F.Martin) F.J.Herm.	Synonym		IOPI
Juncus transsilvanicus Schur	Synonym		IOPI
Juncus tratangensis Satake	Synonym		IOPI
Juncus triandrus Gouan [Illegitimate]	Synonym		IOPI
Juncus triandrus Bosc ex Schult. & Schult. f.	Synonym		TRO
Juncus tricephalus J.Gay ex Laharpe	Synonym		IOPI
Juncus triceps Rostk.	Synonym		IOPI
Juncus triceps var. koreanus (Ohwi) Satake	Synonym		IOPI
Juncus trichodes Steud.	Unresolved		IOPI
Juncus trichophyllus W.W.Sm.	Accepted		IOPI
Juncus trifidus L.	Accepted		IOPI
Juncus trifidus subsp. carolinianus Hämet-Ahti	Synonym		IOPI
Juncus trifidus var. fastigiatus Tausch	Synonym		IOPI
Juncus trifidus subsp. hostii Hartm.	Synonym		IOPI
Juncus trifidus var. medius Rouy	Synonym		IOPI
Juncus trifidus var. monanthos (Jacq.) Bluff & Fingerh.	Synonym		TRO
Juncus trifidus subsp. monanthos (Jacq.) Asch. & Graebn.	Synonym		TRO
Juncus trifidus var. sessiliflorus Tausch	Synonym		IOPI
Juncus trifidus var. triflorus Krylov	Synonym		IOPI
Juncus trifidus var. uniflorus Tausch	Synonym		IOPI
Juncus trifidus var. vaginatus Neilr.	Synonym		IOPI
Juncus triflorus Ohwi	Synonym		IOPI
Juncus triformis Engelm.	Accepted		IOPI
Juncus triformis var. brachystylus Engelm.	Synonym		IOPI
Juncus triformis var. stylosus Engelm.	Synonym		IOPI
Juncus triformis var. uniflorus Engelm.	Synonym		IOPI
Juncus triglumis L.	Accepted		IOPI
Juncus triglumis Walter	Synonym		TRO
Juncus triglumis f. acutiusculus (Norman) Neuman	Synonym		IOPI
Juncus triglumis var. acutiusculus Norman	Synonym		IOPI
Juncus triglumis subsp. albescens (Lange) Hultén	Accepted		IOPI
Juncus triglumis var. albescens Lange	Synonym		IOPI
Juncus triglumis var. copelandii Buchenau	Synonym		IOPI
Juncus triglumis var. fuscatus Regel	Synonym		IOPI
Juncus triglumis var. nigricans Regel	Synonym		IOPI
Juncus triglumis var. schischkinii (Krylov & Sumnev.) Novikov	Synonym		IOPI
Juncus triglumis subsp. triglumis	Accepted		IOPI
Juncus triglumis subsp. wakhaniensis Snogerup	Synonym		IOPI
Juncus trigonocarpus Steud.	Accepted		IOPI
Juncus trinervis Liebm.	Synonym		IOPI
Juncus trinervis var. elatus Liebm.	Synonym		IOPI
Juncus trinervis var. minor Liebm.	Synonym		IOPI
Juncus tristanianus Hemsl.	Synonym		IOPI
Juncus truncatus Rydb.	Synonym		IOPI
Juncus turczaninowii (Buchenau) Freyn	Synonym		IOPI
Juncus turczaninowii (Buchenau) V.I. Krecz.	Synonym		TRO
Juncus turczaninowii var. jeholensis (Satake) K.F.Wu & Ma	Synonym		IOPI
Juncus turkestanicus V.I.Krecz. & Gontsch.	Accepted		IOPI
Juncus tweedyi Rydb.	Synonym		IOPI
Juncus tyraicus (Pacz.) V.I.Krecz. & Gontsch.	Synonym		IOPI
Juncus tyraicus V. Novik.	Accepted		TRO
Juncus uliginosus Roth	Synonym		IOPI
Juncus uliginosus var. fluitans (Lam.) Spenn.	Synonym		IOPI
Juncus uliginosus var. minor Hook.	Synonym		IOPI
Juncus uliginosus var. subtilis (E.Mey.) Hook.	Synonym		IOPI
Juncus umbellatus Adamson	Synonym		IOPI
Juncus umbellifer H.Lév. & Vaniot	Synonym		IOPI
Juncus uncialis Greene	Accepted		IOPI
Juncus unibracteatus Griff.	Synonym		IOPI
Juncus uniflorus W.W.Sm.	Accepted		IOPI
Juncus unifolius A.M.Lu & Z.Y.Zhang	Synonym		IOPI
Juncus uruguensis Griseb.	Accepted		IOPI
Juncus urvillei Steud.	Synonym		IOPI
Juncus usitatus L.A.S.Johnson	Accepted		IOPI
Juncus ustulatus Hoppe	Synonym		IOPI
Juncus ustulatus Buchenau [Illegitimate]	Synonym		IOPI
Juncus ustulatus var. alpestris (Hartm.) Hartm.	Synonym		IOPI
Juncus ustulatus var. alpinus (Vill.) Gaudin	Synonym		IOPI
Juncus ustulatus var. rariflorus (Hartm.) Lange	Synonym		IOPI
Juncus utahensis R.F.Martin	Synonym		IOPI
Juncus vacillans Steud.	Synonym		IOPI
Juncus vaginatus R.Br.	Accepted		IOPI
Juncus vaillantii Thuill.	Synonym		IOPI
Juncus × valbrayi H.Lév.	Accepted		IOPI
Juncus valdiviae Steud.	Synonym		IOPI
Juncus validus Coville	Accepted		IOPI
Juncus validus var. fascinatus M.C.Johnst.	Accepted		IOPI
Juncus vallicola (Rydb.) Rydb.	Synonym		IOPI
Juncus vallis-demonis Lojac.	Synonym		IOPI
Juncus valvatus Link	Accepted		IOPI
Juncus valvatus var. caricinus (Durieu) Coss. & Durieu	Synonym		IOPI
Juncus valvatus subsp. conimbrigensis A.Fern. & R.B.Fern.	Synonym		IOPI
Juncus valvatus var. echinuloides (Brot.) Coss. & Durieu	Synonym		IOPI
Juncus variegatus Caruel	Synonym		IOPI
Juncus vaseyi Engelm.	Accepted		IOPI
Juncus venturianus Castillón	Accepted		IOPI
Juncus vernalis Reichard	Synonym		IOPI
Juncus virens Buchenau	Accepted		IOPI
Juncus virgatus Raf.	Unresolved		IOPI
Juncus viridifolius Adamson	Synonym		IOPI
Juncus viviparus Conrad [Illegitimate]	Synonym		IOPI
Juncus viviparus Relhan	Synonym		IOPI
Juncus vvedenskii V.I.Krecz.	Synonym		IOPI
Juncus wallichianus J.Gay ex Laharpe	Accepted		IOPI
Juncus warakensis Nábelek	Synonym		IOPI
Juncus webbianus V.I.Krecz.	Synonym		IOPI
Juncus welwitschii Hochst. ex Steud.	Synonym		IOPI
Juncus woroschilovii Nechaev & Novikov	Synonym		IOPI
Juncus woroschilovii Neczajev & Novik	Synonym		TRO
Juncus xantholepis Steud.	Synonym		IOPI
Juncus xiphioides E.Mey.	Accepted		IOPI
Juncus xiphioides var. auratus Engelm.	Synonym		IOPI
Juncus xiphioides var. glomeratus (Engelm.) Hoover	Synonym		TRO
Juncus xiphioides var. littoralis Engelm.	Synonym		IOPI
Juncus xiphioides var. macranthus Engelm.	Synonym		IOPI
Juncus xiphioides var. montanus Engelm.	Synonym		IOPI
Juncus xiphioides var. triandrus Engelm.	Synonym		IOPI
Juncus yakeisidakensis Satake	Synonym		IOPI
Juncus yanshanuensis Novikov	Synonym		IOPI
Juncus yokoscensis (Franch. & Sav.) Satake	Synonym		IOPI
Juncus yokoscensis var. laxus Satake	Synonym		IOPI
Juncus yoskisukei Goel	Synonym		IOPI
Juncus yui S.Y.Bao	Accepted		IOPI
Juncus yunnanensis A.Camus	Synonym		IOPI
Juncus zebrinus André	Synonym		IOPI
Juncus zeilanicus Houtt.	Synonym		IOPI