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- Cyperaceae (6 072)
- Tribe Abildgaardieae Lye (569)
- Tribe Ascopholeae Nijal.
- Tribe Bisboeckelereae Pax (31)
- Tribe Bolboschoeneae (Tatanov) J.R.Starr (17)
- Tribe Calliscirpeae Lév.-Bourret & J.R.Starr (2)
- Tribe Cariceae Dumort. (2 340)
- Tribe Carpheae Semmouri & Larridon (15)
- Tribe Chrysitricheae Nees (14)
- Tribe Cladieae Nees (4)
- Tribe Cryptangieae Benth. (57)
- Tribe Cypereae Dumort. (1 130)
- Tribe Dulichieae W.Schultze-Motel (3)
- Tribe Eleocharideae Goetgh. (312)
- Genus Eleocharis R.Br. (312)
- Subgenus Eleocharis subg. Bothrocarpa Torr.
- Subgenus Eleocharis subg. Cyperoscirpus Torr.
- Subgenus Eleocharis subg. Eleocharis R.Br.
- Subgenus Eleocharis subg. Eleogenus C.B.Clarke
- Subgenus Eleocharis subg. Eueleocharis C.B.Clarke
- Subgenus Eleocharis subg. Limnochloa C.B.Clarke
- Subgenus Eleocharis subg. Limnochloa (P.Beauv. & T.Lestib.) Torr.
- Subgenus Eleocharis subg. Limnochloa (T.Lestib.) T.V.Egorova
- Subgenus Eleocharis subg. Scirpidium (Nees) Kukkonen
- Subgenus Eleocharis subg. Somphocarya Torr.
- Subgenus Eleocharis subg. Sulcatae C.B.Clarke
- Subgenus Eleocharis subg. Zinserlingia T.V.Egorova
- Section Eleocharis sect. Aciculares C.B.Clarke
- Section Eleocharis sect. Baeothryon (A.Dietr.) S.González & P.M.Peterson
- Section Eleocharis sect. Baeothryon (Gray) S.González & P.M.Peterson
- Section Eleocharis sect. Disciformes T.V.Egorova
- Section Eleocharis sect. Eleocharis R.Br.
- Section Eleocharis sect. Eleogenus (Nees) Benth. & Hook.f.
- Section Eleocharis sect. Leiocarpeae C.B.Clarke
- Section Eleocharis sect. Limnochloa (P.Beauv. & T.Lestib.) Benth. & Hook.f.
- Section Eleocharis sect. Maculosae (Svenson) T.V.Egorova & N.K.Khoi
- Section Eleocharis sect. Mutatae (Svenson) T.V.Egorova & N.K.Khoi
- Section Eleocharis sect. Palustriformes (Svenson) Zavaro & Pabón
- Section Eleocharis sect. Parvulae T.V.Egorova
- Section Eleocharis sect. Pauciflorae (Svenson) Zavaro & Pabón
- Section Eleocharis sect. Rigidae (Svenson) Kukkonen
- Section Eleocharis sect. Scirpidium (Nees) Benth. & Hook.f.
- Section Eleocharis sect. Sulcatae (Svenson) Zavaro & Pabón
- Section Eleocharis sect. Tenuissimae (Svenson) T.V.Egorova & N.K.Khoi
- Section Eleocharis sect. Tenuissimae (Clarke) T.V.Egorova & N.K.Khoi
- Series Eleocharis ser. Aciculares (C.B.Clarke) Svenson
- Series Eleocharis ser. Acutae S.T.Blake ex J.Kern
- Series Eleocharis ser. Acutae J.Kern
- Series Eleocharis ser. Albidae S.González & P.M.Peterson
- Series Eleocharis ser. Eleocharis R.Br.
- Series Eleocharis ser. Leiocarpae (C.B.Clarke) Y.L.Chang
- Series Eleocharis ser. Maculosae Svenson
- Series Eleocharis ser. Multicaules Svenson ex J.Kern
- Series Eleocharis ser. Multicaules J.Kern
- Series Eleocharis ser. Mutatae Svenson
- Series Eleocharis ser. Palustriformes Svenson
- Series Eleocharis ser. Palustriformes
- Series Eleocharis ser. Pauciflorae
- Series Eleocharis ser. Pauciflorae Svenson
- Series Eleocharis ser. Rostellatae S.González & P.M.Peterson
- Series Eleocharis ser. Sulcatae Svenson
- Series Eleocharis ser. Sulcatae (C.B.Clarke) Svenson
- Series Eleocharis ser. Sulcatae
- Series Eleocharis ser. Tenuissimae Svenson
- Series Eleocharis ser. Tuberculosae Svenson
- Series Eleocharis ser. Websteria (S.H.Wright) G.C.Tucker
- Subseries Eleocharis subser. Acutae (S.T.Blake & J.Kern) S.González & P.M.Peterson
- Subseries Eleocharis subser. Chaetariae (C.B.Clarke) Svenson
- Subseries Eleocharis subser. Eleocharis R.Br.
- Subseries Eleocharis subser. Leiocarpeae (C.B.Clarke) Svenson
- Subseries Eleocharis subser. Ocreatae Svenson
- Subseries Eleocharis subser. Rigidae Svenson
- Subseries Eleocharis subser. Sulcatae (C.B.Clarke) S.González & P.M.Peterson
- Species Eleocharis abnorma Y.D.Chen
- Species Eleocharis aciculariformis Greenm. accepted as Eleocharis bonariensis Nees
- Species Eleocharis acicularis (L.) Roem. & Schult.
- Species Eleocharis acuminata (Muhl.) Nees accepted as Eleocharis compressa var. compressa Sull.
- Species Eleocharis acuta R.Br.
- Species Eleocharis acutangula (Roxb.) Schult.
- Species Eleocharis acutisquamata Buckley accepted as Eleocharis compressa var. acutisquamata (Buckley) S.G.Sm.
- Species Eleocharis aestuum D.M.Hines ex A.Haines
- Species Eleocharis affinis C.A.Mey. ex Claus accepted as Eleocharis uniglumis subsp. uniglumis (Link) Schult.
- Species Eleocharis afflata Steud. accepted as Eleocharis pellucida var. pellucida J.Presl & C.Presl
- Species Eleocharis albibracteata Nees & Meyen ex Kunth
- Species Eleocharis albida Torr.
- Species Eleocharis albivaginata Boeckeler accepted as Eleocharis flavescens var. flavescens (Poir.) Urb.
- Species Eleocharis albovaginata Boeckeler accepted as Eleocharis flavescens var. flavescens (Poir.) Urb.
- Species Eleocharis almensis D.A.Simpson accepted as Eleocharis loefgreniana Boeckeler
- Species Eleocharis alpina (L.) Bluff, Nees & Schauer accepted as Trichophorum alpinum (L.) Pers.
- Species Eleocharis alta Boeckeler accepted as Eleocharis tetraquetra f. tetraquetra Nees
- Species Eleocharis alveolata Svenson
- Species Eleocharis alveolatoides S.González & Reznicek
- Species Eleocharis amazonica C.B.Clarke
- Species Eleocharis ambigens Fernald accepted as Eleocharis fallax Weath.
- Species Eleocharis ambigua Kirk & Buchanan accepted as Eleocharis acuta R.Br.
- Species Eleocharis ambigua Urb. accepted as Eleocharis minima var. minima Kunth
- Species Eleocharis amphibia Durand accepted as Eleocharis bonariensis Nees
- Species Eleocharis anceps Ridl. accepted as Eleocharis complanata Boeckeler
- Species Eleocharis andamanensis Govind.
- Species Eleocharis andesica C.B.Clarke accepted as Eleocharis montana (Kunth) Roem. & Schult.
- Species Eleocharis andina (Phil.) H.Pfeiff. accepted as Eleocharis melanostachys (d'Urv.) C.B.Clarke
- Species Eleocharis angolensis H.E.Hess
- Species Eleocharis angusticeps J.R.Carter & P.D.Lowe
- Species Eleocharis angustior S.González & McVaugh
- Species Eleocharis angustirostris R.Trevis. & Boldrini
- Species Eleocharis angustispicula R.Trevis.
- Species Eleocharis annua House accepted as Eleocharis ovata (Roth) Roem. & Schult.
- Species Eleocharis antunesii H.E.Hess
- Species Eleocharis appendiculata C.B.Clarke accepted as Eleocharis melanostachys (d'Urv.) C.B.Clarke
- Species Eleocharis appendiculata Phil. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Species Eleocharis arcuata Kunze ex Johow accepted as Eleocharis fuscopurpurea (Steud.) H.Pfeiff.
- Species Eleocharis arcuata Kunze ex Kunth accepted as Eleocharis maculosa (Vahl) Roem. & Schult.
- Species Eleocharis arechavaletae Boeckeler accepted as Eleocharis flavescens var. flavescens (Poir.) Urb.
- Species Eleocharis arenaria Benth. accepted as Eleocharis glauca Boeckeler
- Species Eleocharis arenicola Torr. ex Engelm. & A.Gray accepted as Eleocharis montevidensis Kunth
- Species Eleocharis argentina Barros
- Species Eleocharis argyrolepidoides Zinserl. accepted as Eleocharis mitracarpa Steud.
- Species Eleocharis argyrolepis Kierulff
- Species Eleocharis argyrolepis Kierulff ex Bunge
- Species Eleocharis arsenifera S.González, Tena & T.Alarcón
- Species Eleocharis arseniflora S.González, Tena & T.Alarcón
- Species Eleocharis articulata Kunth accepted as Eleocharis interstincta (Vahl) Roem. & Schult.
- Species Eleocharis atacamensis Phil. accepted as Eleocharis quinqueflora (Hartmann) O.Schwarz
- Species Eleocharis atricha R.Br.
- Species Eleocharis atricha Benth. accepted as Eleocharis acicularis var. acicularis (L.) Roem. & Schult.
- Species Eleocharis atrobrunnea R.Trevis. & S.González
- Species Eleocharis atropurpurea (Retz.) J.Presl & C.Presl
- Species Eleocharis atrospiculata S.González & Reznicek
- Species Eleocharis attenuata (Franch. & Sav.) Palla
- Species Eleocharis aurea Boeckeler
- Species Eleocharis austriaca Hayek accepted as Eleocharis mamillata subsp. austriaca (Hayek) Strandh.
- Species Eleocharis austrocaledonica Vieill. accepted as Eleocharis dulcis (Burm.f.) Trin. ex Hensch.
- Species Eleocharis austrotexana M.C.Johnst. accepted as Eleocharis ravenelii Britton
- Species Eleocharis ayacuchensis S.González & Reznicek
- Species Eleocharis baeothryon (L.f.) Nees accepted as Eleocharis quinqueflora (Hartmann) O.Schwarz
- Species Eleocharis baeothryon Schult. accepted as Eleocharis quinqueflora (Hartmann) O.Schwarz
- Species Eleocharis bahamensis Boeckeler
- Species Eleocharis bahiensis D.A.Simpson
- Species Eleocharis balansaeana Boeckeler accepted as Eleocharis filiculmis Kunth
- Species Eleocharis baldwinii (Torr.) Chapm.
- Species Eleocharis barbata Clarke
- Species Eleocharis baronii Baker accepted as Eleocharis limosa (Schrad.) Schult.
- Species Eleocharis barrosii Svenson
- Species Eleocharis bartoliana De Not. accepted as Eleocharis carniolica W.D.J.Koch
- Species Eleocharis bella (Piper) Svenson
- Species Eleocharis benedicta Beauverd accepted as Eleocharis mamillata subsp. austriaca (Hayek) Strandh.
- Species Eleocharis berlandieri C.B.Clarke accepted as Eleocharis albida Torr.
- Species Eleocharis bermudiana Britton accepted as Eleocharis albida Torr.
- Species Eleocharis bernardina (Munz & I.M.Johnst.) Munz & I.M.Johnst.
- Species Eleocharis bicolor Chapm. accepted as Eleocharis minima var. bicolor (Chapm.) Svenson
- Species Eleocharis bifida S.G.Sm.
- Species Eleocharis biocreata Nees accepted as Eleocharis flavescens var. flavescens (Poir.) Urb.
- Species Eleocharis biseptata Steud. accepted as Eleocharis sphacelata R.Br.
- Species Eleocharis bivaginata Steud. accepted as Eleocharis dombeyana Kunth
- Species Eleocharis blakeana L.A.S.Johnson & O.D.Evans
- Species Eleocharis boissieri Podp. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Species Eleocharis bolanderi A.Gray
- Species Eleocharis boliviana Palla ex Svenson accepted as Eleocharis crinalis (Griseb.) C.B.Clarke
- Species Eleocharis bonariensis Nees
- Species Eleocharis brachycarpa Svenson
- Species Eleocharis brainii Svenson
- Species Eleocharis brasiliensis Boeckeler
- Species Eleocharis brassii S.T.Blake
- Species Eleocharis braunii H.E.Hess
- Species Eleocharis brehmeriana Boeckeler accepted as Eleocharis crinalis (Griseb.) C.B.Clarke
- Species Eleocharis brevicollis J.Kern
- Species Eleocharis brittonii Svenson ex Small
- Species Eleocharis brizantha Steud. accepted as Eleocharis geniculata (L.) Roem. & Schult.
- Species Eleocharis bulbosa Kukkonen
- Species Eleocharis caduca (Delile) Schult.
- Species Eleocharis caespitosa Link accepted as Trichophorum cespitosum (L.) Hartm.
- Species Eleocharis caespitosissima Baker
- Species Eleocharis caillei Hutch. ex Nelmes accepted as Eleocharis naumanniana var. caillei (Hutch. ex Nelmes) S.S.Hooper
- Species Eleocharis callensii H.E.Hess
- Species Eleocharis callosa Y.D.Chen accepted as Eleocharis erhaiensis Y.D.Chen
- Species Eleocharis calocarpa Cherm. accepted as Eleocharis variegata (Poir.) C.Presl
- Species Eleocharis calva Torr.
- Species Eleocharis calva (A.Gray) Torr. ex Fernald & Brackett accepted as Eleocharis erythropoda Steud.
- Species Eleocharis calyptrata (Liebm.) Steud. accepted as Eleocharis filiculmis Kunth
- Species Eleocharis camptotricha Boeckeler in Urb.
- Species Eleocharis camptotricha (C.Wright) C.B.Clarke accepted as Eleocharis nana Kunth
- Species Eleocharis cancellata S.Watson
- Species Eleocharis canindeyuensis Mereles & S.González
- Species Eleocharis capillacea Kunth
- Species Eleocharis capillaris C.B.Clarke
- Species Eleocharis capitata (L.) Farw.
- Species Eleocharis capitata Miq. accepted as Eleocharis geniculata (L.) Roem. & Schult.
- Species Eleocharis capitata (L.) R.Br. accepted as Eleocharis geniculata (L.) Roem. & Schult.
- Species Eleocharis caribaea (Rottb.) S.F.Blake accepted as Eleocharis geniculata (L.) Roem. & Schult.
- Species Eleocharis carinata Sakalo accepted as Eleocharis uniglumis subsp. uniglumis (Link) Schult.
- Species Eleocharis carniolica W.D.J.Koch
- Species Eleocharis carolina Small accepted as Eleocharis setifolia subsp. setifolia (A.Rich.) J.Raynal
- Species Eleocharis cellulosa Torr.
- Species Eleocharis cespitosa (L.) Link accepted as Trichophorum cespitosum (L.) Hartm.
- Species Eleocharis chaetaria Hance accepted as Eleocharis acicularis var. acicularis (L.) Roem. & Schult.
- Species Eleocharis chaetaria Roem. & Schult. accepted as Eleocharis retroflexa subsp. chaetaria (Roem. & Schult.) T.Koyama
- Species Eleocharis chamaegyne L.T.Eiten
- Species Eleocharis changchaensis Y.C.Oh & G.Lee
- Species Eleocharis chlorocarpa Boeckeler accepted as Eleocharis pellucida var. pellucida J.Presl & C.Presl
- Species Eleocharis choseiensis Yashiro
- Species Eleocharis chrysocarpa Boeckeler accepted as Eleocharis montana (Kunth) Roem. & Schult.
- Species Eleocharis ciliatifolius C.Mohr.
- Species Eleocharis coarctatus Britton
- Species Eleocharis cognata Steud. accepted as Eleocharis interstincta (Vahl) Roem. & Schult.
- Species Eleocharis coloradoensis (Britton) Gilly
- Species Eleocharis columbiensis L.E.Mora
- Species Eleocharis comosa K.Richt. accepted as Eleocharis acicularis var. acicularis (L.) Roem. & Schult.
- Species Eleocharis compacta R.Br. accepted as Eleocharis spiralis (Rottb.) Roem. & Schult.
- Species Eleocharis complanata Boeckeler
- Species Eleocharis compressa Sull.
- Species Eleocharis confervoides (Poir.) Steud.
- Species Eleocharis congesta D.Don
- Species Eleocharis conica C.Presl accepted as Eleocharis uniglumis subsp. uniglumis (Link) Schult.
- Species Eleocharis consanguinea Kunth accepted as Eleocharis montana (Kunth) Roem. & Schult.
- Species Eleocharis constricta Schult. accepted as Eleocharis elegans (Kunth) Roem. & Schult.
- Species Eleocharis contracta Maury ex Micheli
- Species Eleocharis cordillerana S.González, Guagl. & Ruthsatz
- Species Eleocharis coronata Steud.
- Species Eleocharis costaricensis Boeckeler accepted as Eleocharis filiculmis Kunth
- Species Eleocharis costata J.Presl & C.Presl accepted as Eleocharis acicularis var. acicularis (L.) Roem. & Schult.
- Species Eleocharis costulata Nees & Meyen accepted as Eleocharis exigua (Kunth) Roem. & Schult.
- Species Eleocharis costulata Nees & Meyen ex Kunth accepted as Eleocharis exigua (Kunth) Roem. & Schult.
- Species Eleocharis crassa C.A.Mey. ex Boeckeler accepted as Eleocharis palustris (L.) Roem. & Schult.
- Species Eleocharis crassa Fisch. & C.A.Mey. ex Zinserl. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Species Eleocharis crassiculmis (Nees) Steud. accepted as Eleocharis elegans (Kunth) Roem. & Schult.
- Species Eleocharis crinalis (Griseb.) C.B.Clarke
- Species Eleocharis crispovaginata Boeckeler
- Species Eleocharis cryptica Saarela, P.M.Peterson, S.González & D.J.Rosen
- Species Eleocharis cuatrecasasii S.González & P.M.Peterson
- Species Eleocharis cuatrecasii S.González & P.M.Peterson
- Species Eleocharis cubangensis H.E.Hess
- Species Eleocharis cubensis Boeckeler accepted as Eleocharis microcarpa var. microcarpa Torr.
- Species Eleocharis cunninghamii Boeckeler accepted as Eleocharis gracilis R.Br.
- Species Eleocharis curtisii Small accepted as Eleocharis vivipara Link
- Species Eleocharis cylindrica Buckley
- Species Eleocharis cylindrostachys Boeckeler
- Species Eleocharis cyperina Roem. & Schult. accepted as Cyperus hermaphroditus (Jacq.) Standl.
- Species Eleocharis czernjajevi Zoz accepted as Eleocharis quinqueflora (Hartmann) O.Schwarz
- Species Eleocharis debilis Kunth
- Species Eleocharis decoriglumis Berhaut
- Species Eleocharis decumbens C.B.Clarke
- Species Eleocharis deightonii S.S.Hooper
- Species Eleocharis densa Benth.
- Species Eleocharis densesquamata Steud. accepted as Eleocharis geniculata (L.) Roem. & Schult.
- Species Eleocharis densicaespitosa R.Trevis. & Boldrini
- Species Eleocharis depauperata (Vahl) Kunth accepted as Eleocharis retroflexa subsp. retroflexa (Poir.) Urb.
- Species Eleocharis diandra S.H.Wright
- Species Eleocharis dichotoma (L.) H.Karst. accepted as Fimbristylis dichotoma (L.) Vahl
- Species Eleocharis dietrichiana Boeckeler
- Species Eleocharis difformis S.T.Blake
- Species Eleocharis disciformis Parish accepted as Eleocharis parishii Britton
- Species Eleocharis dispar E.J.Hill accepted as Eleocharis geniculata (L.) Roem. & Schult.
- Species Eleocharis divaricata M.Keskin
- Species Eleocharis dombeyana Kunth
- Species Eleocharis dregeana Steud.
- Species Eleocharis dubia Phil. accepted as Eleocharis pachycarpa É.Desv.
- Species Eleocharis dulcis (Burm.f.) Trin. ex Hensch.
- Species Eleocharis dunensis Kük.
- Species Eleocharis durandii Boeckeler accepted as Eleocharis minima var. minima Kunth
- Species Eleocharis dussiana Boeckeler accepted as Eleocharis flavescens var. flavescens (Poir.) Urb.
- Species Eleocharis ecarinata Zinserl. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Species Eleocharis eglerioides S.González & Reznicek
- Species Eleocharis ekmanii Kük. accepted as Eleocharis debilis Kunth
- Species Eleocharis elassocarpa S.F.Blake accepted as Eleocharis filiculmis Kunth
- Species Eleocharis elata Boeckeler accepted as Eleocharis plicarhachis (Griseb.) Svenson
- Species Eleocharis elegans (Kunth) Roem. & Schult.
- Species Eleocharis eleocharis
- Species Eleocharis elliottii A.Dietr. accepted as Eleocharis equisetoides (Elliott) Torr.
- Species Eleocharis elliptica Kunth
- Species Eleocharis elongata Chapm.
- Species Eleocharis emarginata (Nees) Klotzsch ex Boeckeler
- Species Eleocharis endounifascis Hinchliff & Roalson
- Species Eleocharis engelmannii Steud.
- Species Eleocharis equisetiformis (Meinsh.) B.Fedtsch.
- Species Eleocharis equisetina J.Presl & C.Presl accepted as Eleocharis dulcis (Burm.f.) Trin. ex Hensch.
- Species Eleocharis equisetoides (Elliott) Torr.
- Species Eleocharis erhaiensis Y.D.Chen
- Species Eleocharis erratica (Rota ex De Not.) Steud. accepted as Eleocharis atropurpurea var. atropurpurea (Retz.) J.Presl & C.Presl
- Species Eleocharis erythrochlamys Miq. accepted as Eleocharis tetraquetra f. tetraquetra Nees
- Species Eleocharis erythropoda Steud.
- Species Eleocharis esculenta Vieill. accepted as Eleocharis dulcis (Burm.f.) Trin. ex Hensch.
- Species Eleocharis eupalustris H.Lindb. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Species Eleocharis euuniglumis Zinserl. accepted as Eleocharis uniglumis subsp. uniglumis (Link) Schult.
- Species Eleocharis exigua (Kunth) Roem. & Schult.
- Species Eleocharis exilis Boeckeler accepted as Eleocharis schaffneri Boeckeler
- Species Eleocharis fallax Weath.
- Species Eleocharis fascicularis Roem. & Schult.
- Species Eleocharis fassettii S.González & P.M.Peterson
- Species Eleocharis fennica Palla ex Kneuck.
- Species Eleocharis fernaldii (Svenson) Ã.Löve accepted as Eleocharis quinqueflora (Hartmann) O.Schwarz
- Species Eleocharis filiculmis Kunth
- Species Eleocharis filiculmis Schur accepted as Eleocharis palustris subsp. waltersii Bureš & Danihelka
- Species Eleocharis filiformis Kunth accepted as Eleocharis tenuis var. tenuis (Willd.) Schult.
- Species Eleocharis fistulosa Schult. accepted as Eleocharis acutangula subsp. acutangula (Roxb.) Schult.
- Species Eleocharis flaccida (Rchb. ex A.Spreng.) Urb. accepted as Eleocharis flavescens var. flavescens (Poir.) Urb.
- Species Eleocharis flavescens (Poir.) Urb.
- Species Eleocharis flexifolia Rchb. ex C.B.Clarke accepted as Isolepis digitata Nees ex Schrad.
- Species Eleocharis floridana Fernald
- Species Eleocharis fluctuans (L.T.Eiten) Roalson & Hinchliff
- Species Eleocharis fluitans (L.) Hook. accepted as Isolepis fluitans (L.) R.Br.
- Species Eleocharis funebris Speg. accepted as Eleocharis melanostachys (d'Urv.) C.B.Clarke
- Species Eleocharis fuscopurpurea (Steud.) H.Pfeiff.
- Species Eleocharis fuscosanguinea Boeckeler accepted as Eleocharis pachycarpa É.Desv.
- Species Eleocharis gableana Boeckeler accepted as Eleocharis pellucida var. pellucida J.Presl & C.Presl
- Species Eleocharis galapagensis Svenson accepted as Eleocharis sellowiana var. sellowiana Kunth
- Species Eleocharis geniculata (L.) Roem. & Schult.
- Species Eleocharis glabella Y.D.Chen
- Species Eleocharis glauca Boeckeler
- Species Eleocharis glaucescens (Willd.) Schult. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Species Eleocharis glaucovirens Boeckeler
- Species Eleocharis glazioviana Boeckeler accepted as Eleocharis maculosa (Vahl) Roem. & Schult.
- Species Eleocharis glehnii Kom. accepted as Eleocharis kamtschatica (C.A.Mey.) Kom.
- Species Eleocharis globularis Zinserl. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Species Eleocharis gonzaleziae D.J.Rosen
- Species Eleocharis gossweileri H.E.Hess
- Species Eleocharis gracilis R.Br.
- Species Eleocharis gracilis Hook.f. accepted as Eleocharis acuta R.Br.
- Species Eleocharis gracilis Hayek accepted as Eleocharis palustris subsp. waltersii Bureš & Danihelka
- Species Eleocharis gracillima (Hook.f.) Hook.f. accepted as Eleocharis gracilis R.Br.
- Species Eleocharis gracillima Boeckeler accepted as Eleocharis maculosa (Vahl) Roem. & Schult.
- Species Eleocharis graeffeana Boeckeler accepted as Eleocharis variegata (Poir.) C.Presl
- Species Eleocharis grandirostris (Lindm.) Mereles
- Species Eleocharis grandis (Nees) Boeckeler accepted as Eleocharis nudipes (Kunth) Palla
- Species Eleocharis grisea Kük.
- Species Eleocharis grossimucronata Mereles
- Species Eleocharis guaglianoniana J.P.R.Ferreira, Silv.Venturi & R.Trevis.
- Species Eleocharis haematolepis Steud. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Species Eleocharis hakonensis Franch. & Sav. accepted as Eleocharis wichurae Boeckeler
- Species Eleocharis halmaturina J.M.Black accepted as Netrostylis halmaturina (J.M.Black) R.L.Barrett, J.J.Bruhl & K.L.Wilson
- Species Eleocharis halophila (Fernald & Brackett) Fernald & Brackett accepted as Eleocharis uniglumis (Link) Schult.
- Species Eleocharis hatschbachii R.Trevis.
- Species Eleocharis haumaniana Barros
- Species Eleocharis helenae Buscal. & Muschl. accepted as Eleocharis setifolia subsp. schweinfurthiana (Boeckeler) D.A.Simpson
- Species Eleocharis hildebrandtii Boeckeler accepted as Eleocharis nigrescens (Nees) Kunth
- Species Eleocharis homonyma Steud. accepted as Eleocharis sellowiana var. homonyma (Steud.) H.Pfeiff.
- Species Eleocharis hookeri Boeckeler accepted as Eleocharis gracilis R.Br.
- Species Eleocharis hooperiana D.J.Rosen
- Species Eleocharis hyalinovaginata Boeckeler accepted as Eleocharis fuscopurpurea (Steud.) H.Pfeiff.
- Species Eleocharis ignota S.González & Reznicek
- Species Eleocharis inaequilatera D.J.Rosen & Chr.Reid
- Species Eleocharis incurvata (Roxb.) Schult. accepted as Schoenoplectiella articulata (L.) Lye
- Species Eleocharis indica (Lour.) Druce accepted as Eleocharis dulcis (Burm.f.) Trin. ex Hensch.
- Species Eleocharis intermedia Schult.
- Species Eleocharis intermedia Maury ex Micheli accepted as Eleocharis grandirostris (Lindm.) Mereles
- Species Eleocharis intersita Zinserl. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Species Eleocharis interstincta (Vahl) Roem. & Schult.
- Species Eleocharis intricata Kük. accepted as Eleocharis caduca (Delile) Schult.
- Species Eleocharis jacobsiana K.L.Wilson
- Species Eleocharis jamesonii (Steud.) N.E.Br. accepted as Eleocharis minima var. minima Kunth
- Species Eleocharis japonica Miq. accepted as Eleocharis congesta var. japonica (Miq.) T.Koyama
- Species Eleocharis japonica Boeckeler accepted as Eleocharis pellucida var. pellucida J.Presl & C.Presl
- Species Eleocharis jejuna
- Species Eleocharis jelskiana Boeckeler
- Species Eleocharis juncoides Schult. accepted as Fimbristylis ferruginea (L.) Vahl
- Species Eleocharis kamtschatica (C.A.Mey.) Kom.
- Species Eleocharis kasakstanica Zinserl. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Species Eleocharis keigheryi K.L.Wilson
- Species Eleocharis khandwaensis Mujaffar, Chandore & S.R.Yadav
- Species Eleocharis kirkii C.B.Clarke accepted as Eleocharis geniculata (L.) Roem. & Schult.
- Species Eleocharis kitamurana T.Koyama accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Species Eleocharis kleinii Barros
- Species Eleocharis klingei (Meinsh.) B.Fedtsch. accepted as Eleocharis uniglumis subsp. uniglumis (Link) Schult.
- Species Eleocharis knutei Pabón & Zavaro
- Species Eleocharis komarovii Zinserl. accepted as Eleocharis kamtschatica (C.A.Mey.) Kom.
- Species Eleocharis konkanensis Chandore, Borude, Kambale & S.R.Yadav
- Species Eleocharis korshinskyana Zinserl. accepted as Eleocharis uniglumis subsp. uniglumis (Link) Schult.
- Species Eleocharis koyamae Tremetsb. & D.A.Simpson
- Species Eleocharis kuntzei Boeckeler accepted as Eleocharis pellucida var. pellucida J.Presl & C.Presl
- Species Eleocharis kuoi Y.D.Chen
- Species Eleocharis kuroguwai Ohwi
- Species Eleocharis laetevirens (Schrad. ex Nees) Steud. accepted as Eleocharis atropurpurea var. atropurpurea (Retz.) J.Presl & C.Presl
- Species Eleocharis laeviglumis R.Trevis. & Boldrini
- Species Eleocharis laeviseta Nakai
- Species Eleocharis lanceolata Fernald
- Species Eleocharis lankana T.Koyama
- Species Eleocharis laxiflora (Thwaites) H.Pfeiff. accepted as Eleocharis ochrostachys Steud.
- Species Eleocharis lechleri Boeckeler
- Species Eleocharis lechleri C.B.Clarke
- Species Eleocharis lehmanniana Boeckeler accepted as Eleocharis maculosa (Vahl) Roem. & Schult.
- Species Eleocharis lehmannii Kierulff accepted as Eleocharis argyrolepis Kierulff
- Species Eleocharis lepida Phil. accepted as Eleocharis pachycarpa É.Desv.
- Species Eleocharis lepta C.B.Clarke
- Species Eleocharis leptocaulis Steud. accepted as Eleocharis pachycarpa É.Desv.
- Species Eleocharis leptocaulos Phil.
- Species Eleocharis leptophylla Schult. accepted as Schoenoplectus pungens var. pungens (Vahl) Palla
- Species Eleocharis leptos (Steud.) Svenson accepted as Eleocharis parvula (Roem. & Schult.) Link ex Bluff, Nees & Schauer
- Species Eleocharis leptostachys Lindm. accepted as Eleocharis loefgreniana Boeckeler
- Species Eleocharis leptostylopodiata Zinserl. accepted as Eleocharis mamillata subsp. austriaca (Hayek) Strandh.
- Species Eleocharis lereschii Shuttlew. accepted as Eleocharis atropurpurea var. atropurpurea (Retz.) J.Presl & C.Presl
- Species Eleocharis leucocarpa Boeckeler accepted as Eleocharis subfoliata C.B.Clarke
- Species Eleocharis levinae Zoz accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Species Eleocharis leviseta Nakai accepted as Eleocharis attenuata var. attenuata (Franch. & Sav.) Palla
- Species Eleocharis liebmanniana Boeckeler accepted as Eleocharis urceolata (Liebm.) Svenson
- Species Eleocharis liesneri S.González & Reznicek
- Species Eleocharis limosa (Schrad.) Schult.
- Species Eleocharis limosa Drege accepted as Eleocharis palustris (L.) Roem. & Schult.
- Species Eleocharis limosa Drège accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Species Eleocharis lindbergii (Strandh.) Tzvelev accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Species Eleocharis lindheimeri Svenson accepted as Eleocharis exigua (Kunth) Roem. & Schult.
- Species Eleocharis liocarpa Phil. accepted as Eleocharis pachycarpa É.Desv.
- Species Eleocharis liogieri T.Koyama
- Species Eleocharis liouana Tang & F.T.Wang
- Species Eleocharis litoralis Phil. accepted as Eleocharis melanostachys (d'Urv.) C.B.Clarke
- Species Eleocharis liukiuensis Makino accepted as Eleocharis wichurae Boeckeler
- Species Eleocharis loefgreniana Boeckeler
- Species Eleocharis lundellii Svenson
- Species Eleocharis macbarronii K.L.Wilson
- Species Eleocharis macounii Fernald
- Species Eleocharis macra Kunth accepted as Eleocharis debilis Kunth
- Species Eleocharis macrantha Boeckeler
- Species Eleocharis macrocarpa Zoz accepted as Eleocharis uniglumis subsp. uniglumis (Link) Schult.
- Species Eleocharis macrorhiza Boeckeler accepted as Eleocharis melanostachys (d'Urv.) C.B.Clarke
- Species Eleocharis macrorrhiza T.Koyama accepted as Eleocharis koyamae Tremetsb. & D.A.Simpson
- Species Eleocharis macrostachya Britton
- Species Eleocharis macrostylis Spreng. accepted as Rhynchospora barbata (Vahl) Kunth
- Species Eleocharis maculosa (Vahl) Roem. & Schult.
- Species Eleocharis madagascariensis Cherm. accepted as Eleocharis caduca (Delile) Schult.
- Species Eleocharis maidenii Kük.
- Species Eleocharis major (Nakai) H.Hara accepted as Eleocharis attenuata var. attenuata (Franch. & Sav.) Palla
- Species Eleocharis mamillata (H. Lindb) H. Lindb.
- Species Eleocharis margaritacea (Hultén) Miyabe & Kudô
- Species Eleocharis margaritacea (Hultén) Svenson
- Species Eleocharis marginulata Hochst. ex Steud.
- Species Eleocharis maximoviczii Zinserl.
- Species Eleocharis maximowiczii Zinserl.
- Species Eleocharis media (Roxb.) Schult. accepted as Eleocharis acutangula subsp. acutangula (Roxb.) Schult.
- Species Eleocharis melanocarpa Torr.
- Species Eleocharis melanocarpa Phil. accepted as Eleocharis fuscopurpurea (Steud.) H.Pfeiff.
- Species Eleocharis melanocephala C.B.Clarke
- Species Eleocharis melanocephala É.Desv. accepted as Eleocharis albibracteata var. albibracteata Nees & Meyen ex Kunth
- Species Eleocharis melanomphala C.B.Clarke
- Species Eleocharis melanosperma Steud. accepted as Eleocharis geniculata (L.) Roem. & Schult.
- Species Eleocharis melanostachys (d'Urv.) C.B.Clarke
- Species Eleocharis membranacea (Buckley) Gilly accepted as Eleocharis parvula (Roem. & Schult.) Link ex Bluff, Nees & Schauer
- Species Eleocharis mendocina Phil.
- Species Eleocharis mendoncae Boeckeler accepted as Eleocharis maculosa (Vahl) Roem. & Schult.
- Species Eleocharis meridionalis Zinserl. accepted as Eleocharis quinqueflora (Hartmann) O.Schwarz
- Species Eleocharis mesopotamica Boeckeler accepted as Eleocharis sellowiana var. sellowiana Kunth
- Species Eleocharis mexicana Palla accepted as Eleocharis elegans (Kunth) Roem. & Schult.
- Species Eleocharis mexicana Peyr. accepted as Eleocharis geniculata (L.) Roem. & Schult.
- Species Eleocharis microcarpa Torr.
- Species Eleocharis microformis Buckley
- Species Eleocharis microlepis (Griseb.) D.A.Simpson
- Species Eleocharis migoana Ohwi & T.Koyama
- Species Eleocharis minarum Boeckeler
- Species Eleocharis minima Kunth
- Species Eleocharis minor Mazziari accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Species Eleocharis minuta Boeckeler
- Species Eleocharis minutiflora Boeckeler
- Species Eleocharis minutissima Britton
- Species Eleocharis mitracarpa Steud.
- Species Eleocharis mitrata (Franch. & Sav.) H.Pfeiff. accepted as Eleocharis tiarata Gómez-Laur.
- Species Eleocharis mitrata Makino accepted as Eleocharis kamtschatica (C.A.Mey.) Kom.
- Species Eleocharis mitrata (Griseb.) C.B.Clarke accepted as Eleocharis tiarata Gómez-Laur.
- Species Eleocharis mitratus H.Pfeiff.
- Species Eleocharis mohamadii (Wad.Khan) Wad.Khan accepted as Eleocharis lankana subsp. mohamadii Wad.Khan
- Species Eleocharis monandra Hochst. accepted as Eleocharis atropurpurea (Retz.) J.Presl & C.Presl
- Species Eleocharis monandra Hochst. ex Steud. accepted as Eleocharis atropurpurea var. atropurpurea (Retz.) J.Presl & C.Presl
- Species Eleocharis monantha Nelmes
- Species Eleocharis montana (Kunth) Roem. & Schult.
- Species Eleocharis montevidensis Kunth
- Species Eleocharis monticola Fernald accepted as Eleocharis engelmannii Steud.
- Species Eleocharis moorei M.T.Strong & S.González
- Species Eleocharis moraosejoana S.González, C.Ulloa & P.M.Peterson
- Species Eleocharis morroi D.A.Simpson
- Species Eleocharis mucronulata Nees accepted as Eleocharis acuta R.Br.
- Species Eleocharis muehlenbergiana (Schult.) Steud.
- Species Eleocharis multicaulis (Sm.) Desv.
- Species Eleocharis multiflora Chapm. accepted as Eleocharis atropurpurea var. atropurpurea (Retz.) J.Presl & C.Presl
- Species Eleocharis multinerviglumis C.S.Nunes, A.Gil & R.Trevis.
- Species Eleocharis multiseta Zinserl. accepted as Eleocharis uniglumis subsp. uniglumis (Link) Schult.
- Species Eleocharis mutata (L.) Roem. & Schult.
- Species Eleocharis mutata Schltdl. accepted as Eleocharis montana (Kunth) Roem. & Schult.
- Species Eleocharis myogiensis Yashiro
- Species Eleocharis nana Kunth
- Species Eleocharis naritaensis Yashiro
- Species Eleocharis naumanniana Boeckeler
- Species Eleocharis nebrodensis Parl. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Species Eleocharis neesii R.Trevis. & Boldrini
- Species Eleocharis neglecta Borude, Chandore, Gholave & S.R.Yadav
- Species Eleocharis neozelandica C.B.Clarke ex T.Kirk.
- Species Eleocharis neozeylandica C.B.Clarke
- Species Eleocharis nervata Svenson accepted as Eleocharis acicularis var. acicularis (L.) Roem. & Schult.
- Species Eleocharis nervosa Kük. accepted as Eleocharis fallax Weath.
- Species Eleocharis niederleinii Boeckeler
- Species Eleocharis niederleinii Boeck.
- Species Eleocharis nigrescens (Nees) Kunth
- Species Eleocharis nipponica Makino
- Species Eleocharis nitida Fernald
- Species Eleocharis nodulosa (Roth) Schult. accepted as Eleocharis montana (Kunth) Roem. & Schult.
- Species Eleocharis nubigena C.B.Clarke accepted as Eleocharis albibracteata var. nubigena (C.B.Clarke) Boros
- Species Eleocharis nuda C.B.Clarke
- Species Eleocharis nudipes (Kunth) Palla
- Species Eleocharis nudipes (Kunth) H.Pfeiff. accepted as Eleocharis nudipes (Kunth) Palla
- Species Eleocharis nupeensis Hutch.
- Species Eleocharis obicis L.A.S.Johnson & O.D.Evans
- Species Eleocharis obpyriformis D.A.Simpson
- Species Eleocharis obscura T.Koyama accepted as Eleocharis quinqueflora (Hartmann) O.Schwarz
- Species Eleocharis obsoleta (Nees) Steud. accepted as Eleocharis interstincta (Vahl) Roem. & Schult.
- Species Eleocharis obtusa (Willd.) Schult.
- Species Eleocharis obtusangula Kunth
- Species Eleocharis obtusetrigona (Lindl. & Nees) Steud.
- Species Eleocharis obtusitrigona (Lindl. & Nees) Steud.
- Species Eleocharis obtusus (Willd.) Schult.
- Species Eleocharis occidentalis Mereles
- Species Eleocharis occulta S.G.Sm.
- Species Eleocharis ochreata Nees accepted as Eleocharis flavescens (Poir.) Urb.
- Species Eleocharis ochreata (Nees) Steud. accepted as Eleocharis flavescens var. flavescens (Poir.) Urb.
- Species Eleocharis ochrostachys Steud.
- Species Eleocharis ochrostachys Boeckeler accepted as Eleocharis pellucida var. pellucida J.Presl & C.Presl
- Species Eleocharis oligantha C.B.Clarke
- Species Eleocharis olivacea Torr. accepted as Eleocharis flavescens var. olivacea (Torr.) Gleason
- Species Eleocharis olivaceonux D.A.Simpson
- Species Eleocharis onthitensis H.E.Hess
- Species Eleocharis oropuchensis Britton accepted as Eleocharis minima var. minima Kunth
- Species Eleocharis ovata (Roth) Roem. & Schult.
- Species Eleocharis oxylepis (Meinsh.) B.Fedtsch.
- Species Eleocharis oxyoneura Durand accepted as Eleocharis bonariensis Nees
- Species Eleocharis oxystachys Sakalo accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Species Eleocharis pachycarpa É.Desv.
- Species Eleocharis pachyrhyncha S.F.Blake accepted as Eleocharis filiculmis Kunth
- Species Eleocharis pachystyla (C.Wright) C.B.Clarke
- Species Eleocharis pallens S.T.Blake
- Species Eleocharis pallida Shuttlew. ex Steud. accepted as Trichophorum cespitosum subsp. cespitosum (L.) Hartm.
- Species Eleocharis palmeri Svenson accepted as Eleocharis montevidensis Kunth
- Species Eleocharis palustris (L.) Roem. & Schult.
- Subspecies Eleocharis palustris subsp. appropinquata Charit.
- Subspecies Eleocharis palustris subsp. austriaca (Hayek) Podp. accepted as Eleocharis mamillata subsp. austriaca (Hayek) Strandh.
- Subspecies Eleocharis palustris subsp. globularis (Zinserl.) T.V.Egorova accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Subspecies Eleocharis palustris subsp. intersita (Zinserl.) Tzvelev accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Subspecies Eleocharis palustris subsp. iranica Kukkonen
- Subspecies Eleocharis palustris subsp. lindbergii (Strandh.) Tzvelev accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Subspecies Eleocharis palustris subsp. mamillata (H.Lindb.) Beauverd accepted as Eleocharis mamillata (H. Lindb) H. Lindb.
- Subspecies Eleocharis palustris subsp. microcarpa Walters accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Subspecies Eleocharis palustris subsp. minor (Schrad.) Arcang. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Subspecies Eleocharis palustris subsp. nebrodensis (Parl.) Nyman accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Subspecies Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Subspecies Eleocharis palustris subsp. reptans (Parl.) Arcang. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Subspecies Eleocharis palustris subsp. uniglumis (Link) Hartm. accepted as Eleocharis uniglumis (Link) Schult.
- Subspecies Eleocharis palustris subsp. vigens (L.H.Bailey) A.Haines accepted as Eleocharis palustris var. vigens L.H.Bailey
- Subspecies Eleocharis palustris subsp. vulgaris Walters accepted as Eleocharis palustris subsp. waltersii Bureš & Danihelka
- Subspecies Eleocharis palustris subsp. waltersii Bureš & Danihelka
- Variety Eleocharis palustris var. arenaria Sond. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Variety Eleocharis palustris var. australis Nees accepted as Eleocharis erythropoda Steud.
- Variety Eleocharis palustris var. calva A.Gray accepted as Eleocharis erythropoda Steud.
- Variety Eleocharis palustris var. crassa (Fisch. & C.A.Mey. ex Zinserl.) Nyman accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Variety Eleocharis palustris var. degenerata Hook. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Variety Eleocharis palustris var. glaucescens (Willd.) Coss. & Germ. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Variety Eleocharis palustris var. glaucescens (Willd.) A.Gray accepted as Eleocharis palustris (L.) Roem. & Schult.
- Variety Eleocharis palustris var. globularis (Zinserl.) A.E.Kozhevn. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Variety Eleocharis palustris var. kurilensis A.E.Kozhevn. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Variety Eleocharis palustris var. lindbergii Strandh. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Variety Eleocharis palustris var. major Sond. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Variety Eleocharis palustris var. mamillata Nyár. accepted as Eleocharis mamillata (H. Lindb) H. Lindb.
- Variety Eleocharis palustris var. minor Hook. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Variety Eleocharis palustris var. minor Schrad. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Variety Eleocharis palustris var. mucronulata Boeckeler accepted as Eleocharis acuta R.Br.
- Variety Eleocharis palustris var. nebrodensis (Parl.) A.Terracc. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Variety Eleocharis palustris var. palustris (L.) Roem. & Schult. accepted as Eleocharis palustris (L.) Roem. & Schult.
- Variety Eleocharis palustris var. quaesita (Kitag.) T.Koyama accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Variety Eleocharis palustris var. repens Maire & Petitm. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Variety Eleocharis palustris var. reptans Trab. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Variety Eleocharis palustris var. reptans Parl. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Variety Eleocharis palustris var. vigens L.H.Bailey
- Variety Eleocharis palustris var. vulgaris Čelak. accepted as Eleocharis palustris subsp. waltersii Bureš & Danihelka
- Variety Eleocharis palustris var. watsonii (Bab.) C.B.Clarke accepted as Eleocharis uniglumis subsp. uniglumis (Link) Schult.
- Subvariety Eleocharis palustris subvar. calva (A.Gray) Farw. accepted as Eleocharis erythropoda Steud.
- Forma Eleocharis palustris f. frigida Halácsy accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Forma Eleocharis palustris f. italica A.Terracc. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Forma Eleocharis palustris f. submersa Glück accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Species Eleocharis palustromicrocarpa Ã.Löve accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Species Eleocharis papillosa Latz
- Species Eleocharis paracicularis Boeckeler accepted as Eleocharis microcarpa var. microcarpa Torr.
- Species Eleocharis paradoxa Y.D.Chen
- Species Eleocharis paraguayensis Maury ex Micheli
- Species Eleocharis parishii Britton
- Species Eleocharis parodii Barros
- Species Eleocharis parvinux Ohwi
- Species Eleocharis parvispicula R.Trevis. & Boldrini
- Species Eleocharis parvula (Roem. & Schult.) Link ex Bluff, Nees & Schauer
- Species Eleocharis parvula (Roem. & Schult.) Palla accepted as Eleocharis parvula (Roem. & Schult.) Link ex Bluff, Nees & Schauer
- Species Eleocharis paucidentata Zinserl. accepted as Eleocharis uniglumis subsp. uniglumis (Link) Schult.
- Species Eleocharis pauciflora (Lightf.) Link accepted as Eleocharis quinqueflora (Hartmann) O.Schwarz
- Species Eleocharis pauciglumis R.Trevis. & D.J.Rosen
- Species Eleocharis pedrovianae C.S.Nunes, R.Trevis. & A.Gil
- Species Eleocharis pellucida J.Presl & C.Presl
- Species Eleocharis penchaoi Y.D.Chen
- Species Eleocharis perlonga Fernald & Brackett accepted as Eleocharis macrostachya Britton
- Species Eleocharis perrieri Cherm. accepted as Eleocharis nigrescens (Nees) Kunth
- Species Eleocharis petasata (Maxim.) Zinserl.
- Species Eleocharis philippinensis Svenson
- Species Eleocharis piauhiensis (Nees) Steud. accepted as Eleocharis filiculmis Kunth
- Species Eleocharis pileata A.Gray accepted as Eleocharis kamtschatica (C.A.Mey.) Kom.
- Species Eleocharis pittieri Boeckeler accepted as Eleocharis sellowiana var. sellowiana Kunth
- Species Eleocharis plana S.T.Blake
- Species Eleocharis planiculmis Steud. accepted as Eleocharis acutangula subsp. acutangula (Roxb.) Schult.
- Species Eleocharis planifolia Nees accepted as Trichophorum planifolium (Spreng.) Palla
- Species Eleocharis plantaginea R.Br.
- Species Eleocharis plantaginea (Retz.) Roem. & Schult. accepted as Eleocharis dulcis (Burm.f.) Trin. ex Hensch.
- Species Eleocharis plantaginea Boeckeler accepted as Eleocharis interstincta (Vahl) Roem. & Schult.
- Species Eleocharis plantagineiformis Tang & F.T.Wang accepted as Eleocharis dulcis (Burm.f.) Trin. ex Hensch.
- Species Eleocharis plantaginoidea W.Wight accepted as Eleocharis dulcis (Burm.f.) Trin. ex Hensch.
- Species Eleocharis plantaginoides (Rottb.) Domin accepted as Eleocharis dulcis (Burm.f.) Trin. ex Hensch.
- Species Eleocharis platypus C.B.Clarke
- Species Eleocharis plicarhachis (Griseb.) Svenson
- Species Eleocharis plicarrhachis Svenson
- Species Eleocharis polycaula Wender. accepted as Eleocharis uniglumis subsp. uniglumis (Link) Schult.
- Species Eleocharis polymorpha Nees accepted as Eleocharis flavescens var. flavescens (Poir.) Urb.
- Species Eleocharis posadensis Kük. accepted as Eleocharis contracta Maury ex Micheli
- Species Eleocharis praticola Britton accepted as Eleocharis flavescens var. flavescens (Poir.) Urb.
- Species Eleocharis prolifera Torr. accepted as Eleocharis baldwinii (Torr.) Chapm.
- Species Eleocharis pseudoalbibracteata S.González & Guagl.
- Species Eleocharis pseudobulbosa T.Lima, A.Gil & R.Trevis.
- Species Eleocharis pseudofistulosa H.E.Hess
- Species Eleocharis punctata Boeck. accepted as Eleocharis nana Kunth
- Species Eleocharis punctata Hochst. ex Steud. accepted as Eleocharis filiculmis Kunth
- Species Eleocharis punctata Boeckeler ex Tonduz accepted as Eleocharis nana Kunth
- Species Eleocharis punctata Boeckeler accepted as Eleocharis nana Kunth
- Species Eleocharis punctulata Boeckeler ex Duss
- Species Eleocharis purpurascens Boeckeler accepted as Eleocharis congesta var. congesta D.Don
- Species Eleocharis purpureovaginata Boeckeler accepted as Eleocharis filiculmis Kunth
- Species Eleocharis pusilla R.Br.
- Species Eleocharis pygmaea (Suess.) L.T.Eiten accepted as Eleocharis chamaegyne L.T.Eiten
- Species Eleocharis pygmaea Torr. accepted as Eleocharis parvula (Roem. & Schult.) Link ex Bluff, Nees & Schauer
- Species Eleocharis pygmora Torr.
- Species Eleocharis qinghaiensis Y.D.Chen
- Species Eleocharis quadrangulata (Michx.) Roem. & Schult.
- Species Eleocharis quaesita Kitag. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Species Eleocharis quinquangularis Boeckeler accepted as Eleocharis emarginata (Nees) Klotzsch ex Boeckeler
- Species Eleocharis quinqueflora (Hartmann) O.Schwarz
- Species Eleocharis rabenii Boeckeler
- Species Eleocharis radicans Kunth accepted as Eleocharis exigua (Kunth) Roem. & Schult.
- Species Eleocharis ramboana R.Trevis. & Boldrini
- Species Eleocharis ramboii H.E.Hess
- Species Eleocharis ranganathensis Viji, G.C.Tucker, Deepu & Pandur.
- Species Eleocharis ravenelii Britton
- Species Eleocharis reclinata Kunth accepted as Eleocharis intermedia Schult.
- Species Eleocharis recurvata Nees accepted as Eleocharis retroflexa subsp. chaetaria (Roem. & Schult.) T.Koyama
- Species Eleocharis reichei Boeckeler
- Species Eleocharis reptans (Boeck.) Hemsl. accepted as Eleocharis minima Kunth
- Species Eleocharis retroflexa (Poir.) Urb.
- Species Eleocharis reverchonii Svenson
- Species Eleocharis reznicekii S.González, D.J.Rosen, R.Carter & P.M.Peterson
- Species Eleocharis riograndensis R.Trevis. & Boldrini
- Species Eleocharis riparia Nees ex Spreng. accepted as Eleocharis geniculata (L.) Roem. & Schult.
- Species Eleocharis rivalis K.L.Wilson
- Species Eleocharis rivularis Phil. accepted as Eleocharis exigua (Kunth) Roem. & Schult.
- Species Eleocharis robbinsii Oakes
- Species Eleocharis robusta (Boeckeler) H.E.Hess
- Species Eleocharis rojasiana Mereles
- Species Eleocharis rostellata (Torr.) Torr.
- Species Eleocharis rothiana Boeckeler accepted as Eleocharis filiculmis Kunth
- Species Eleocharis rugosa D.A.Simpson
- Species Eleocharis rzedowskii S.González
- Species Eleocharis sachalinensis (Meinsh.) Kom. accepted as Eleocharis kamtschatica (C.A.Mey.) Kom.
- Species Eleocharis sagotii C.B.Clarke accepted as Eleocharis jelskiana Boeckeler
- Species Eleocharis salzmanniana Steud. accepted as Eleocharis sellowiana var. sellowiana Kunth
- Species Eleocharis sanguinea Maury ex Micheli
- Species Eleocharis sanguinolenta K.L.Wilson
- Species Eleocharis sareptana Zinserl. accepted as Eleocharis fennica var. sareptana (Zinserl.) Zinserl.
- Species Eleocharis satoi Ohwi accepted as Eleocharis ussuriensis Zinserl.
- Species Eleocharis savannarum Britton accepted as Eleocharis minima var. minima Kunth
- Species Eleocharis savatieri C.B.Clarke ex H.Lév. accepted as Eleocharis kamtschatica (C.A.Mey.) Kom.
- Species Eleocharis scariosa Steud. accepted as Eleocharis mutata (L.) Roem. & Schult.
- Species Eleocharis schaffneri Boeckeler
- Species Eleocharis schenckii Boeckeler
- Species Eleocharis schlechteri C.B.Clarke
- Species Eleocharis schottiana (Nees) Steud. accepted as Eleocharis maculosa (Vahl) Roem. & Schult.
- Species Eleocharis schweinfurthiana Boeckeler accepted as Eleocharis setifolia subsp. schweinfurthiana (Boeckeler) D.A.Simpson
- Species Eleocharis scythica Zinserl. accepted as Eleocharis uniglumis subsp. uniglumis (Link) Schult.
- Species Eleocharis sellowiana Kunth
- Species Eleocharis septata Miq. accepted as Eleocharis interstincta (Vahl) Roem. & Schult.
- Species Eleocharis septentrionalis Zinserl. accepted as Eleocharis uniglumis subsp. septentrionalis (Zinserl.) T.V.Egorova
- Species Eleocharis serrae-novae Atuesta & R.Trevis.
- Species Eleocharis setacea R.Br. accepted as Eleocharis geniculata (L.) Roem. & Schult.
- Species Eleocharis setifolia (A.Rich.) J.Raynal
- Species Eleocharis setulosa P.C.Li
- Species Eleocharis seydeliana Podlech accepted as Eleocharis schlechteri C.B.Clarke
- Species Eleocharis shaferi Britton accepted as Eleocharis debilis Kunth
- Species Eleocharis shimadai Hayata accepted as Eleocharis pellucida var. pellucida J.Presl & C.Presl
- Species Eleocharis sieberi Kunth accepted as Eleocharis variegata (Poir.) C.Presl
- Species Eleocharis simplex (Elliott) A.Dietr. accepted as Eleocharis albida Torr.
- Species Eleocharis simulans C.B.Clarke accepted as Eleocharis melanostachys (d'Urv.) C.B.Clarke
- Species Eleocharis singularis Steud. accepted as Eleocharis geniculata (L.) Roem. & Schult.
- Species Eleocharis sintenisii Boeckeler accepted as Eleocharis geniculata (L.) Roem. & Schult.
- Species Eleocharis smallii Britton accepted as Eleocharis palustris var. vigens L.H.Bailey
- Species Eleocharis soloniensis (Dubois) H.Hara accepted as Eleocharis ovata (Roth) Roem. & Schult.
- Species Eleocharis sororia Kunth accepted as Eleocharis limosa (Schrad.) Schult.
- Species Eleocharis spadicea C.B.Clarke accepted as Eleocharis subfoliata C.B.Clarke
- Species Eleocharis spegazzinii Barros accepted as Eleocharis cylindrica Buckley
- Species Eleocharis sphacelata R.Br.
- Species Eleocharis spiralis (Rottb.) Roem. & Schult.
- Species Eleocharis spiralis Boeckeler accepted as Eleocharis mutata (L.) Roem. & Schult.
- Species Eleocharis spongostyla H.E.Hess
- Species Eleocharis squamata Boeckeler
- Species Eleocharis squamigera Svenson
- Species Eleocharis starczenkoae A.E.Kozhevn.
- Species Eleocharis steinbachii D.J.Rosen
- Species Eleocharis stenocarpa Svenson
- Species Eleocharis steyermarkii S.González & Reznicek
- Species Eleocharis stolonifera Boeckeler accepted as Eleocharis dombeyana Kunth
- Species Eleocharis striata Hochst. ex Steud. accepted as Eleocharis marginulata Hochst. ex Steud.
- Species Eleocharis striata Hochst. ex Engl. accepted as Eleocharis palustris subsp. palustris (L.) Roem. & Schult.
- Species Eleocharis striatula É.Desv. accepted as Eleocharis bonariensis Nees
- Species Eleocharis strobilacea Pedersen accepted as Eleocharis obtusetrigona (Lindl. & Nees) Steud.
- Species Eleocharis stylosa Steud. accepted as Eleocharis filiculmis Kunth
- Species Eleocharis subangulata T.Koyama
- Species Eleocharis subarticulata (Nees) Boeckeler
- Species Eleocharis subcancellata C.B.Clarke
- Species Eleocharis subfoliata C.B.Clarke
- Species Eleocharis submersa Miq. accepted as Eleocharis confervoides (Poir.) Steud.
- Species Eleocharis subnodulosa Steud. accepted as Eleocharis montana (Kunth) Roem. & Schult.
- Species Eleocharis subprolifera Steud. accepted as Eleocharis pellucida var. pellucida J.Presl & C.Presl
- Species Eleocharis subsphacelata Steud. accepted as Eleocharis sphacelata R.Br.
- Species Eleocharis subtilis Boeckeler accepted as Eleocharis minima var. minima Kunth
- Species Eleocharis subtilissima Nelmes accepted as Eleocharis retroflexa subsp. subtilissima (Nelmes) Lye
- Species Eleocharis subulata Boeckeler accepted as Eleocharis ochrostachys Steud.
- Species Eleocharis subvivipara C.B.Clarke ex Hook.f. accepted as Eleocharis caespitosissima Baker
- Species Eleocharis subvivipara Boeckeler accepted as Eleocharis congesta var. congesta D.Don
- Species Eleocharis suksdorfiana Beauverd
- Species Eleocharis sulcata Nees accepted as Eleocharis filiculmis Kunth
- Species Eleocharis sulciculmis Rchb. ex Kunth accepted as Eleocharis flavescens var. flavescens (Poir.) Urb.
- Species Eleocharis sundaica J.Kern
- Species Eleocharis svensoniana S.González
- Species Eleocharis svensonii Zinserl. accepted as Eleocharis yokoscensis (Franch. & Sav.) Tang & F.T.Wang
- Species Eleocharis swamyi Govind.
- Species Eleocharis tenarum S.González & M.González
- Species Eleocharis tenerrima Peter
- Species Eleocharis tenuiculmis D.J.Rosen
- Species Eleocharis tenuis (Willd.) Schult.
- Species Eleocharis tenuissima Boeckeler accepted as Eleocharis minima var. minima Kunth
- Species Eleocharis testui Cherm. accepted as Eleocharis naumanniana var. naumanniana Boeckeler
- Species Eleocharis tetraquetra Nees
- Species Eleocharis texana Britton accepted as Eleocharis cylindrica Buckley
- Species Eleocharis thermalis (Hultén) T.V.Egorova accepted as Eleocharis congesta var. thermalis (Hultén) T.Koyama
- Species Eleocharis thermalis Rydb. accepted as Eleocharis flavescens var. flavescens (Poir.) Urb.
- Species Eleocharis thomsonii Boeckeler accepted as Eleocharis pellucida var. pellucida J.Presl & C.Presl
- Species Eleocharis tiarata Gómez-Laur.
- Species Eleocharis tibestica Quézel accepted as Eleocharis caduca (Delile) Schult.
- Species Eleocharis torreyana Boeckeler accepted as Eleocharis microcarpa var. filiculmis Torr.
- Species Eleocharis torticulmis S.G.Sm.
- Species Eleocharis tortilis (Link) Schult.
- Species Eleocharis transcaucasica Zinserl. accepted as Eleocharis uniglumis subsp. uniglumis (Link) Schult.
- Species Eleocharis triangularis Reinsch accepted as Eleocharis acicularis var. acicularis (L.) Roem. & Schult.
- Species Eleocharis triangulata (Roxb.) Sieber ex C.Presl accepted as Schoenoplectiella triangulata (Roxb.) J.Jung & H.K.Choi
- Species Eleocharis trichoides (Kunth) Kuntze accepted as Eleocharis acicularis var. acicularis (L.) Roem. & Schult.
- Species Eleocharis tricostata Torr.
- Species Eleocharis triflora Kom. accepted as Eleocharis kamtschatica (C.A.Mey.) Kom.
- Species Eleocharis triflora Boeckeler accepted as Eleocharis retroflexa subsp. retroflexa (Poir.) Urb.
- Species Eleocharis trilateralis Tang & F.T.Wang
- Species Eleocharis trilophus C.B.Clarke
- Species Eleocharis triquetra K.L.Wilson
- Species Eleocharis truncata Schltdl. accepted as Eleocharis dombeyana Kunth
- Species Eleocharis truncatovaginata T.Koyama accepted as Eleocharis equisetiformis (Meinsh.) B.Fedtsch.
- Species Eleocharis tsurumachii Ohwi accepted as Eleocharis tetraquetra f. tsurumachii (Ohwi) T.Koyama
- Species Eleocharis tuberculosa (Michx.) Roem. & Schult.
- Species Eleocharis tuberosa Schult. accepted as Eleocharis dulcis (Burm.f.) Trin. ex Hensch.
- Species Eleocharis tucumanensis Barros
- Species Eleocharis tuerckheimii Boeckeler accepted as Eleocharis sellowiana var. sellowiana Kunth
- Species Eleocharis tumida (Roxb.) Schult. accepted as Eleocharis dulcis (Burm.f.) Trin. ex Hensch.
- Species Eleocharis turcomanica Zinserl. accepted as Eleocharis mitracarpa Steud.
- Species Eleocharis tuvinica Bubnova
- Species Eleocharis uncialis Chapm. ex Small accepted as Eleocharis minima var. minima Kunth
- Species Eleocharis uniflora O.Seberg
- Species Eleocharis uniglumis (Link) Schult.
- Species Eleocharis univaginata Boeckeler accepted as Eleocharis fuscopurpurea (Steud.) H.Pfeiff.
- Species Eleocharis urbanii Boeckeler
- Species Eleocharis urceolata (Liebm.) Svenson
- Species Eleocharis urceolatoides R.Trevis. & Boldrini
- Species Eleocharis ussuriensis Zinserl.
- Species Eleocharis usteri Palla
- Species Eleocharis valdiviana Phil. accepted as Eleocharis melanostachys (d'Urv.) C.B.Clarke
- Species Eleocharis valida Boeckeler accepted as Eleocharis geniculata (L.) Roem. & Schult.
- Species Eleocharis valleculosa Ohwi accepted as Eleocharis equisetiformis (Meinsh.) B.Fedtsch.
- Species Eleocharis variegata (Poir.) C.Presl
- Species Eleocharis venezuelensis S.González & Reznicek
- Species Eleocharis verrucosa (Svenson) L.J.Harms accepted as Eleocharis tenuis var. verrucosa (Svenson) Svenson
- Species Eleocharis vierhapperi Bojko accepted as Eleocharis quinqueflora (Hartmann) O.Schwarz
- Species Eleocharis villaricensis Maury accepted as Eleocharis minima Kunth
- Species Eleocharis villaricensis Maury ex Micheli accepted as Eleocharis minima var. bicolor (Chapm.) Svenson
- Species Eleocharis vincentina Phil. accepted as Eleocharis fuscopurpurea (Steud.) H.Pfeiff.
- Species Eleocharis viridans Kük. ex Osten
- Species Eleocharis viridis Boeckeler accepted as Eleocharis elegans (Kunth) Roem. & Schult.
- Species Eleocharis vivipara Link
- Species Eleocharis viviparus Boeckeler
- Species Eleocharis vulcani Boeckeler accepted as Eleocharis montana (Kunth) Roem. & Schult.
- Species Eleocharis vulgaris Ã.Löve & D.Löve accepted as Eleocharis palustris subsp. waltersii Bureš & Danihelka
- Species Eleocharis wadoodii S.R.Yadav, Lekhak & Chandore
- Species Eleocharis watsonii Bab. accepted as Eleocharis uniglumis subsp. uniglumis (Link) Schult.
- Species Eleocharis welwitschii Nelmes
- Species Eleocharis wichurae Boeckeler
- Species Eleocharis widgrenii Boeckeler accepted as Eleocharis subarticulata (Nees) Boeckeler
- Species Eleocharis wilkensii Schuyler
- Species Eleocharis wolfii (A.Gray) A.Gray ex Britton
- Species Eleocharis wrightiana Boeckeler accepted as Eleocharis minima var. minima Kunth
- Species Eleocharis wrightii C.B.Clarke accepted as Eleocharis oligantha C.B.Clarke
- Species Eleocharis xyridiformis Fernald & Brackett accepted as Eleocharis macrostachya Britton
- Species Eleocharis yecorensis Roalson
- Species Eleocharis yezoensis H.Hara
- Species Eleocharis yokoscensis (Franch. & Sav.) Tang & F.T.Wang
- Species Eleocharis yunnanensis Svenson
- Species Eleocharis yunquensis Britton accepted as Eleocharis debilis Kunth
- Species Eleocharis zanardinii Parl. accepted as Eleocharis atropurpurea var. atropurpurea (Retz.) J.Presl & C.Presl
- Species Eleocharis zinserlingii Zoz accepted as Eleocharis uniglumis subsp. uniglumis (Link) Schult.
- Tribe Fimbristylideae Cherm. ex J.Raynal
- Tribe Fuireneae Rchb. ex Fenzl (55)
- Tribe Hypolytreae Pers. (175)
- Tribe IncertaeSedis (1)
- Tribe Khaosokieae Lév.-Bourret & J.R.Starr (1)
- Tribe Koyamaeae W.W.Thomas & Davidse
- Tribe Lipocarpheae Cherm. ex T.Koyama
- Tribe Micropapyreae L.T.Eiten
- Tribe Pseudoschoeneae J.R.Starr (76)
- Tribe Rhynchosporeae Nees (389)
- Tribe Schenoplectae
- Tribe Schoeneae Dumort. (460)
- Tribe Schoenoplecteae Lye accepted as Schoenoplectieae Lye
- Tribe Schoenoplectieae Lye (25)
- Tribe Scirpeae T.Lestib. (82)
- Tribe Sclerieae Wight & Arn. (261)
- Tribe Sumatroscirpeae Lév.-Bourret & J.R.Starr (4)
- Tribe Syntrinemeae L.T.Eiten
- Tribe Trichophoreae Lév.-Bourret & J.R.Starr (21)
- Tribe Trilepideae Goetgh. (16)
- Subtribe Actinoscirpinae Tatanov
- Subtribe Bolboschoeninae Tatanov
- Subtribe Lipocarphinae
- Subtribe Schoenoplectinae Tatanov
- Genus ×Bolboschoenoplectus Tatanov accepted as Bolboschoenus (Asch.) Palla
- Genus Abildgardia Rchb. accepted as Fimbristylis Vahl
- Genus Abilgaardia Poir.
- Genus Acorellus Palla ex Kneuck. accepted as Cyperus L.
- Genus Acorus
- Genus Acriulus Ridl. accepted as Scleria P.J.Bergius
- Genus Acrocarpus Nees accepted as Krenakia S.M.Costa
- Genus Acrolepis Schrad. accepted as Ficinia Schrad.
- Genus Actaeogeton Steud. accepted as Scirpus Tourn. ex L.
- Genus Adamantogeton Schrad. ex Nees accepted as Lagenocarpus Nees
- Genus Adulpa Endl.
- Genus Adupla Bosc ex Juss. accepted as Cyperus L.
- Genus Adupla Bosc
- Genus Agistron Raf. accepted as Carex L.
- Genus Agylla Phil. accepted as Machaerina Vahl
- Genus Albikia J.Presl & C.Presl accepted as Hypolytrum Pers.
- Genus Aliniella J.Raynal accepted as Cyperus L.
- Genus Alinula J.Raynal accepted as Cyperus L.
- Genus Ammorrhiza Ehrh. accepted as Carex L.
- Genus Androcoma Nees accepted as Cyperus L.
- Genus Androtrichum (Brongn.) Brongn. accepted as Cyperus L.
- Genus Anerma Schrad. ex Nees accepted as Scleria P.J.Bergius
- Genus Anithista Raf. accepted as Carex L.
- Genus Anogyna Nees accepted as Lagenocarpus Nees
- Genus Anosporum Nees accepted as Cyperus L.
- Genus Anthophyllum Steud. accepted as Ficinia Schrad.
- Genus Antrolepis Welw. accepted as Cyperus L.
- Genus Apartea Pellegr. accepted as Mapania Aubl.
- Genus Aplostemon Raf. accepted as Fimbristylis Vahl
- Genus Archaeocarex Börner accepted as Carex L.
- Genus Ascolepis Nees ex Steud. accepted as Cyperus L.
- Genus Ascopholis C.E.C.Fisch. accepted as Cyperus L.
- Genus Asterochaete Nees (9)
- Genus Asteroschoenus Nees accepted as Rhynchospora Vahl
- Genus Astroschoenus Lindl. accepted as Rhynchospora Vahl
- Genus Atomostylis Steud. accepted as Cyperus L.
- Genus Aulacorhynchus Nees accepted as Tetraria P.Beauv.
- Genus Baeochortus Ehrh. accepted as Carex L.
- Genus Baeothryon Ehrh. ex A.Dietr. accepted as Eleocharis R.Br.
- Genus Baumea Gaudich. accepted as Machaerina Vahl
- Genus Beera P.Beauv. ex T.Lestib. accepted as Hypolytrum Pers.
- Genus Bitteria Börner accepted as Carex L.
- Genus Blepharolepis Nees accepted as Scirpus Tourn. ex L.
- Genus Blismus Friche-Joset & Montandon
- Genus Blysmocarex N.A.Ivanova accepted as Carex L.
- Genus Blysmopsis Oteng-Yeb. accepted as Blysmus Panz. ex Schult.
- Genus Blysmoschoenus Palla
- Genus Boeckeleria T.Durand accepted as Tetraria P.Beauv.
- Genus Borabora Steud. accepted as Cyperus L.
- Genus Buekia Nees accepted as Neesenbeckia Levyns
- Genus Buekia A.Rich.
- Genus Bulbostylis Steven accepted as Eleocharis R.Br.
- Genus Callistachys Heuff. accepted as Carex L.
- Genus Calyptrolepis Steud. accepted as Rhynchospora Vahl
- Genus Calyptrostylis Nees accepted as Rhynchospora Vahl
- Genus Campylostachys E.Mey. accepted as Fimbristylis Vahl
- Genus Capitularia Valck.Sur. accepted as Capitularina J.Kern
- Genus Caricella Ehrh. accepted as Carex L.
- Genus Caricina St.-Lag. accepted as Carex L.
- Genus Caricina C.H.Hitchc.
- Genus Caricinella St.-Lag. accepted as Carex L.
- Genus Catagyna P.Beauv. ex T.Lestib. accepted as Scleria P.J.Bergius
- Genus Catagyna Hutch. & Dalziel accepted as Afrotrilepis (Gilly) J.Raynal
- Genus Cephaloschoenus Nees accepted as Rhynchospora Vahl
- Genus Cephaloscirpus Kurz accepted as Mapania Aubl.
- Genus Ceratoschoenus Nees accepted as Rhynchospora Vahl
- Genus Chaetocyperus Nees accepted as Eleocharis R.Br.
- Genus Chaetospora R.Br. (3)
- Genus Chamaegyne Suess. accepted as Eleocharis R.Br.
- Genus Chamaeschoenus Ehrh. accepted as Scirpus Tourn. ex L.
- Genus Chamaexiphium Hochst. ex Steud. accepted as Ficinia Schrad.
- Genus Chapelliera Nees accepted as Machaerina Vahl
- Genus Chillania Roiv. accepted as Eleocharis R.Br.
- Genus Chionanthula Börner accepted as Carex L.
- Genus Chlorocharis Rikli accepted as Eleocharis R.Br.
- Genus Chlorocyperus Rikli accepted as Cyperus L.
- Genus Chondrachne R.Br. accepted as Lepironia Rich. in Pers.
- Genus Chondrolomia Nees accepted as Scleria P.J.Bergius
- Genus Chordorrhiza Ehrh. accepted as Carex L.
- Genus Choricarpha Boeckeler accepted as Lepironia Rich. in Pers.
- Genus Cladotheca Steud. accepted as Lagenocarpus Nees
- Genus Clavula Dumort. accepted as Eleocharis R.Br.
- Genus Cleistocalyx Steud. accepted as Rhynchospora Vahl
- Genus Cobresia Pers. accepted as Carex L.
- Genus Coleachyron J.Gay ex Boiss. accepted as Carex L.
- Genus Comostemum Nees accepted as Cyperus L.
- Genus Courtoisia Nees accepted as Cyperus L.
- Genus Courtoisina Soják accepted as Cyperus L.
- Genus Crepidocarpus Klotzsch ex Boeckeler accepted as Cyperus L.
- Genus Crosslandia W.Fitzg. accepted as Fimbristylis Vahl
- Genus Cryptoglochin Heuff. accepted as Carex L.
- Genus Cryptopodium Schrad. ex Nees accepted as Scleria P.J.Bergius
- Genus Cyathochaete Benth.
- Genus Cyatochaete Kük.
- Genus Cyclocampe Steud. accepted as Schoenus L.
- Genus Cyclocampe Benth. & Hook.f. accepted as Costularia C.B.Clarke
- Genus Cylindrolepis Boeckeler accepted as Cyperus L.
- Genus Cylindropus Nees accepted as Scleria P.J.Bergius
- Genus Cymophyllus Mack. ex Britton & A.Br. accepted as Carex L.
- Genus Cyperoides Ség. accepted as Carex L.
- Genus Cypringlea M.T.Strong accepted as Trichophorum Pers.
- Genus Cyprolepis Steud. accepted as Cyperus L.
- Genus Dapedostachys Börner accepted as Carex L.
- Genus Decalepis Boeckeler accepted as Tetraria P.Beauv.
- Genus Desmiograstis Börner accepted as Carex L.
- Genus Desmoschoenus Hook.f. accepted as Ficinia Schrad.
- Genus Deweya Raf. accepted as Carex L.
- Genus Diaphora Lour. accepted as Scleria P.J.Bergius
- Genus Dichismus Raf. accepted as Scirpus Tourn. ex L.
- Genus Dichostylis P.Beauv. ex T.Lestib. accepted as Fimbristylis Vahl
- Genus Dichroma Ham. accepted as Rhynchospora Vahl
- Genus Dichromena Michx. accepted as Rhynchospora Vahl
- Genus Diclidium Schrad. ex Nees accepted as Cyperus L.
- Genus Didymia Phil. accepted as Cyperus L.
- Genus Didymonema C.Presl accepted as Gahnia J.R.Forst. & G.Forst.
- Genus Diemisa Raf. accepted as Carex L.
- Genus Diplarinus Raf. accepted as Scirpus Tourn. ex L.
- Genus Diplocarex Hayata accepted as Carex L.
- Genus Diplochaete Nees accepted as Rhynchospora Vahl
- Genus Diploscyphus Liebm. accepted as Scleria P.J.Bergius
- Genus Discopodium Steud. accepted as Tricostularia Nees ex Lehm.
- Genus Distimus Raf. accepted as Cyperus L.
- Genus Dornera Heuff. ex Schur accepted as Carex L.
- Genus Drymeia Ehrh. accepted as Carex L.
- Genus Durandia Boeckeler accepted as Scleria P.J.Bergius
- Genus Duval-jouvea Palla accepted as Cyperus L.
- Genus Echinochlaenia Börner accepted as Carex L.
- Genus Echinolytrum Desv. accepted as Fimbristylis Vahl
- Genus Echinoschoenus Nees & Meyen accepted as Rhynchospora Vahl
- Genus Ecklonea Steud. accepted as Trianoptiles Fenzl ex Endl.
- Genus Edritria Raf. accepted as Carex L.
- Genus Egleria L.T.Eiten accepted as Eleocharis R.Br.
- Genus Elaeocharis Brongn. accepted as Eleocharis R.Br.
- Genus Eleogenus Nees accepted as Eleocharis R.Br.
- Genus Eleogiton Link accepted as Isolepis R.Br.
- Genus Elyna Schrad. accepted as Carex L.
- Genus Elynanthus Nees accepted as Tetraria P.Beauv.
- Genus Elynanthus P.Beauv. ex T.Lestib.
- Genus Elytrospermum C.A.Mey. accepted as Schoenoplectus (Rchb.) Palla
- Genus Ephippiorhynchium Nees accepted as Rhynchospora Vahl
- Genus Epiandria C.Presl accepted as Gahnia J.R.Forst. & G.Forst.
- Genus Epiphystis Trin. accepted as Cyperus L.
- Genus Epischoenus C.B.Clarke accepted as Schoenus L.
- Genus Eriochaeta Torr. ex Steud. accepted as Rhynchospora Vahl
- Genus Eriophorella Holub accepted as Trichophorum Pers.
- Genus Eriophoropsis Palla accepted as Eriophorum L.
- Genus Eriospora Hochst. ex A.Rich. accepted as Coleochloa Gilly
- Genus Eucyperus Rikli accepted as Cyperus L.
- Genus Eurostorhiza Steud. accepted as Caustis R.Br.
- Genus Everardia Ridl. accepted as Cephalocarpus Nees
- Genus Exphaloschoenus Nees
- Genus Facolos Raf. accepted as Carex L.
- Genus Fimbristyles Schult.
- Genus Fintelmannia Kunth accepted as Trilepis Nees
- Genus Forexeta Raf. accepted as Carex L.
- Genus Froelichia Wulfen accepted as Carex L.
- Genus Galilea Parl. accepted as Cyperus L.
- Genus Gaunia Scop.
- Genus Gavnia Scop.
- Genus Genersichia Heuff. accepted as Carex L.
- Genus Gussonea A.Rich. accepted as Fimbristylis Vahl
- Genus Gussonea J.Presl & C.Presl accepted as Fimbristylis Vahl
- Genus Gymnochaeta Steud. accepted as Schoenus L.
- Genus Haloschoenus Nees accepted as Rhynchospora Vahl
- Genus Haplostylis Nees accepted as Rhynchospora Vahl
- Genus Hedychloa
- Genus Hedychloe Raf. accepted as Cyperus L.
- Genus Heleocharis T.Lestib. accepted as Eleocharis R.Br.
- Genus Heleogiton Schult. accepted as Schoenoplectus (Rchb.) Palla
- Genus Heleonastes Ehrh. accepted as Carex L.
- Genus Heleophylax P.Beauv. ex T.Lestib. accepted as Schoenoplectus (Rchb.) Palla
- Genus Heliocharis Lindl. accepted as Eleocharis R.Br.
- Genus Helonema Suess. accepted as Eleocharis R.Br.
- Genus Helothrix Nees accepted as Schoenus L.
- Genus Hemicarex Benth. accepted as Carex L.
- Genus Hemicarpha Nees accepted as Cyperus L.
- Genus Hemichlaena Schrad. accepted as Ficinia Schrad.
- Genus Heuffelia Opiz accepted as Carex L.
- Genus Holmia Börner accepted as Carex L.
- Genus Holoschoenus Link accepted as Scirpoides Ség.
- Genus Homalostachys Boeckeler accepted as Carex L.
- Genus Hoppia Nees accepted as Bisboeckelera Kuntze
- Genus Hydroschoenus Zoll. & Moritzi accepted as Cyperus L.
- Genus Hygrocharis Nees accepted as Rhynchospora Vahl
- Genus Hymenochaeta P.Beauv. ex T.Lestib. accepted as Actinoscirpus (Ohwi) R.W.Haines & Lye
- Genus Hymenolytrum Schrad. ex Nees accepted as Scleria P.J.Bergius
- Genus Hypaelyptum Vahl accepted as Cyperus L.
- Genus Hypelythrum D.Dietr.
- Genus Hypoelytrum Kunth
- Genus Hypolepis P.Beauv. ex T.Lestib. accepted as Ficinia Schrad.
- Genus Hypophialium Nees accepted as Ficinia Schrad.
- Genus Hypoporum Nees accepted as Scleria P.J.Bergius
- Genus Ideleria Kunth accepted as Tetraria P.Beauv.
- Genus Indocourtoisia Bennet & Raizada accepted as Cyperus L.
- Genus Iria (Pers.) R.Hedw. accepted as Fimbristylis Vahl
- Genus Iriha Kuntze accepted as Fimbristylis Vahl
- Genus Isoschoenus Nees accepted as Schoenus L.
- Genus Itheta Raf. accepted as Carex L.
- Genus Juncellus C.B.Clarke accepted as Cyperus L.
- Genus Karinia Reznicek & McVaugh accepted as Scirpoides Ség.
- Genus Killinga T.Lestib. accepted as Cyperus L.
- Genus Killyngia Ham.
- Genus Kleistrocalyx Steud. accepted as Rhynchospora Vahl
- Genus Kobresia Willd. accepted as Carex L.
- Genus Kobria St.-Lag. accepted as Carex L.
- Genus Kolerma Raf. accepted as Carex L.
- Genus Kreczetoviczia Tzvelev accepted as Trichophorum Pers.
- Genus Kuekenthalia Börner accepted as Carex L.
- Genus Kyllinga Rottb. accepted as Cyperus L.
- Genus Kyllingiella R.W.Haines & Lye accepted as Cyperus L.
- Genus Lampocarya R.Br. accepted as Gahnia J.R.Forst. & G.Forst.
- Genus Lamprochlaenia Börner accepted as Carex L.
- Genus Langevinia Jacq.-Fél. accepted as Mapania Aubl.
- Genus Lechleria Phil. accepted as Carex L.
- Genus Leiophyllum Ehrh. accepted as Scirpus Tourn. ex L.
- Genus Lepidospora (F.Muell.) F.Muell. accepted as Schoenus L.
- Genus Lepidotosperma Roem. & Schult. accepted as Lepidosperma Labill.
- Genus Lepisia C.Presl accepted as Tetraria P.Beauv.
- Genus Lepistachya Zipp. ex Miq. accepted as Mapania Aubl.
- Genus Leptolepis Boeckeler accepted as Blysmus Panz. ex Schult.
- Genus Leptoschoenus Nees accepted as Rhynchospora Vahl
- Genus Leptostachys Ehrh. accepted as Carex L.
- Genus Leptovignea Börner accepted as Carex L.
- Genus Lepyronia Rich in Pers. accepted as Lepironia Rich. in Pers.
- Genus Lerisca Schltdl. accepted as Lagenocarpus Nees
- Genus Leucocoma Rydb. accepted as Trichophorum Pers.
- Genus Leucoglochin Heuff. accepted as Carex L.
- Genus Leucoma Ehrh. accepted as Eriophorum L.
- Genus Limivasculum Börner accepted as Carex L.
- Genus Limnocharis Kunth accepted as Eleocharis R.Br.
- Genus Limnochloa P.Beauv. ex T.Lestib. accepted as Eleocharis R.Br.
- Genus Limonaetes Ehrh. accepted as Carex L.
- Genus Linagrostis Guett. accepted as Eriophorum L.
- Genus Lipocarpha R.Br. accepted as Cyperus L.
- Genus Lonchostylis Torr. accepted as Rhynchospora Vahl
- Genus Loncoperis Raf. accepted as Carex L.
- Genus Lophocarpus Link accepted as Schoenus L.
- Genus Lophocarpus Boeckeler accepted as Schoenus L.
- Genus Lophoschoenus Stapf accepted as Costularia C.B.Clarke
- Genus Loxanisa Raf. accepted as Carex L.
- Genus Loxotrema Raf. accepted as Carex L.
- Genus Lyprolepis Steud. accepted as Cyperus L.
- Genus Machaerina Nees accepted as Lepidosperma Labill.
- Genus Macrochaetium Steud. accepted as Tetraria P.Beauv.
- Genus Macrolomia Schrad. ex Nees accepted as Scleria P.J.Bergius
- Genus Malachochaete Nees ex Benth. & Hook.f.
- Genus Malacochaete Nees accepted as Schoenoplectus (Rchb.) Palla
- Genus Manochlaenia Börner accepted as Carex L.
- Genus Mapaniopsis C.B.Clarke accepted as Mapania Aubl.
- Genus Mariscopsis Cherm. accepted as Cyperus L.
- Genus Marisculus Goetgh. accepted as Cyperus L.
- Genus Mariscus Scop. accepted as Cladium P. Browne
- Genus Mariscus Vahl accepted as Cyperus L.
- Genus Mariscus Gaertn. accepted as Cyperus L.
- Genus Mastigloscleria Nees accepted as Scleria P.J.Bergius
- Genus Maukschia Heuff. accepted as Carex L.
- Genus Maximoviczia A.P.Khokhr. accepted as Scirpus Tourn. ex L.
- Genus Maximowicziella A.P.Khokhr. accepted as Scirpus Tourn. ex L.
- Genus Megadenus Raf. accepted as Eleocharis R.Br.
- Genus Megarrhena Schrad. ex Nees accepted as Cyperus L.
- Genus Melachne Schrad. ex Schult. & Schult.f. accepted as Gahnia J.R.Forst. & G.Forst.
- Genus Melancranis Vahl accepted as Ficinia Schrad.
- Genus Melanoschoenos Ség. accepted as Schoenus L.
- Genus Meltrema Raf. accepted as Carex L.
- Genus Microchaeta Rchb. accepted as Rhynchospora Vahl
- Genus Microlepis Schrad. ex Nees accepted as Lagenocarpus Nees
- Genus Micropapyrus Suess. accepted as Rhynchospora Vahl
- Genus Mischospora Boeckeler accepted as Fimbristylis Vahl
- Genus Mitrospora Nees accepted as Rhynchospora Vahl
- Genus Morisia Nees accepted as Rhynchospora Vahl
- Genus Naikia Wad.Khan, Bhuskute & Kahalkar accepted as Diplacrum R.Br.
- Genus Neilreichia Kotula accepted as Carex L.
- Genus Nemocharis Beurl. accepted as Scirpus Tourn. ex L.
- Genus Nemochloa Nees accepted as Rhynchospora Vahl
- Genus Nemum Desv. accepted as Bulbostylis Kunth
- Genus Neolophocarpus E.G.Camus accepted as Schoenus L.
- Genus Neoscirpus Y.N.Lee & Y.C.Oh accepted as Trichophorum Pers.
- Genus Neo-senaea K.Schum. ex H.Pfeiff. accepted as Lagenocarpus Nees
- Genus Neskiza Raf. accepted as Carex L.
- Genus Nomochloa P.Beauv. ex T.Lestib. accepted as Blysmus Panz. ex Schult.
- Genus Nomochloa Nees accepted as Rhynchospora Vahl
- Genus Olamblis Raf. accepted as Carex L.
- Genus Olotrema Raf. accepted as Carex L.
- Genus Omoscleria Nees accepted as Scleria P.J.Bergius
- Genus Oncostylis Nees accepted as Bulbostylis Kunth
- Genus Onkerma Raf. accepted as Carex L.
- Genus Opetiola Gaertn. accepted as Cyperus L.
- Genus Ophryoscleria Nees accepted as Scleria P.J.Bergius
- Genus Oreobolopsis T.Koyama & Guagl. accepted as Trichophorum Pers.
- Genus Oreograstis K.Schum. accepted as Carpha Banks & Sol. ex R.Br.
- Genus Oriophorum Gunn.
- Genus Orobium Schrad. ex Nees accepted as Lagenocarpus Nees
- Genus Osculisa Raf. accepted as Carex L.
- Genus Osmoscleria Lindl.
- Genus Oxycaryum Nees accepted as Cyperus L.
- Genus Pachymitra Nees accepted as Rhynchospora Vahl
- Genus Pandanophyllum Hassk. accepted as Mapania Aubl.
- Genus Papyrus Willd. accepted as Cyperus L.
- Genus Pentasticha Turcz. accepted as Fuirena Rottb.
- Genus Phacellanthus Steud. accepted as Gahnia J.R.Forst. & G.Forst.
- Genus Phaenopyrum Schrad. ex Nees accepted as Lagenocarpus Nees
- Genus Phaeocephalum Ehrh. accepted as Rhynchospora Vahl
- Genus Phaeocephalum Ehrh. ex House
- Genus Phaeolorum Ehrh. accepted as Carex L.
- Genus Phyllostachys Torr. accepted as Carex L.
- Genus Physiglochis Neck. accepted as Carex L.
- Genus Picreus Juss.
- Genus Platylepis Kunth accepted as Cyperus L.
- Genus Pleurachne Schrad. accepted as Ficinia Schrad.
- Genus Pleuranthus Pers. accepted as Dulichium Pers.
- Genus Pleurostachys Brongn. accepted as Rhynchospora Vahl
- Genus Plumaria Heist. ex Fabr. accepted as Eriophorum L.
- Genus Plumaria Bubani accepted as Eriophorum L.
- Genus Pogonostylis Bertol. accepted as Fimbristylis Vahl
- Genus Polyglochin Ehrh. accepted as Carex L.
- Genus Proteocarpus Börner accepted as Carex L.
- Genus Pseudocarex Miq. accepted as Carex L.
- Genus Pseudocyperus Steud. accepted as Fimbristylis Vahl
- Genus Pseudoeverardia Gilly accepted as Cephalocarpus Nees
- Genus Pseudomariscus Rauschert accepted as Cyperus L.
- Genus Psilocarya Torr. accepted as Rhynchospora Vahl
- Genus Psittacoschoenus Nees accepted as Gahnia J.R.Forst. & G.Forst.
- Genus Psyllophora Ehrh. accepted as Carex L.
- Genus Ptacoseia Ehrh. accepted as Carex L.
- Genus Pterachne Schrad. ex Nees accepted as Cyperus L.
- Genus Pterochaete Arn. ex Boeckeler accepted as Rhynchospora Vahl
- Genus Pterocyperus Opiz accepted as Cyperus L.
- Genus Pterogyne Schrad. ex Nees accepted as Cyperus L.
- Genus Pterolepis Schrad. accepted as Schoenoplectus (Rchb.) Palla
- Genus Pteroscleria Nees accepted as Diplacrum R.Br.
- Genus Pterotheca C.Presl accepted as Rhynchospora Vahl
- Genus Pterygolepis Rchb. accepted as Schoenoplectus (Rchb.) Palla
- Genus Ptilanthelium Steud. accepted as Schoenus L.
- Genus Ptilochaeta Nees accepted as Rhynchospora Vahl
- Genus Ptilosciadium Steud. accepted as Rhynchospora Vahl
- Genus Ptychocaryum R.Br. ex Kuntze accepted as Scirpodendron Zipp. ex Kurz
- Genus Pycreus P.Beauv. accepted as Cyperus L.
- Genus Queenslandiella Domin accepted as Cyperus L.
- Genus Raymondiella B.Boivin
- Genus Raynalia Soják accepted as Cyperus L.
- Genus Reigera Opiz accepted as Bolboschoenus (Asch.) Palla
- Genus Remirea Aubl. accepted as Cyperus L.
- Genus Rhaptocalymma Borrer accepted as Carex L.
- Genus Rhaptocalymna
- Genus Rhincospora Gaudich.
- Genus Rhynchopera Börner accepted as Carex L.
- Genus Rhynchopera Link, Klotzsch & Otto
- Genus Rikliella J.Raynal accepted as Cyperus L.
- Genus Schelhammeria Moench accepted as Carex L.
- Genus Schizolepis Schrad. ex Nees accepted as Scleria P.J.Bergius
- Genus Schoenidium Nees accepted as Ficinia Schrad.
- Genus Schoenodendron Engl. accepted as Microdracoides Hua
- Genus Schoenoides O.Seberg accepted as Oreobolus R.Br.
- Genus Schoenopsis P.Beauv. ex T.Lestib. accepted as Tetraria P.Beauv.
- Genus Schoenoxiphium Nees accepted as Carex sect. Schoenoxiphium (Nees) Baill.
- Genus Scirpidiella Rauschert accepted as Isolepis R.Br.
- Genus Scirpidium Nees accepted as Eleocharis R.Br.
- Genus Scirpocyperus Ség. accepted as Bolboschoenus (Asch.) Palla
- Genus Sclerochaetium Nees accepted as Tetraria P.Beauv.
- Genus Seidlia Opiz accepted as Scirpus Tourn. ex L.
- Genus Sickmannia Nees accepted as Ficinia Schrad.
- Genus Sorostachys Steud. accepted as Cyperus L.
- Genus Spermodon P.Beauv. ex T.Lestib. accepted as Rhynchospora Vahl
- Genus Sphaerocyperus Lye accepted as Cyperus L.
- Genus Sphaeromariscus E.G.Camus accepted as Cyperus L.
- Genus Sphaeropus Boeckeler accepted as Scleria P.J.Bergius
- Genus Sphaeroschoenus Nees accepted as Rhynchospora Vahl
- Genus Stenophyllus Raf. accepted as Bulbostylis Kunth
- Genus Streblidia Link accepted as Schoenus L.
- Genus Syntrinema H.Pfeiff. accepted as Rhynchospora Vahl
- Genus Syziganthus Steud. accepted as Gahnia J.R.Forst. & G.Forst.
- Genus Taphrogiton Montandon accepted as Scirpus Tourn. ex L.
- Genus Temnemis Raf. accepted as Carex L.
- Genus Terobera Steud. accepted as Machaerina Vahl
- Genus Tetralepis Steud. accepted as Cyathochaeta Nees
- Genus Tetrariopsis C.B.Clarke accepted as Tetraria P.Beauv.
- Genus Thoracostachyum Kurz accepted as Mapania Aubl.
- Genus Thrycocephalum Steud.
- Genus Thryocephalon J.R.Forst. & G.Forst. accepted as Cyperus L.
- Genus Thysanocarex Börner accepted as Carex L.
- Genus Tonduzia Boeckeler accepted as Scleria P.J.Bergius
- Genus Torreya Raf. accepted as Cyperus L.
- Genus Torulinium Desv. accepted as Cyperus L.
- Genus Trachylomia Nees accepted as Scleria P.J.Bergius
- Genus Trachyrhynchium Nees accepted as Machaerina Vahl
- Genus Trasis P.Beauv. ex T.Lestib. accepted as Cladium P. Browne
- Genus Trasus Gray accepted as Carex L.
- Genus Trentepohlia Boeckeler accepted as Cyperus L.
- Genus Trichelostylis T.Lestib. accepted as Fimbristylis Vahl
- Genus Trichoballia C.Presl accepted as Tetraria P.Beauv.
- Genus Trichochaeta Steud. accepted as Rhynchospora Vahl
- Genus Trichophyllum Ehrh. accepted as Eleocharis R.Br.
- Genus Tringa Roxb.
- Genus Triodon Rich. accepted as Rhynchospora Vahl
- Genus Triodus Raf.
- Genus Tryocephalum Endl.
- Genus Tunga Roxb. accepted as Hypolytrum Pers.
- Genus Tylocarya Nelmes accepted as Fimbristylis Vahl
- Genus Ulea-flos C.B.Clarke ex H.Pfeiff. accepted as Lagenocarpus Nees
- Genus Ulva Adans. accepted as Carex L.
- Genus Ulva Haller
- Genus Uncinia Pers. accepted as Carex L.
- Genus Ungeria Nees ex C.B.Clarke accepted as Cyperus L.
- Genus Vaginaria Pers. accepted as Fuirena Rottb.
- Genus Vauthiera A.Rich. accepted as Lepidosperma Labill.
- Genus Vesicarex Steyerm. accepted as Carex L.
- Genus Vignantha Schur accepted as Carex L.
- Genus Vignea P.Beauv. ex T.Lestib. accepted as Carex L.
- Genus Vignidula Börner accepted as Carex L.
- Genus Vincentia Gaudich. accepted as Machaerina Vahl
- Genus Voladeria Benoist accepted as Oreobolus R.Br.
- Genus Volkiella Merxm. & Czech accepted as Cyperus L.
- Genus Websteria S.H.Wright accepted as Eleocharis R.Br.
- Genus Zosterospermon P.Beauv. ex T.Lestib. accepted as Rhynchospora Vahl