title: Liste des espèces du genre Carex
text: # Liste des espèces du genre Carex
  
  Le genre Carex, de la famille des Cyperaceae, a la particularité de contenir un nombre d'espèces extrêmement élevé. En effet, on dénombre actuellement près de 1 970 espèces considérées comme valides. À ce nombre, s'ajoutent de nombreuses espèces maintenant classées comme synonymes.
  
  Enfin, maintes sous-espèces et variétés ont été décrites et sont toujours reconnues.
  
  ## A
  
  * Carex ×abitibiana Lepage
  * Carex aboriginum M.E.Jones
  * Carex ×abortiva E.Holmb.
  * Carex abrupta Mack.
  * Carex abscondita Mack.
  * Carex acaulis d'Urv.
  * Carex accrescens Ohwi
  * Carex acicularis Boott
  * Carex acidicola Naczi
  * Carex acocksii C.Archer
  * Carex acuta L.
  * Carex acutata Boott
  * Carex acutiformis Ehrh.
  * Carex adelostoma V.I.Krecz.
  * Carex adrienii E.G.Camus
  * Carex adusta Boott
  * Carex aematorrhyncha Desv.
  * Carex aequialta Kük.
  * Carex aequivoca V.I.Krecz.
  * Carex ×aestivaliformis Mack.
  * Carex aestivalis M.A.Curtis ex A.Gray
  * Carex aethiopica Schkuhr
  * Carex agglomerata C.B.Clarke
  * Carex aggregata Mack.
  * Carex ×akitaensis Fujiw.
  * Carex ×akiyamana Ohwi
  * Carex alajica Litv.
  * Carex alata Torr.
  * Carex alba Scop.
  * Carex albata Boott ex Franch.
  * Carex ×albertii H.Lév.
  * Carex albicans Willd. ex Spreng.
  * Carex albida L.H.Bailey
  * Carex albidibasis T.Koyama
  * Carex albolutescens Schwein.
  * Carex albonigra Mack.
  * Carex albowii Leskov
  * Carex albula Allan
  * Carex albursina E.Sheld.
  * Carex allanii Hamlin
  * Carex alligata Boott
  * Carex alliiformis C.B.Clarke
  * Carex allivescens V.I.Krecz.
  * Carex ×allolepis Rchb.f.
  * Carex alma L.H.Bailey
  * Carex ×almii E.Holmb.
  * Carex alopecoidea Tuck.
  * Carex alopecuroides D.Don ex Tilloch & Taylor
  * Carex ×alsatica Zahn
  * Carex alsophila F.Muell.
  * Carex amgunensis F.Schmidt
  * Carex amicta Boott
  * Carex amphibola Steud.
  * Carex amplectens Mack.
  * Carex amplifolia Boott
  * Carex andersonii Boott
  * Carex andicola G.A.Wheeler
  * Carex andina Phil.
  * Carex andringitrensis Cherm.
  * Carex angolensis Nelmes
  * Carex angustata Boott
  * Carex angustifructus (Kük.) Nelmes
  * Carex angustispica Reznicek & S.González
  * Carex angustisquama Franch.
  * Carex angustiutricula F.T.Wang & Tang ex L.K.Dai
  * Carex ×aniaiensis Fujiw. & Y.Matsuda
  * Carex anisoneura V.I.Krecz.
  * Carex anisostachys Liebm.
  * Carex annectens (E.P.Bicknell) E.P.Bicknell - Carex à gaine tronquée
  * Carex anningensis F.T.Wang & Tang ex P.C.Li
  * Carex anomoea Hand.-Mazz.
  * Carex anthoxanthea C.Presl
  * Carex ×anticostensis (Fernald) Lepage
  * Carex antoniensis A.Chev.
  * Carex aperta Boott
  * Carex aphanolepis Franch. & Sav.
  * Carex aphylla Kunth
  * Carex aphyllopus Kük.
  * Carex apiahyensis Palla
  * Carex apoiensis Akiyama
  * Carex appalachica J.M.Webber & P.W.Ball - Carex des Appalaches
  * Carex appressa R.Br.
  * Carex appropinquata Schumach.
  * Carex aquatilis Wahlenb.
  * Carex aquilonalis Akiyama
  * Carex ×arakanei T.Koyama
  * Carex arapahoensis Clokey
  * Carex archeri Boott
  * Carex arcta Boott
  * Carex arctata Boott
  * Carex arctiformis Mack.
  * Carex arenaria L. - Laîche des sables
  * Carex arenicola F.Schmidt
  * Carex argentina Barros
  * Carex argunensis Turcz. ex Ledeb.
  * Carex argyi H.Lév. & Vaniot
  * Carex argyrantha Tuck. ex Boott - Carex argenté
  * Carex aridula V.I.Krecz.
  * Carex arisanensis Hayata
  * Carex aristatisquamata Tang & F.T.Wang ex L.K.Dai
  * Carex aristulifera P.C.Li
  * Carex arkansana (L.H.Bailey) L.H.Bailey
  * Carex arnellii Christ
  * Carex arnottiana Nees ex Drejer
  * Carex arsenei Kük.
  * Carex ×arthuriana Beckm. & Figert
  * Carex ×aschersonii H.Lév.
  * Carex asperifructus Kük.
  * Carex asraoi D.M.Verma
  * Carex assiniboinensis Boott
  * Carex asturica Boiss.
  * Carex asynchrona Naczi
  * Carex atherodes Spreng. - Carex épi-de-blé
  * Carex athrostachya Olney
  * Carex atlantica L.H.Bailey
  * Carex atlasica (H.Lindb.) Ibn Tattou
  * Carex atractodes F.J.Herm.
  * Carex atrata L.
  * Carex atratiformis Britton
  * Carex atrivaginata Nelmes
  * Carex atrofusca Schkuhr
  * Carex atrofuscoides K.T.Fu
  * Carex atropicta Steud.
  * Carex atrosquama Mack.
  * Carex atroviridis Ohwi
  * Carex aueri Kalela
  * Carex augustini Tuyama
  * Carex augustinowiczii Meinsh.
  * Carex aurea Nutt.
  * Carex aureolensis Steud.
  * Carex austrina Mack.
  * Carex austroafricana (Kük.) Raymond
  * Carex austroamericana G.A.Wheeler
  * Carex austrocaroliniana L.H.Bailey
  * Carex austrokoreensis Ohwi
  * Carex austromexicana Reznicek
  * Carex austro-occidentalis F.T.Wang & Tang ex Y.C.Tang
  * Carex austrosinensis Tang & F.T.Wang ex S.Yun Liang
  * Carex austrozhejiangensis C.Z.Zheng & X.F.Jin
  * Carex autumnalis Ohwi
  * Carex aztecica Mack.
  * Carex azuayae Steyerm.
  
  ## B
  
  * Carex baccans Nees
  * Carex backii Boott
  * Carex baileyi Britton
  * Carex baimaensis S.W.Su
  * Carex baiposhanensis P.C.Li
  * Carex ×bakkeriana D.T.E.Ploeg & Rudolphy
  * Carex balansae Franch.
  * Carex baldensis L.
  * Carex balfourii Kük.
  * Carex ballsii Nelmes
  * Carex baltzellii Chapm.
  * Carex bambusetorum Merr.
  * Carex banksii Boott
  * Carex baohuashanica Tang & F.T.Wang ex L.K.Dai
  * Carex barbarae Dewey
  * Carex barbata Boott
  * Carex baronii Baker
  * Carex barrattii Torr. ex Schwein.
  * Carex ×barrei H.Lév.
  * Carex barrosii Nelmes
  * Carex basiantha Steud.
  * Carex bathiei H.Lév.
  * Carex bavicola Raymond
  * Carex bebbii Olney ex Britton
  * Carex beckii G.A.Wheeler
  * Carex ×beckmanniana Figert
  * Carex ×beckmannii Keck ex F.W.Schultz
  * Carex bella L.H.Bailey
  * Carex ×bengyana H.Lév. & L.C.Lamb.
  * Carex bequaertii De Wild.
  * Carex berggrenii Petrie
  * Carex bermudiana Hemsl.
  * Carex berteroniana Steud.
  * Carex bichenoviana Boott
  * Carex bicknellii Britton & A.Br.
  * Carex bicolor Bellardi ex All.
  * Carex biegensis Cherm.
  * Carex bigelowii Torr. ex Schwein.
  * Carex ×biharica Simonk.
  * Carex bijiangensis S.Yun Liang & S.R.Zhang
  * Carex bilateralis Hayata
  * Carex biltmoreana Mack.
  * Carex ×binderi Podp.
  * Carex binervis Sm.
  * Carex bitchuensis T.Hoshino & H.Ikeda
  * Carex blakei Nelmes
  * Carex blanda Dewey
  * Carex blepharicarpa Franch.
  * Carex blinii H.Lév. & Vaniot
  * Carex bodinieri Franch.
  * Carex boecheriana Á.Löve, D.Löve & Raymond
  * Carex boelckeiana Barros
  * Carex ×boenninghausiana Weihe
  * Carex ×bogstadensis Kük.
  * Carex bohemica Schreb.
  * Carex bolanderi Olney
  * Carex ×bolina Láng
  * Carex boliviensis Van Heurck & Müll.Arg.
  * Carex bonanzensis Britton
  * Carex bonariensis Desf. ex Poir.
  * Carex bonplandii Kunth
  * Carex boottiana Hook. & Arn.
  * Carex borbonica Lam.
  * Carex borealihinganica Y.L.Chang & Y.L.Yang
  * Carex borii Nelmes
  * Carex boryana Schkuhr
  * Carex bostrychostigma Maxim.
  * Carex brachyanthera Ohwi
  * Carex brachycalama Griseb.
  * Carex brachystachys Schrank
  * Carex bracteosa Kunze
  * Carex bradei R.Gross
  * Carex brainerdii Mack.
  * Carex brasiliensis A.St.-Hil.
  * Carex brassii Nelmes
  * Carex breviaristata K.T.Fu
  * Carex brevicollis DC.
  * Carex breviculmis R.Br.
  * Carex brevicuspis C.B.Clarke
  * Carex brevior (Dewey) Mack. ex Lunell
  * Carex breviscapa C.B.Clarke
  * Carex breweri Boott
  * Carex brizoides L.
  * Carex bromoides Willd.
  * Carex brongniartii Kunth
  * Carex brownii Tuck.
  * Carex brunnea Thunb.
  * Carex brunnescens (Pers.) Poir.
  * Carex brunnipes Reznicek
  * Carex brysonii Naczi
  * Carex buchananii Berggr.
  * Carex bucharica Kük.
  * Carex buekii Wimm.
  * Carex bulbostylis Mack.
  * Carex bullata Willd.
  * Carex burchelliana Boeckeler
  * Carex burttii Noltie
  * Carex bushii Mack.
  * Carex buxbaumii Wahlenb.
  
  ## C
  
  * Carex caduca Boott
  * Carex caeligena Reznicek
  * Carex ×caesariensis Mack.
  * Carex caespititia Nees
  * Carex calcicola Tang & F.T.Wang
  * Carex calcifugens Naczi
  * Carex calcis K.A.Ford
  * Carex californica L.H.Bailey
  * Carex callista Nelmes
  * Carex callitrichos V.I.Krecz.
  * Carex cambodiensis Nelmes
  * Carex camposii Boiss. & Reut.
  * Carex campylorhina V.I.Krecz.
  * Carex canaliculata P.C.Li
  * Carex canariensis Kük.
  * Carex ×candriana Kneuck.
  * Carex canescens L.
  * Carex canina Dunn
  * Carex capillacea Boott
  * Carex capillaris L.
  * Carex capilliculmis S.R.Zhang
  * Carex capilliformis Franch.
  * Carex capitata L.
  * Carex capitellata Boiss. & Balansa
  * Carex capricornis Meinsh. ex Maxim.
  * Carex cardiolepis Nees
  * Carex careyana Torr. ex Dewey
  * Carex ×cariei Aubin
  * Carex caroliniana Schwein.
  * Carex carsei Petrie
  * Carex caryophyllea Latourr.
  * Carex castanea Wahlenb.
  * Carex castanostachya K.Schum. ex Kük.
  * Carex catamarcensis C.B.Clarke ex Kük.
  * Carex cataphyllodes Nelmes
  * Carex cataractae R.Br.
  * Carex caudispicata F.T.Wang & Tang ex P.C.Li
  * Carex cavaleriensis H.Lév. & Vaniot
  * Carex caxinensis F.J.Herm.
  * Carex celebica Kük.
  * Carex ×cenantha A.E.Kozhevn.
  * Carex cephaloidea (Dewey) Dewey ex Boott
  * Carex cephalophora Muhl. ex Willd.
  * Carex cephalotes F.Muell.
  * Carex cercidascus C.B.Clarke
  * Carex cespitosa L.
  * Carex ×cetica Rech.
  * Carex ceylanica Boeckeler
  * Carex chaffanjonii E.G.Camus
  * Carex chalciolepis T.Holm
  * Carex changmuensis Tang & F.T.Wang ex Y.C.Yang
  * Carex chaofangii C.Z.Zheng & X.F.Jin
  * Carex chapmanii Steud.
  * Carex chathamica Petrie
  * Carex cheniana Tang & F.T.Wang ex S.Yun Liang
  * Carex cherokeensis Schwein.
  * Carex chiapensis F.J.Herm.
  * Carex chihuahuensis Mack.
  * Carex chikungana L.H.Bailey
  * Carex chillanensis Phil.
  * Carex chinensis Retz.
  * Carex chinoi Ohwi ex T.Koyama
  * Carex chiovendae Pamp.
  * Carex chiwuana F.T.Wang & Tang ex P.C.Li
  * Carex chlorantha R.Br.
  * Carex chlorocephalula F.T.Wang & Tang ex P.C.Li
  * Carex chloroleuca Meinsh.
  * Carex chlorosaccus C.B.Clarke
  * Carex chorda H.Lév. & Vaniot
  * Carex chordorrhiza L.f.
  * Carex chosenica Ohwi
  * Carex chrysolepis Franch. & Sav.
  * Carex chuiana F.T.Wang & Tang ex P.C.Li
  * Carex chuii Nelmes
  * Carex chungii Z.P.Wang
  * Carex cilicica Boiss.
  * Carex cinerascens Kük.
  * Carex circinnata C.A.Mey.
  * Carex cirrhosa Berggr.
  * Carex cirrhulosa Nees
  * Carex ×clausa E.Holmb.
  * Carex clavata Thunb.
  * Carex clivorum Ohwi
  * Carex cochinchinensis Raymond
  * Carex cochranei Reznicek
  * Carex cockayniana Kük.
  * Carex cognata Kunth
  * Carex colchica J.Gay
  * Carex colensoi Boott
  * Carex collifera Ohwi
  * Carex collimitanea V.I.Krecz.
  * Carex collinsii Nutt.
  * Carex collumanthus (Steyerm.) L.E.Mora
  * Carex comans Berggr.
  * Carex commixta Steud.
  * Carex communis L.H.Bailey
  * Carex comosa Boott
  * Carex complanata Torr. & Hook.
  * Carex composita Boott
  * Carex concinna R.Br.
  * Carex concinnoides Mack.
  * Carex condensata Nees
  * Carex conferta Hochst. ex A.Rich.
  * Carex confertospicata Boeckeler
  * Carex congdonii L.H.Bailey
  * Carex congestiflora Reznicek & S.González
  * Carex conica Boott
  * Carex conjuncta Boott
  * Carex conoidea Willd.
  * Carex conoides Kük.
  * Carex conspecta Mack.
  * Carex conspissata V.I.Krecz.
  * Carex constanceana Stacey
  * Carex contigua Hoppe
  * Carex continua C.B.Clarke
  * Carex contracta F.Muell.
  * Carex ×corcoutica Domin
  * Carex cordillerana Saarela & B.A.Ford
  * Carex cordouei H.Lév.
  * Carex coriacea Hamlin
  * Carex corrugata Fernald
  * Carex ×corstorphinei Druce
  * Carex cortesii Liebm.
  * Carex ×costei Rouy
  * Carex coulteri Boott ex Hemsl.
  * Carex coxiana Petrie
  * Carex cranaocarpa Nelmes
  * Carex crassibasis H.Lév. & Vaniot
  * Carex crassiflora Kük.
  * Carex crawei Dewey ex Torr.
  * Carex crawfordii Fernald
  * Carex crebra V.I.Krecz.
  * Carex crebriflora Wiegand
  * Carex cretica Gradst. & Kern
  * Carex crinita Lam.
  * Carex ×crinitoides Lepage
  * Carex cristatella Britton & A.Br.
  * Carex cruciata Wahlenb.
  * Carex cruenta Nees
  * Carex crus-corvi Shuttlew. ex Kunze
  * Carex ×cryptochlaena T.Holm
  * Carex cryptolepis Mack.
  * Carex cryptostachys Brongn.
  * Carex ×csomadensis Simonk.
  * Carex cubensis Kük.
  * Carex cuchumatanensis Standl. & Steyerm.
  * Carex culmenicola Steyerm.
  * Carex cumberlandensis Naczi, Kral & Bryson
  * Carex cumulata (L.H.Bailey) Mack.
  * Carex cuprina (I.Sándor ex Heuff.) Nendtv. ex A.Kern.
  * Carex curaica Kunth
  * Carex curatorum Stacey
  * Carex curvata All.
  * Carex curvicollis Franch. & Sav.
  * Carex curviculmis Reznicek
  * Carex curvula All.
  * Carex cusickii Mack.
  * Carex cuspidosa Dunn
  * Carex cylindrostachya Franch.
  * Carex cyrtosaccus C.B.Clarke
  
  ## D
  
  * Carex dabieensis S.W.Su
  * Carex dahurica Kük.
  * Carex dailingensis Y.L.Chou
  * Carex daisenensis Nakai
  * Carex dallii Kirk
  * Carex daltonii Boott
  * Carex ×danielis H.Lév.
  * Carex darwinii Boott
  * Carex dasycarpa Muhl.
  * Carex davalliana Sm.
  * Carex davidii Franch.
  * Carex david-smithii Reznicek
  * Carex davisii Schwein. & Torr.
  * Carex davyi Mack.
  * Carex dayuongensis Z.P.Wang
  * Carex ×deamii F.J.Herm.
  * Carex debeauxii H.Lév. & Vaniot
  * Carex debilis Michx.
  * Carex decaulescens V.I.Krecz.
  * Carex decidua Boott
  * Carex deciduisquama F.T.Wang & Tang ex P.C.Li
  * Carex declinata Boott
  * Carex ×decolorans Wimm.
  * Carex decomposita Muhl.
  * Carex decora Boott
  * Carex decurtata Cheeseman
  * Carex deflexa Hornem.
  * Carex ×deinbolliana J.Gay
  * Carex delavayi Franch.
  * Carex delicata C.B.Clarke
  * Carex densa (L.H.Bailey) L.H.Bailey
  * Carex densenervosa Chiov.
  * Carex densicaespitosa L.K.Dai
  * Carex densifimbriata Tang & F.T.Wang
  * Carex densipilosa C.Z.Zheng & X.F.Jin
  * Carex depauperata Curtis ex With
  * Carex depressa Link
  * Carex deqinensis L.K.Dai
  * Carex ×descendens Kük.
  * Carex ×deserta Merino
  * Carex desponsa Boott
  * Carex devia Cheeseman
  * Carex deweyana Schwein.
  * Carex dianae Steud.
  * Carex diandra Schrank
  * Carex diastena V.I.Krecz.
  * Carex dickinsii Franch. & Sav.
  * Carex dielsiana Kük.
  * Carex digitalis Willd.
  * Carex digitata L.
  * Carex diluta M.Bieb.
  * Carex diminuta Boeckeler
  * Carex dimorpholepis Steud.
  * Carex dimorphotheca Stschegl.
  * Carex dioica L.
  * Carex diplodon Nelmes
  * Carex dipsacea Berggr.
  * Carex discessa V.I.Krecz. ex Grubov
  * Carex dispalata Boott
  * Carex disperma Dewey
  * Carex dissita Sol. ex Boott
  * Carex dissitiflora Franch.
  * Carex dissitispicula Ohwi
  * Carex distachya Desf.
  * Carex distans L.
  * Carex distentiformis F.J.Herm.
  * Carex disticha Huds.
  * Carex distracta C.B.Clarke
  * Carex divisa Huds.
  * Carex divulsa Stokes
  * Carex doenitzii Boeckeler
  * Carex doisutepensis T.Koyama
  * Carex dolichogyne T.Koyama
  * Carex dolichostachya Hayata
  * Carex dolomitica Heenan & de Lange
  * Carex donnell-smithii L.H.Bailey
  * Carex douglasii Boott
  * Carex drepanorhyncha Franch.
  * Carex druceana Hamlin
  * Carex drymophila Turcz.
  * Carex ×ducellieri Beauverd
  * Carex ×duereriana Kük.
  * Carex ×dufftii Hausskn.
  * Carex ×dumanii Lepage
  * Carex dunniana H.Lév.
  * Carex durangensis Reznicek & S.González
  * Carex durieui Steud. ex Kunze
  * Carex duriuscula C.A.Mey.
  * Carex dusenii Kük. ex Dusén
  * Carex duvaliana Franch. & Sav.
  
  ## E
  
  * Carex earistata F.T.Wang & Y.L.Chang ex S.Yun Liang
  * Carex ebenea Rydb.
  * Carex eburnea Boott
  * Carex echinata Murray
  * Carex echinochloe Kunze
  * Carex echinochloiformis Y.L.Chang ex Y.C.Yang
  * Carex echinus Ohwi
  * Carex ecklonii Nees
  * Carex ecostata C.B.Clarke
  * Carex ecuadorica Kük.
  * Carex edgariae Hamlin
  * Carex edwardsiana E.L.Bridges & Orzell
  * Carex egena H.Lév. & Vaniot
  * Carex egglestonii Mack.
  * Carex ekmanii Kük.
  * Carex elata All.
  * Carex elatior Boeckeler
  * Carex eleusinoides Turcz. ex Kunth
  * Carex elgonensis Nelmes
  * Carex elingamita Hamlin
  * Carex ×elisabethae J.Andrés & al.
  * Carex elliottii Schwein. & Torr.
  * Carex elongata L.
  * Carex eluta Nelmes
  * Carex elynoides T.Holm
  * Carex ×elytroides Fr.
  * Carex emirnensis Baker
  * Carex ×emmae L.Gross
  * Carex ×emmanuelis Luceño
  * Carex emoryi Dewey
  * Carex endlichii Kük.
  * Carex enervis C.A.Mey.
  * Carex engelmannii L.H.Bailey
  * Carex enneastachya C.B.Clarke
  * Carex enysii Petrie
  * Carex erawinensis Korotky
  * Carex ereica Tang & F.T.Wang ex L.K.Dai
  * Carex eremitica Paine
  * Carex eremopyroides V.I.Krecz.
  * Carex eremostachya S.T.Blake
  * Carex ericetorum Pollich
  * Carex eriocarpa Hausskn. & Kük.
  * Carex erythrobasis H.Lév. & Vaniot
  * Carex erythrorrhiza Boeckeler
  * Carex esquiroliana H.Lév.
  * Carex esquirolii H.Lév. & Vaniot
  * Carex euprepes Nelmes
  * Carex euryphylla Cherm.
  * Carex evadens S.González & Reznicek
  * Carex ×evoluta Hartm.
  * Carex excelsa Poepp. ex Kunth
  * Carex exilis Dewey
  * Carex ×exsalina Lepage
  * Carex exsiccata L.H.Bailey
  * Carex extensa Gooden.
  
  ## F
  
  * Carex faberiana Loes.
  * Carex fastigiata Franch.
  * Carex feanii F.Br.
  * Carex fecunda Steud.
  * Carex feddeana H.Pfeiff.
  * Carex fedia Nees
  * Carex ×felixii L.C.Lamb.
  * Carex fenghuangshanica F.T.Wang & Tang ex P.C.Li
  * Carex ×ferdinandi-sauteri Asch. & Graebn.
  * Carex ferruginea Scop.
  * Carex festivelloides Reznicek
  * Carex festucacea Schkuhr ex Willd.
  * Carex feta L.H.Bailey
  * Carex ×figertii Asch. & Graebn.
  * Carex filamentosa Petrie
  * Carex filicina Nees
  * Carex filifolia Nutt.
  * Carex filiformis L.
  * Carex filipedunculata S.W.Su
  * Carex filipes Franch. & Sav.
  * Carex ×filkukae Podp.
  * Carex fimbriata Schkuhr
  * Carex finitima Boott
  * Carex firma Host
  * Carex firmicaulis Kalela
  * Carex ×firmior (Norman) E.Holmb.
  * Carex fischeri K.Schum.
  * Carex fissa Mack.
  * Carex fissuricola Mack.
  * Carex flabellata H.Lév. & Vaniot
  * Carex flacca Schreb.
  * Carex flaccosperma Dewey
  * Carex flagellifera Colenso
  * Carex flava L.
  * Carex ×flavicans F.Nyl.
  * Carex flaviformis Nelmes
  * Carex flavocuspis Franch. & Sav.
  * Carex flexirostris Reznicek
  * Carex floridana Schwein.
  * Carex fluviatilis Boott
  * Carex foenea Willd.
  * Carex foetida All.
  * Carex fokienensis Dunn
  * Carex foliosa D.Don ex Tilloch & Taylor
  * Carex foliosissima F.Schmidt
  * Carex folliculata L.
  * Carex foraminata C.B.Clarke
  * Carex foraminatiformis Y.C.Tang & S.Yun Liang
  * Carex forficula Franch. & Sav.
  * Carex formosa Dewey
  * Carex forrestii Kük.
  * Carex forsteri Wahlenb.
  * Carex fossa G.A.Wheeler
  * Carex fracta Mack.
  * Carex fragilis Boott
  * Carex frankii Kunth
  * Carex fretalis Hamlin
  * Carex ×fridtzii E.Holmb.
  * Carex ×friesii Blytt
  * Carex frigida All.
  * Carex fritschii Waisb.
  * Carex fructus Reznicek
  * Carex fucata Boott ex C.B.Clarke
  * Carex fuliginosa Schkuhr
  * Carex fulta Franch.
  * Carex ×fulva Gooden.
  * Carex fulvorubescens Hayata
  * Carex funhuangshanica F.T.Wang & Tang ex P.C.Li
  * Carex funingensis Tang & F.T.Wang ex S.Yun Liang
  * Carex fusanensis Ohwi
  * Carex fuscolutea Boeckeler
  * Carex fuscula d'Urv.
  * Carex fusiformis Nees
  * Carex ×fussii Simonk.
  
  ## G
  
  * Carex garberi Fernald
  * Carex gaudichaudiana Kunth
  * Carex ×gaudiniana Guthnick
  * Carex gayana Desv.
  * Carex gemella Hochst. ex Steud.
  * Carex geminata Schkuhr
  * Carex genkaiensis Ohwi
  * Carex gentilis Franch.
  * Carex geophila Mack.
  * Carex ×gerhaldtii Figert
  * Carex geyeri Boott
  * Carex gholsonii Naczi & Cochrane
  * Carex gibba Wahlenb.
  * Carex gibbsiae Rendle
  * Carex gibertii G.A.Wheeler
  * Carex gifuensis Franch.
  * Carex gigantea Rudge
  * Carex ×ginsiensis Waisb.
  * Carex giraldiana Kük.
  * Carex giraudiasii H.Lév.
  * Carex glabrescens (Kük.) Ohwi
  * Carex glacialis Mack.
  * Carex glareosa Schkuhr ex Wahlenb.
  * Carex glaucescens Elliott
  * Carex glauciformis Meinsh.
  * Carex glaucodea Tuck. ex Olney
  * Carex globistylosa P.C.Li
  * Carex globosa Boott
  * Carex globularis L.
  * Carex globulosa Phulphong & D.A.Simpson
  * Carex glomerabilis V.I.Krecz.
  * Carex glossostigma Hand.-Mazz.
  * Carex gmelinii Hook. & Arn.
  * Carex godfreyi Naczi
  * Carex goligongshanensis P.C.Li
  * Carex gonggaensis P.C.Li
  * Carex gongshanensis Tang & F.T.Wang ex Y.C.Yang
  * Carex gonochorica Cherm.
  * Carex gotoi Ohwi
  * Carex goyenii Petrie
  * Carex gracilenta Boott ex Boeckeler
  * Carex graciliflora Dunn
  * Carex gracilior Mack.
  * Carex gracilispica Hayata
  * Carex gracillima Schwein.
  * Carex graeffeana Boeckeler
  * Carex grallatoria Maxim.
  * Carex graminiculmis T.Koyama
  * Carex graminifolia Cherm.
  * Carex grandiligulata Kük.
  * Carex granifera Dunn
  * Carex ×grantii A.Benn.
  * Carex granularis Muhl. ex Willd.
  * Carex gravida L.H.Bailey
  * Carex grayi Carey
  * Carex griersonii Noltie
  * Carex grioletii Roem. ex Schkuhr
  * Carex grisea Wahlenb.
  * Carex ×grossii Fiek
  * Carex guatemalensis F.J.Herm.
  * Carex guffroyi H.Lév. & Perrier
  * Carex gunniana Boott
  * Carex gynaecandra H.Pfeiff.
  * Carex gynandra Schwein.
  * Carex gynocrates Wormsk.
  * Carex gynodynama Olney
  
  ## H
  
  * Carex hachijoensis Akiyama
  * Carex ×haematolepis Drejer
  * Carex haematorrhyncha Ohwi & T.Koyama
  * Carex haematosaccus C.B.Clarke
  * Carex haematostoma Nees
  * Carex ×hageri E.Baumann
  * Carex hakkodensis Franch.
  * Carex hakonemontana Katsuy.
  * Carex hakonensis Franch. & Sav.
  * Carex halleriana Asso
  * Carex halliana L.H.Bailey
  * Carex hallii Olney
  * Carex hanamninhensis K.K.Nguyen
  * Carex hancockiana Maxim.
  * Carex hanensis Dunn
  * Carex hangtongensis H.Lév. & Vaniot
  * Carex hangzhouensis C.Z.Zheng, X.F.Jin & B.Y.Ding
  * Carex ×hanseniana Junge
  * Carex harfordii Mack.
  * Carex harlandii Boott
  * Carex harrysmithii Kük.
  * Carex ×hartii Dewey
  * Carex hartmanii Cajander
  * Carex hashimotoi Ohwi
  * Carex hassei L.H.Bailey
  * Carex hassiana Loes.
  * Carex hastata Kük.
  * Carex hatuyenensis K.K.Nguyen
  * Carex haydeniana Olney
  * Carex haydenii Dewey
  * Carex hebecarpa C.A.Mey.
  * Carex hebes Nelmes
  * Carex hebetata Boott
  * Carex hectori Petrie
  * Carex heleonastes Ehrh. ex L.f.
  * Carex helferi Boeckeler
  * Carex helleri Mack.
  * Carex ×helvola Blytt
  * Carex hemineuros T.Koyama
  * Carex hendersonii L.H.Bailey
  * Carex hermannii Cochrane
  * Carex herteri G.A.Wheeler
  * Carex heshuonensis S.Yun Liang
  * Carex heterodoxa Cherm.
  * Carex heterolepis Bunge
  * Carex heteroneura S.Watson
  * Carex ×heterophyta E.Holmb.
  * Carex heterostachya Bunge
  * Carex heudesii H.Lév. & Vaniot
  * Carex hexinensis S.Yun Liang & Y.Z.Huang
  * Carex hezhouensis H.Wang & S.N.Wang
  * Carex ×hibernica A.Benn.
  * Carex hieronymi Boeckeler
  * Carex hilairei Boott
  * Carex hilaireioides C.B.Clarke ex Kük.
  * Carex hildebrandtiana Boeckeler
  * Carex himalaica T.Koyama
  * Carex hinnulea C.B.Clarke
  * Carex hirsutella Mack.
  * Carex hirta L.
  * Carex hirtelloides (Kük.) F.T.Wang & Tang ex P.C.Li
  * Carex hirticaulis P.C.Li
  * Carex hirtifolia Mack.
  * Carex hirtigluma C.B.Clarke
  * Carex hirtissima Boott
  * Carex hirtiutriculata L.K.Dai
  * Carex hispida Willd. ex Schkuhr
  * Carex hitchcockiana Dewey
  * Carex hoatiensis H.Lév.
  * Carex hochstetteriana J.Gay ex Seub.
  * Carex holostoma Drejer
  * Carex holotricha Ohwi
  * Carex hondoensis Ohwi
  * Carex hongnoensis H.Lév.
  * Carex hongyuanensis Y.C.Tang & S.Yun Liang
  * Carex hoodii Boott
  * Carex hookeri Kunth
  * Carex hookeriana Dewey
  * Carex hoozanensis Hayata
  * Carex hopeiensis F.T.Wang & Tang
  * Carex hordeistichos Vill.
  * Carex hormathodes Fernald
  * Carex horsfieldii Boott
  * Carex hostiana DC.
  * Carex hotaizanensis Akiyama
  * Carex houghtoniana Torr. ex Dewey
  * Carex hovarum Cherm.
  * Carex huashanica Tang & F.T.Wang ex L.K.Dai
  * Carex hubbardii Nelmes
  * Carex huehueteca Standl. & Steyerm.
  * Carex hultenii Aspl.
  * Carex humahuacaensis G.A.Wheeler
  * Carex humbertiana Ohwi
  * Carex humbertii Cherm.
  * Carex humboldtiana Steud.
  * Carex humida Y.L.Chang & Y.L.Yang
  * Carex humilis Leyss.
  * Carex humpatensis H.E.Hess
  * Carex huolushanensis P.C.Li
  * Carex husnotiana H.Lév.
  * Carex hwangii Matsuda
  * Carex hyalina Boott
  * Carex hyalinolepis Steud.
  * Carex hymenodon Ohwi
  * Carex hymenolepis Nees
  * Carex hypandra F.Muell.
  * Carex hypaneura V.I.Krecz.
  * Carex hypoblephara Ohwi & Ryu
  * Carex hypolytroides Ridl.
  * Carex hypsipedos C.B.Clarke
  * Carex hypsobates Nelmes
  * Carex hystericina Muhl. ex Willd.
  
  ## I
  
  * Carex ichangensis C.B.Clarke
  * Carex idaea Greuter, Matthäs & Risse
  * Carex idahoa L.H.Bailey
  * Carex idzuroei Franch. & Sav.
  * Carex iljinii V.I.Krecz.
  * Carex illegitima Ces.
  * Carex illota L.H.Bailey
  * Carex ×ilseana Ruhmer
  * Carex impexa K.A.Ford
  * Carex impressinervia Bryson, Kral & Manhart
  * Carex impura Ohwi
  * Carex inamii Ohwi
  * Carex inanis Kunth
  * Carex incisa Boott
  * Carex inclinis Boott ex C.B.Clarke
  * Carex incomitata K.R.Thiele
  * Carex incurviformis Mack.
  * Carex indica L.
  * Carex indiciformis F.T.Wang & Tang ex P.C.Li
  * Carex indistincta H.Lév. & Vaniot
  * Carex indosinica Raymond
  * Carex infirminervia Naczi
  * Carex infossa Z.P.Wang
  * Carex infuscata Nees
  * Carex inopinata V.J.Cook
  * Carex inops L.H.Bailey
  * Carex insaniae Koidz.
  * Carex insignis Boott
  * Carex insularis Carmich.
  * Carex integra Mack.
  * Carex interior L.H.Bailey
  * Carex ×interjecta Waisb.
  * Carex interrupta Boeckeler
  * Carex intumescens Rudge
  * Carex inversa R.Br.
  * Carex inversonervosa Nelmes
  * Carex ×involuta (Bab.) Syme
  * Carex iraqensis S.S.Hooper & Kukkonen
  * Carex ischnogyne Gilli
  * Carex ischnostachya Steud.
  * Carex ivanoviae T.V.Egorova
  * Carex ixtapalucensis Reznicek
  * Carex iynx Nelmes
  
  ## J
  
  * Carex jacens C.B.Clarke
  * Carex jackiana Boott
  * Carex jacutica V.I.Krecz.
  * Carex ×jaegeri F.W.Schultz
  * Carex jaluensis Kom.
  * Carex jamesii Schwein.
  * Carex jamesonii Boott
  * Carex jankowskii Gorodkov
  * Carex japonica Thunb.
  * Carex jeanpertii E.G.Camus
  * Carex jiaodongensis Y.M.Zhang & X.D.Chen
  * Carex jinfoshanensis Tang & F.T.Wang ex S.Yun Liang
  * Carex jisaburo-ohwiana T.Koyama
  * Carex jiuxianshanensis L.K.Dai & Y.Z.Huang
  * Carex jizhuangensis S.Yun Liang
  * Carex johnstonii Boeckeler
  * Carex jonesii L.H.Bailey
  * Carex joorii L.H.Bailey
  * Carex ×josephi-schmittii Raymond
  * Carex jubozanensis J.Oda & A.Tanaka
  * Carex juniperorum Catling, Reznicek & Crins
  * Carex ×justi-schmidtii Junge
  * Carex juvenilis C.B.Clarke ex E.G.Camus
  
  ## K
  
  * Carex kabanovii V.I.Krecz.
  * Carex kaloides Petrie
  * Carex kansuensis Nelmes
  * Carex kaoi Tang & F.T.Wang ex S.Yun Liang
  * Carex karisimbiensis Cherm.
  * Carex karlongensis Kük.
  * Carex karoi (Freyn) Freyn
  * Carex kashmirensis C.B.Clarke
  * Carex ×kattaeana Kük.
  * Carex kauaiensis R.W.Krauss
  * Carex ×kenaica Lepage
  * Carex kermadecensis Petrie
  * Carex ×ketonensis Akiyama
  * Carex khoii T.V.Egorova & Aver.
  * Carex kiangsuensis Kük.
  * Carex killickii Nelmes
  * Carex kimurae Ohwi & T.Koyama
  * Carex kingii (R.Br. ex Boott) Reznicek
  * Carex kiotensis Franch. & Sav.
  * Carex kirganica Kom.
  * Carex kirinensis W.Wang & Y.L.Chang
  * Carex kirkii Petrie
  * Carex kitaibeliana Degen ex Bech.
  * Carex klaphakei K.L.Wilson
  * Carex ×kneuckeriana Zahn
  * Carex ×knieskernii Dewey
  * Carex knorringiae Kük. ex V.I.Krecz.
  * Carex kobomugi Ohwi
  * Carex ×kohtsii K.Richt.
  * Carex korkischkoae A.E.Kozhevn.
  * Carex korshinskyi Kom.
  * Carex koshewnikowii Litv.
  * Carex kraliana Naczi & Bryson
  * Carex krascheninnikovii Kom. ex V.I.Krecz.
  * Carex krausei Boeckeler
  * Carex kreczetoviczii T.V.Egorova
  * Carex kuchunensis Tang & F.T.Wang ex S.Yun Liang
  * Carex kucyniakii Raymond
  * Carex ×kuekenthalii Dörfl. ex H.Zahn
  * Carex kujuzana Ohwi
  * Carex kulingana L.H.Bailey
  * Carex kumaonensis Kük.
  * Carex kurdica Kük. ex Hand.-Mazz.
  * Carex ×kurilensis Ohwi
  * Carex kurtziana Kük.
  * Carex kwangsiensis F.T.Wang & Tang ex P.C.Li
  * Carex kwangtoushanica K.T.Fu
  * Carex ×kyyhkynenii Hiitonen
  
  ## L
  
  * Carex lachenalii Schkuhr
  * Carex lacistoma R.Br.
  * Carex ×lackowitziana Paul
  * Carex lacustris Willd.
  * Carex laeta Boott
  * Carex laeviconica Dewey
  * Carex laeviculmis Meinsh.
  * Carex laevigata Sm.
  * Carex laevissima Nakai
  * Carex laevivaginata (Kük.) Mack.
  * Carex lageniformis Nelmes
  * Carex ×laggeri Wimm.
  * Carex lagunensis M.E.Jones
  * Carex lambertiana Boott
  * Carex lamprocarpa Phil.
  * Carex lamprochlamys S.T.Blake
  * Carex lancangensis S.Yun Liang
  * Carex lanceolata Boott
  * Carex lancifolia C.B.Clarke
  * Carex lancisquamata L.K.Dai
  * Carex ×langeana Fernald
  * Carex lankana T.Koyama
  * Carex laosensis Nelmes
  * Carex lapazensis C.B.Clarke
  * Carex lapponica Láng
  * Carex larensis Steyerm.
  * Carex laricetorum Y.L.Chou
  * Carex lasiocarpa Ehrh.
  * Carex lasiolepis Franch.
  * Carex latebracteata Waterf.
  * Carex lateralis Kük.
  * Carex lateriflora Phil.
  * Carex laticeps C.B.Clarke ex Franch.
  * Carex latisquamea Kom.
  * Carex lativena S.D.Jones & G.D.Jones
  * Carex ×lausii Podp.
  * Carex laxa Wahlenb.
  * Carex laxiculmis Schwein.
  * Carex laxiflora Lam.
  * Carex leavenworthii Dewey
  * Carex lebrunii H.Lév.
  * Carex ledebouriana C.A.Mey. ex Trevir.
  * Carex lehmanii Drejer
  * Carex leiorhyncha C.A.Mey.
  * Carex lemanniana Boott
  * Carex lemmonii W.Boott
  * Carex lenta D.Don
  * Carex lenticularis Michx.
  * Carex lepida Boott
  * Carex leporina L.
  * Carex leporinella Mack.
  * Carex leptalea Wahlenb.
  * Carex ×leptoblasta E.Holmb.
  * Carex leptocladus C.B.Clarke
  * Carex leptonervia (Fernald) Fernald
  * Carex leptopoda Mack.
  * Carex leribensis Nelmes
  * Carex lessoniana Steud.
  * Carex leucantha Arn. ex Boott
  * Carex lianchengensis S.Yun Liang & Y.Z.Huang
  * Carex libera (Kük.) Hamlin
  * Carex ×lidii Hadac
  * Carex ligata Boott
  * Carex ×limnogena Appel ex Kneuck.
  * Carex limosa L.
  * Carex ×limosoides J.Cay.
  * Carex limprichtiana Kük.
  * Carex ×limula Fr.
  * Carex lindleyana Nees
  * Carex lingii F.T.Wang & Tang
  * Carex liouana F.T.Wang & Tang
  * Carex liparocarpos Gaudin
  * Carex liqingii Tang & F.T.Wang ex S.Yun Liang
  * Carex lithophila Turcz.
  * Carex litorhyncha Franch.
  * Carex litorosa L.H.Bailey
  * Carex litvinovii Kük.
  * Carex liuii T.Koyama & T.I.Chuang
  * Carex livida (Wahlenb.) Willd.
  * Carex lobolepis F.Muell.
  * Carex lobulirostris Drejer
  * Carex loheri C.B.Clarke
  * Carex loliacea L.
  * Carex lonchocarpa Willd. ex Spreng.
  * Carex longhiensis Franch.
  * Carex longibrachiata Boeckeler
  * Carex longicaulis Boeckeler
  * Carex longicruris Nees
  * Carex longiculmis Petrie
  * Carex longicuspis Boeckeler
  * Carex longii Mack.
  * Carex longiligula Reznicek & S.González
  * Carex longipes D.Don ex Tilloch & Taylor
  * Carex longirostrata C.A.Mey.
  * Carex longispiculata Y.C.Yang
  * Carex longissima M.E.Jones
  * Carex longpanlaensis S.Yun Liang
  * Carex longshengensis Y.C.Tang & S.Yun Liang
  * Carex longxishanensis S.Yun Liang
  * Carex lophocarpa C.B.Clarke
  * Carex ×loretii Rouy
  * Carex louisianica L.H.Bailey
  * Carex lowei Bech.
  * Carex lucorum Willd.
  * Carex luctuosa Franch.
  * Carex ×ludibunda J.Gay
  * Carex lupuliformis Sartwell ex Dewey
  * Carex lupulina Muhl. ex Willd.
  * Carex lurida Wahlenb.
  * Carex luridiformis Mack. ex Reznicek & S.González
  * Carex lushanensis Kük.
  * Carex lutea Leblond
  * Carex ×luteola (Rchb.) Sendtn.
  * Carex luzulifolia Boott
  * Carex luzulina Olney
  * Carex lyi H.Lév. & Vaniot
  * Carex lyngbyei Hornem.
  
  ## M
  
  * Carex maackii Maxim.
  * Carex ×macilenta Fr.
  * Carex mackenziana Weath.
  * Carex mackenziei V.I.Krecz.
  * Carex macloviana d'Urv.
  * Carex ×macounii Dewey
  * Carex macrandrolepis H.Lév. & Vaniot
  * Carex macrocephala Willd. ex Spreng.
  * Carex macrochaeta C.A.Mey.
  * Carex macrolepis DC.
  * Carex macrophyllidion Nelmes
  * Carex macrorrhiza Boeckeler
  * Carex macrosandra (Franch.) V.I.Krecz.
  * Carex macrosolen Steud.
  * Carex macrostigmatica Kük.
  * Carex macrostylon Lapeyr.
  * Carex maculata Boott
  * Carex madagascariensis Boeckeler
  * Carex madrensis L.H.Bailey
  * Carex magellanica Lam.
  * Carex magnoutriculata Tang & F.T.Wang ex L.K.Dai
  * Carex mairei Coss. & Germ.
  * Carex makinoensis Franch.
  * Carex makuensis P.C.Li
  * Carex malaccensis C.B.Clarke
  * Carex malmei Kalela
  * Carex malyschevii T.V.Egorova
  * Carex manca Boott
  * Carex manciformis C.B.Clarke ex Franch.
  * Carex mandoniana Boeckeler
  * Carex mandshurica Meinsh.
  * Carex manginii E.G.Camus
  * Carex manhartii Bryson
  * Carex mannii E.A.Bruce
  * Carex manongarivensis Cherm.
  * Carex maorica Hamlin
  * Carex maorshanica Y.L.Chou
  * Carex maquensis Y.C.Yang
  * Carex marahuacana Reznicek
  * Carex marianensis Stacey
  * Carex marina Dewey
  * Carex mariposana L.H.Bailey ex Mack.
  * Carex maritima Gunnerus
  * Carex markgrafii Kük.
  * Carex martinii H.Lév. & Vaniot
  * Carex martynenkoi Zolot.
  * Carex ×massonii Cay. & Lepage
  * Carex matsumurae Franch.
  * Carex mayebarana Ohwi
  * Carex mckittrickensis P.W.Ball
  * Carex mcvaughii Reznicek
  * Carex meadii Dewey
  * Carex media R.Br.
  * Carex mediterranea C.B.Clarke ex Post
  * Carex medwedewii Leskov
  * Carex meeboldiana Kük.
  * Carex meihsienica K.T.Fu
  * Carex meiocarpa H.Lév. & Vaniot
  * Carex melanantha C.A.Mey.
  * Carex melananthiformis Litv.
  * Carex melanocarpa Cham. ex Trautv.
  * Carex melanocephala Turcz. ex Kunth
  * Carex melanorrhyncha Nelmes
  * Carex melanostachya M.Bieb. ex Willd.
  * Carex melinacra Franch.
  * Carex membranacea Hook.
  * Carex ×mendica Lepage
  * Carex mendocinensis Olney ex Boott
  * Carex merritt-fernaldii Mack.
  * Carex mertensii Prescott ex Bong.
  * Carex merxmuelleri Podlech
  * Carex mesochorea Mack.
  * Carex metallica H.Lév.
  * Carex meyenii Nees
  * Carex meyeriana Kunth
  * Carex michauxiana Boeckeler
  * Carex michelii Host
  * Carex microcarpa Bertol. ex Moris
  * Carex microchaeta T.Holm
  * Carex microdonta Torr.
  * Carex microglochin Wahlenb.
  * Carex micropoda C.A.Mey.
  * Carex microptera Mack.
  * Carex microrhyncha Mack.
  * Carex ×microstachya Ehrh.
  * Carex ×microstachyoides Montell
  * Carex ×microstyla J.Gay ex Gaudin
  * Carex middendorffii F.Schmidt
  * Carex mildbraediana Kük.
  * Carex millsii Dunn
  * Carex mingrelica Kük.
  * Carex minquinensis Z.P.Wang
  * Carex minuticulmis S.W.Su & S.M.Xu
  * Carex minutiscabra Kük. ex V.I.Krecz.
  * Carex minutissima Barros
  * Carex minxianensis S.Yun Liang
  * Carex minxianica Y.C.Yang
  * Carex mira Kük.
  * Carex misandra R.Br.
  * Carex misera Buckley
  * Carex missouriensis P.Rothr. & Reznicek
  * Carex mitchelliana M.A.Curtis
  * Carex ×mithala Callier
  * Carex mitrata Franch.
  * Carex miyabei Franch.
  * Carex mokkwaensis Akiyama
  * Carex molesta Mack.
  * Carex molestiformis Reznicek & P.Rothr.
  * Carex molinae Phil.
  * Carex mollicula Boott
  * Carex mollissima Christ ex Scheutz
  * Carex monodynama (Griseb.) G.A.Wheeler
  * Carex monostachya A.Rich.
  * Carex monotropa Nelmes
  * Carex montana L.
  * Carex montanoaltaica Zolot.
  * Carex montis-eeka Hillebr.
  * Carex montis-everesti Kük.
  * Carex montis-wutaii T.Koyama
  * Carex moorei G.A.Wheeler
  * Carex morii Hayata
  * Carex ×moriyoshiensis Fujiw. & Y.Matsuda
  * Carex morrowii Boott
  * Carex mossii Nelmes
  * Carex motuoensis Y.C.Yang
  * Carex moupinensis Franch.
  * Carex mucronata All.
  * Carex mucronatiformis Tang & F.T.Wang ex S.Yun Liang
  * Carex ×mucronulata E.Holmb.
  * Carex muehlenbergii Willd.
  * Carex muelleri Petrie
  * Carex ×muelleriana F.W.Schultz
  * Carex muliensis Hand.-Mazz.
  * Carex multicaulis L.H.Bailey
  * Carex multicostata Mack.
  * Carex munda Boott
  * Carex munipoorensis C.B.Clarke
  * Carex munroi Boott ex C.B.Clarke
  * Carex muricata L.
  * Carex muriculata F.J.Herm.
  * Carex ×musashiensis Ohwi
  * Carex musei Steud.
  * Carex muskingumensis Schwein.
  * Carex myosurus Nees
  
  ## N
  
  * Carex nachiana Ohwi
  * Carex nairii Ghildyal & U.C.Bhattach.
  * Carex nakasimae Ohwi
  * Carex nanchuanensis K.L.Chu ex S.Yun Liang
  * Carex nandadeviensis Ghildyal, U.C.Bhattach. & Hajra
  * Carex nangtciangensis Pamp.
  * Carex nardina Fr.
  * Carex neblinensis Reznicek
  * Carex nebraskensis Dewey
  * Carex nebularum Phil.
  * Carex neesiana Endl.
  * Carex negrii Chiov.
  * Carex nelmesiana Barros
  * Carex nelmesii H.E.Hess
  * Carex nelsonii Mack.
  * Carex nemostachys Steud.
  * Carex nemurensis Franch.
  * Carex ×neobigelowii Lepage
  * Carex neochevalieri Kük. ex A.Chev.
  * Carex neodigyna P.C.Li
  * Carex ×neofilipendula Lepage
  * Carex neofilipes Nakai
  * Carex neoguinensis C.B.Clarke
  * Carex neohebridensis Guillaumin & Kük.
  * Carex neokukenthaliana H.Lév. & Vaniot
  * Carex ×neomiliaris Lepage
  * Carex neopetelotii Raymond
  * Carex neopolycephala Tang & F.T.Wang ex L.K.Dai
  * Carex ×neorigida Lepage
  * Carex nervata Franch. & Sav.
  * Carex nervina L.H.Bailey
  * Carex neurocarpa Maxim.
  * Carex neurophora Mack.
  * Carex ×nicheloffii Pamp.
  * Carex niederleiniana Boeckeler
  * Carex nigerrima Nelmes
  * Carex nigra (L.) Reichard
  * Carex nigricans C.A.Mey.
  * Carex nigromarginata Schwein.
  * Carex nikolskensis Kom.
  * Carex nitidiutriculata L.K.Dai
  * Carex nivalis Boott
  * Carex nodaeana A.I.Baranov & Skvortsov
  * Carex nodiflora Boeckeler
  * Carex normalis Mack.
  * Carex norvegica Retz.
  * Carex notha Kunth
  * Carex nova L.H.Bailey
  * Carex novae-angliae Schwein.
  * Carex novogaliciana Reznicek
  * Carex ×nubens Lepage
  * Carex nubigena D.Don ex Tilloch & Taylor
  * Carex nudata Boott
  
  ## O
  
  * Carex ×oberrodensis B.Walln.
  * Carex obispoensis Stacey
  * Carex oblanceolata T.Koyama
  * Carex obliquicarpa X.F.Jin, C.Z.Zheng & B.Y.Ding
  * Carex obliquitruncata Y.C.Tang & S.Yun Liang
  * Carex obnupta L.H.Bailey
  * Carex obovatosquamata F.T.Wang & Y.L.Chang ex P.C.Li
  * Carex obscura Nees
  * Carex obtusata Lilj.
  * Carex occidentalis L.H.Bailey
  * Carex ochrochlamys Ohwi
  * Carex ochrosaccus (C.B.Clarke) Hamlin
  * Carex oedipostyla Duval-Jouve
  * Carex oedorrhampha Nelmes
  * Carex ×oenensis A.Neumann ex B.Walln.
  * Carex ×ohmuelleriana O.Lang
  * Carex okamotoi Ohwi
  * Carex oklahomensis Mack.
  * Carex olbiensis Jord.
  * Carex oligantha Steud.
  * Carex oligocarpa Willd.
  * Carex oligocarya C.B.Clarke
  * Carex oligosperma Michx.
  * Carex oligostachya Nees
  * Carex olivacea Boott
  * Carex olivieri H.Lév.
  * Carex ×olneyi Boott
  * Carex omeiensis Tang
  * Carex omiana Franch. & Sav.
  * Carex omurae T.Koyama
  * Carex ×oneillii Lepage
  * Carex onoei Franch. & Sav.
  * Carex opaca (F.J.Herm.) P.Rothr. & Reznicek
  * Carex ophiolithica Heenan & de Lange
  * Carex ophiopogon H.Lév.
  * Carex orbicularinucis L.K.Dai
  * Carex orbicularis Boott
  * Carex oreocharis T.Holm
  * Carex oreophila C.A.Mey.
  * Carex orizabae Liebm.
  * Carex ormostachya Wiegand
  * Carex ornithopoda Willd.
  * Carex oronensis Fernald
  * Carex orthostemon Hayata
  * Carex oshimensis Nakai
  * Carex otaruensis Franch.
  * Carex ×otayai Ohwi
  * Carex otrubae Podp.
  * Carex ouachitana Kral, Manhart & Bryson
  * Carex ovalis Good
  * Carex ovatispiculata F.T.Wang & Y.L.Chang ex S.Yun Liang
  * Carex ovoidoconica Ohwi
  * Carex ownbeyi G.A.Wheeler
  * Carex oxyandra (Franch. & Sav.) Kudô
  * Carex oxylepis Torr. & Hook.
  * Carex ozarkana P.Rothr. & Reznicek
  
  ## P
  
  * Carex pachygyna Franch. & Sav.
  * Carex pachyneura Kitag.
  * Carex pachystylis J.Gay
  * Carex paeninsulae Naczi, E.L.Bridges & Orzell
  * Carex pairae F.W.Schultz
  * Carex paishanensis Nakai
  * Carex palawanensis Kük.
  * Carex paleacea Schreb. ex Wahlenb.
  * Carex pallescens L.
  * Carex pallidula Harmaja
  * Carex ×paludivagans D.G.Drury
  * Carex pamirica (O.Fedtsch.) O.Fedtsch. & B.Fedtsch.
  * Carex pandanophylla C.B.Clarke
  * Carex panicea L.
  * Carex paniculata L. - Laîche paniculée
  * Carex panormitana Guss.
  * Carex pansa L.H.Bailey
  * Carex papillosissima Nelmes
  * Carex ×paponii Muret ex T.Durand & Pittier
  * Carex papulosa Boott
  * Carex paracuraica F.T.Wang & Y.L.Chang ex S.Yun Liang
  * Carex parallela (Laest.) Sommerf.
  * Carex parryana Dewey
  * Carex parva Nees
  * Carex parviflora Host
  * Carex parvigluma C.B.Clarke
  * Carex patagonica Speg.
  * Carex ×patuensis Lepage
  * Carex pauciflora Lightf.
  * Carex paucimascula H.Lév. & Vaniot
  * Carex ×paulii Asch. & Graebn.
  * Carex paulo-vargasii Luceño & Marín
  * Carex paupera Nelmes
  * Carex paxii Kük.
  * Carex paysonis Clokey
  * Carex peckii Howe
  * Carex pediformis C.A.Mey.
  * Carex pedunculata Muhl. ex Willd.
  * Carex peiktusanii Kom.
  * Carex peliosanthifolia F.T.Wang & Tang ex P.C.Li
  * Carex pellita Muhl. ex Willd.
  * Carex pelocarpa F.J.Herm.
  * Carex pendula Huds. - Laîche à épis pendants
  * Carex penduliformis Cherm.
  * Carex pensylvanica Lam.
  * Carex perakensis C.B.Clarke
  * Carex percostata F.J.Herm.
  * Carex perdentata S.D.Jones
  * Carex peregrina Link
  * Carex perglobosa Mack.
  * Carex pergracilis Nelmes
  * Carex perlonga Fernald
  * Carex perprava C.B.Clarke
  * Carex perraudieriana (Kük. ex Bornm.) Gay ex Kük.
  * Carex ×persalina Lepage
  * Carex pertenuis L.H.Bailey
  * Carex peruviana J.Presl & C.Presl
  * Carex peruvida G.A.Wheeler
  * Carex petasata Dewey
  * Carex petelotii R.Gross
  * Carex petitiana A.Rich.
  * Carex petricosa Dewey
  * Carex petriei Cheeseman
  * Carex peucophila T.Holm
  * Carex phacota Spreng.
  * Carex phaeocephala Piper
  * Carex phaeodon T.Koyama
  * Carex phaeothrix Ohwi
  * Carex phalaroides Kunth
  * Carex phankei K.K.Nguyen
  * Carex phoenicis Dunn
  * Carex phoenocarpa Franch.
  * Carex phragmitoides Kük.
  * Carex phyllocaula Nelmes
  * Carex phyllocephala T.Koyama
  * Carex phyllostachys C.A.Mey.
  * Carex ×physocarpoides Lepage
  * Carex physodes M.Bieb.
  * Carex pichinchensis Kunth
  * Carex picta Steud.
  * Carex pigra Naczi
  * Carex pilosa Scop.
  * Carex ×pilosiuscula Gobi
  * Carex pilulifera L.
  * Carex pinophila Reznicek & S.González
  * Carex pisanensis T.Koyama
  * Carex pisanoi G.A.Wheeler
  * Carex pisiformis Boott
  * Carex pityophila Mack.
  * Carex planata Franch. & Sav.
  * Carex planiculmis Kom.
  * Carex planiscapa Chun & F.C.How
  * Carex planispicata Naczi
  * Carex planostachys Kunze
  * Carex plantaginea Lam.
  * Carex platyphylla Carey
  * Carex platysperma Y.L.Chang & Y.L.Yang
  * Carex plectobasis V.I.Krecz.
  * Carex pleiandra Ohwi
  * Carex pleioneura G.A.Wheeler
  * Carex pleiostachys C.B.Clarke
  * Carex pleurocaula Nelmes
  * Carex ×ploettneriana Beyer
  * Carex pluriflora Hultén
  * Carex poculisquama Kük.
  * Carex podocarpa R.Br.
  * Carex podogyna Franch. & Sav.
  * Carex poeppigii C.B.Clarke ex G.A.Wheeler
  * Carex poilanei Raymond
  * Carex polyantha F.Muell.
  * Carex polycephala Boott
  * Carex polymascula P.C.Li
  * Carex polymorpha Muhl.
  * Carex polyschoenoides K.T.Fu
  * Carex polystachya Sw. ex Wahlenb.
  * Carex polysticha Boeckeler
  * Carex pomiensis Y.C.Yang
  * Carex pontica Albov
  * Carex popovii V.I.Krecz.
  * Carex porrecta Reznicek & Camelb.
  * Carex potosina Hemsl.
  * Carex praeceptorium Mack.
  * Carex praeclara Nelmes
  * Carex praecox Schreb.
  * Carex praegracilis W.Boott
  * Carex ×prahliana Junge
  * Carex prairea Dewey ex Alph.Wood
  * Carex prasina Wahlenb.
  * Carex praticola Rydb.
  * Carex preissii Nees
  * Carex prescottiana Boott
  * Carex preslii Steud.
  * Carex pringlei L.H.Bailey
  * Carex projecta Mack.
  * Carex ×prolixa Fr.
  * Carex prolongata Kük.
  * Carex proposita Mack.
  * Carex provotii Franch.
  * Carex proxima Cherm.
  * Carex pruinosa Boott
  * Carex przewalskii T.V.Egorova
  * Carex pseudoaperta Boeckeler ex Kük.
  * Carex ×pseudoaxillaris K.Richt.
  * Carex pseudobicolor Boeckeler
  * Carex pseudobrizoides Chabaud
  * Carex pseudochinensis H.Lév. & Vaniot
  * Carex pseudocuraica F.Schmidt
  * Carex pseudocyperus L. - Laîche faux souchet
  * Carex pseudodahurica A.P.Khokhr.
  * Carex pseudodispalata K.T.Fu
  * Carex pseudofoetida Kük. ex Ostenf.
  * Carex ×pseudofulva Fernald
  * Carex ×pseudohelvola Kihlm.
  * Carex pseudohumilis F.T.Wang & Y.L.Chang ex P.C.Li
  * Carex pseudohypochlora Y.L.Chang & Y.L.Yang
  * Carex pseudolaticeps Tang & F.T.Wang ex S.Yun Liang
  * Carex pseudoligulata L.K.Dai
  * Carex pseudololiacea F.Schmidt
  * Carex pseudomacloviana G.A.Wheeler
  * Carex ×pseudomairei Camus
  * Carex pseudophyllocephala L.K.Dai
  * Carex pseudosadoensis Akiyama
  * Carex pseudospachiana H.Lév. & Vaniot
  * Carex pseudosphaemgyna Nelmes
  * Carex pseudosupina Y.C.Tang ex L.K.Dai
  * Carex pseudotristachya X.F.Jin & C.Z.Zheng
  * Carex ×pseudovulpina K.Richt.
  * Carex psilocarpa Steud.
  * Carex psychrophila Nees
  * Carex pterocarpa Petrie
  * Carex pterocaulos Nelmes
  * Carex pubigluma Reznicek
  * Carex pudica Honda
  * Carex pulchra Boott
  * Carex pulchrifolia A.E.Kozhevn.
  * Carex pulicaris L.
  * Carex pumila Thunb.
  * Carex punctata Gaudin
  * Carex purdiei Boott
  * Carex purplevaginalis Q.S.Wang
  * Carex purpureosquamata L.K.Dai
  * Carex purpureotincta Ohwi
  * Carex purpureovagina F.T.Wang & Y.L.Chang ex S.Yun Liang
  * Carex purpureovaginata Boeckeler
  * Carex purpurifera Mack.
  * Carex ×putjatini Kom.
  * Carex putuoensis S.Yun Liang
  * Carex pycnostachys Kar. & Kir.
  * Carex pygmaea Boeckeler
  * Carex pyramidalis Kük.
  * Carex pyrenaica Wahlenb.
  
  ## Q
  
  * Carex qingdaoensis F.Z.Li & S.J.Fan
  * Carex qinghaiensis Y.C.Yang
  * Carex qingyangensis S.W.Su & S.M.Xu
  * Carex qiyunensis S.W.Su & S.M.Xu
  * Carex quadriflora (Kük.) Ohwi
  * Carex quasivaginata C.B.Clarke
  * Carex ×quebecensis Lepage
  * Carex queretarensis Reznicek & S.González
  * Carex quichensis F.J.Herm.
  * Carex ×quirponensis Fernald
  
  ## R
  
  * Carex raddei Kük.
  * Carex radfordii Gaddy
  * Carex radiata (Wahlenb.) Small
  * Carex radicalis Boott
  * Carex radiciflora Dunn
  * Carex radicina Z.P.Wang
  * Carex raleighii Nelmes
  * Carex ramenskii Kom.
  * Carex ramentaceofructus K.T.Fu
  * Carex ramosa Willd.
  * Carex ramosii Kük.
  * Carex randalpina B.Walln.
  * Carex raoulii Boott
  * Carex raphidocarpa Nees
  * Carex rara Boott
  * Carex rariflora (Wahlenb.) Sm.
  * Carex ratongensis (C.B.Clarke) C.B.Clarke
  * Carex raynoldsii Dewey
  * Carex recta Boott
  * Carex ×reducta Drejer
  * Carex regeliana (Kük.) Litv.
  * Carex reichei Kük.
  * Carex reinii Franch. & Sav.
  * Carex relaxa V.I.Krecz.
  * Carex remota L.
  * Carex remotiuscula Wahlenb.
  * Carex renauldii H.Lév.
  * Carex reniformis (L.H.Bailey) Small
  * Carex renschiana Boeckeler
  * Carex repanda C.B.Clarke
  * Carex repens Bellardi
  * Carex reptabunda (Trautv.) V.I.Krecz.
  * Carex resectans Cheeseman
  * Carex retroflexa Muhl. ex Willd.
  * Carex retrofracta Kük.
  * Carex retrorsa Schwein.
  * Carex reuteriana Boiss.
  * Carex reznicekii Werier
  * Carex rhizina Blytt ex Lindblom
  * Carex rhodesiaca Nelmes
  * Carex rhombifructus Ohwi
  * Carex rhynchoperigynium S.D.Jones & Reznicek
  * Carex rhyncophora Franch.
  * Carex richardsonii R.Br.
  * Carex ridongensis P.C.Li
  * Carex ×rieseana Figert
  * Carex rigidioides (Gorodkov) V.I.Krecz.
  * Carex ×rikuchiuensis Akiyama
  * Carex riparia Curtis
  * Carex rivulorum Dunn
  * Carex roanensis F.J.Herm.
  * Carex robinsonii Podlech
  * Carex roraimensis Steyerm.
  * Carex rorulenta Porta
  * Carex rosea Willd.
  * Carex rossii Boott
  * Carex rostellifera Y.L.Chang & Y.L.Yang
  * Carex rostrata Stokes
  * Carex ×rotae De Not.
  * Carex rotundata Wahlenb.
  * Carex royleana Nees
  * Carex rubicunda Petrie
  * Carex rubrobrunnea C.B.Clarke
  * Carex rufina Drejer
  * Carex rufulistolon T.Koyama
  * Carex rugata Ohwi
  * Carex rugulosa Kük.
  * Carex runssoroensis K.Schum.
  * Carex rupestris All.
  * Carex rupicola (Pedersen) G.A.Wheeler
  * Carex rutenbergiana Boeckeler
  * Carex ruthii Mack.
  * Carex ruthsatziae G.A.Wheeler
  * Carex rzedowskii Reznicek & S.González
  
  ## S
  
  * Carex sabulosa Turcz. ex Kunth
  * Carex sacerdotis Nelmes
  * Carex sachalinensis F.Schmidt
  * Carex sacrosancta Honda
  * Carex sadoensis Franch.
  * Carex sagaensis Y.C.Yang
  * Carex sahnii Ghildyal & U.C.Bhattach.
  * Carex sajanensis V.I.Krecz.
  * Carex ×sakaguchii Ohwi
  * Carex sakonis T.Koyama
  * Carex salina Wahlenb.
  * Carex ×salisiana Brügger
  * Carex saltaensis R.Gross
  * Carex sambiranensis (H.Lév.) Cherm.
  * Carex sampsonii Hance
  * Carex sanctae-marthae L.E.Mora & J.O.Rangel
  * Carex ×sanionis K.Richt.
  * Carex sarawaketensis Kük.
  * Carex ×sardloqensis Å.E.Dahl
  * Carex sartwelliana Olney
  * Carex sartwellii Dewey
  * Carex satsumensis Franch. & Sav
  * Carex savaiiensis Kük.
  * Carex saxatilis L.
  * Carex ×saxenii Raymond
  * Carex saxicola Tang & F.T.Wang
  * Carex saximontana Mack.
  * Carex scabrata Schwein.
  * Carex scabrella Wahlenb.
  * Carex scabrifolia Steud.
  * Carex scabripes Cherm.
  * Carex scabrirostris Kük.
  * Carex scabrisacca Ohwi & Ryu
  * Carex scabriuscula Mack.
  * Carex scaposa C.B.Clarke
  * Carex schaffneri Boeckeler
  * Carex ×schalkertii Murr
  * Carex schiedeana Kunze
  * Carex schlechteri Nelmes
  * Carex schliebenii Podlech
  * Carex schmidtii Meinsh.
  * Carex schneideri Nelmes
  * Carex schottii Dewey
  * Carex ×schuetzeana Figert
  * Carex schwackeana Boeckeler
  * Carex schweinitzii Dewey ex Schwein.
  * Carex scirpoidea Michx.
  * Carex scita Maxim.
  * Carex scitiformis Kük.
  * Carex scitula Boott
  * Carex sclerocarpa Franch.
  * Carex scolopendriformis F.T.Wang & Tang ex P.C.Li
  * Carex scoparia Willd.
  * Carex scopulorum T.Holm
  * Carex secalina Willd. ex Wahlenb.
  * Carex secta Boott
  * Carex sectoides (Kük.) Edgar
  * Carex sedakowii C.A.Mey. ex Meinsh.
  * Carex sellowiana Schltdl.
  * Carex semihyalofructa Tak.Shimizu
  * Carex sempervirens Vill.
  * Carex ×senayana Soó
  * Carex ×sendtneriana Brügger
  * Carex senta Boott
  * Carex seorsa Howe
  * Carex seposita C.B.Clarke
  * Carex serpenticola Zika
  * Carex serratodens S.Watson
  * Carex serreana Hand.-Mazz.
  * Carex seticulmis Boeckeler
  * Carex setifolia Kunze
  * Carex setigera D.Don
  * Carex setigluma Reznicek & S.González
  * Carex setispica C.B.Clarke
  * Carex setosa Boott
  * Carex shaanxiensis F.T.Wang & Tang ex P.C.Li
  * Carex ×shakushizawaensis Akiyama
  * Carex shandanica Y.C.Yang
  * Carex shanensis C.B.Clarke
  * Carex shangchengensis S.Yun Liang
  * Carex shanghaiensis S.X.Qian & Y.Q.Liu
  * Carex shanghangensis S.Yun Liang
  * Carex sheldonii Mack.
  * Carex shimidzensis Franch.
  * Carex ×shinanoana Nakai ex Aliyama
  * Carex shinnersii P.Rothr. & Reznicek
  * Carex shiriyajirensis Akiyama ex Tatew.
  * Carex shortiana Dewey & Torr.
  * Carex shuangbaiensis L.K.Dai
  * Carex shuchengensis S.W.Su & Q.Zhang
  * Carex siccata Dewey
  * Carex sichouensis P.C.Li
  * Carex siderosticta Hance
  * Carex silicea Olney
  * Carex silvestrii Pamp.
  * Carex simensis Hochst. ex A.Rich.
  * Carex simulans C.B.Clarke
  * Carex simulata Mack.
  * Carex sinclairii Boott ex Cheeseman
  * Carex sinoaristata Tang & F.T.Wang ex L.K.Dai
  * Carex sinodissitiflora Tang & F.T.Wang ex L.K.Dai
  * Carex sinomairei H.Lév.
  * Carex siroumensis Koidz.
  * Carex skottsbergiana Kük.
  * Carex socialis Mohlenbr. & Schwegman
  * Carex sociata Boott
  * Carex soczavaeana Gorodkov
  * Carex sodiroi Kük.
  * Carex ×soerensenii Lepage
  * Carex sohachii Ohwi
  * Carex solanderi Boott
  * Carex ×sooi Jákucs
  * Carex sordida Van Heurck & Müll.Arg.
  * Carex sorianoi Barros
  * Carex sororia Kunth
  * Carex sozusensis Ohwi
  * Carex spachiana Boott
  * Carex sparganioides Muhl. ex Willd.
  * Carex specifica L.H.Bailey
  * Carex speciosa Kunth
  * Carex spectabilis Dewey
  * Carex specuicola J.T.Howell
  * Carex sphaerogyna Baker
  * Carex spicata Huds.
  * Carex spicatopaniculata Boeckeler ex C.B.Clarke
  * Carex spicigera Nees
  * Carex ×spiculosa Fr.
  * Carex spinirostris Colenso
  * Carex spissa L.H.Bailey ex Hemsl.
  * Carex spongiosa Ohwi
  * Carex sprengelii Dewey ex Spreng.
  * Carex ×squamigera V.I.Krecz. & Luchnik
  * Carex squarrosa L.
  * Carex standleyana Steyerm.
  * Carex stenandra Kük.
  * Carex stenantha Franch. & Sav.
  * Carex stenocarpa Turcz. ex V.I.Krecz.
  * Carex ×stenolepis Less.
  * Carex stenophylla Wahlenb.
  * Carex stenoptila F.J.Herm.
  * Carex stenostachys Franch. & Sav.
  * Carex sterilis Willd.
  * Carex steudneri Boeckeler
  * Carex stevenii (T.Holm) Kalela
  * Carex steyermarkii Standl.
  * Carex stipata Muhl. ex Willd.
  * Carex stiphrogyne Gilli
  * Carex stipitiutriculata P.C.Li
  * Carex stokesii F.Br.
  * Carex stracheyi Boott ex C.B.Clarke
  * Carex stramentitia Boott ex Boeckeler
  * Carex straminea Willd. ex Schkuhr
  * Carex straminiformis L.H.Bailey
  * Carex streptorrhampha Nelmes
  * Carex striata Michx.
  * Carex striatula Michx.
  * Carex stricta Lam.
  * Carex ×stricticulmis E.Holmb.
  * Carex ×strictiformis Almq.
  * Carex strigosa Huds.
  * Carex ×strigosula Chatenier
  * Carex ×stygia Fr.
  * Carex styloflexa Buckley
  * Carex stylosa C.A.Mey.
  * Carex subandrogyna G.A.Wheeler & Guagl.
  * Carex subantarctica Speg.
  * Carex subbracteata Mack.
  * Carex subcapitata X.F.Jin, C.Z.Zheng & B.Y.Ding
  * Carex subcernua Ohwi
  * Carex ×subcostata E.Holmb.
  * Carex subdivulsa (Kük.) G.A.Wheeler
  * Carex subdola Boott
  * Carex subebracteata (Kük.) Ohwi
  * Carex suberecta (Olney) Britton
  * Carex subfilicinoides Kük.
  * Carex subfuegiana G.A.Wheeler
  * Carex ×subgracilis Druce
  * Carex ×subimpressa Clokey
  * Carex subinclinata T.Koyama
  * Carex subinflata Nelmes
  * Carex sublateralis T.Koyama
  * Carex submollicula Tang & F.T.Wang ex L.K.Dai
  * Carex subnigricans Stacey
  * Carex ×subpaleacea J.Cay.
  * Carex ×subpatula E.Holmb.
  * Carex subperakensis L.K.Ling & Y.Z.Huang
  * Carex subphysodes Popov ex V.I.Krecz.
  * Carex subpumila Tang & F.T.Wang ex L.K.Dai
  * Carex ×subrecta J.Cay.
  * Carex ×subreducta Lepage
  * Carex ×subsalina Lepage
  * Carex subscabrella Kük.
  * Carex subspathacea Wormsk. ex Hornem.
  * Carex subumbellata Meinsh.
  * Carex suifunensis Kom.
  * Carex ×sullivantii Boott
  * Carex ×sumikawaensis Fujiw. & Y.Matsuda
  * Carex superata Naczi, Reznicek & B.A.Ford
  * Carex supina Willd. ex Wahlenb.
  * Carex sutchuensis Franch.
  * Carex swanii (Fernald) Mack.
  * Carex sychnocephala Carey
  * Carex sylvatica Huds. - Laîche des bois
  * Carex ×sylvenii E.Holmb.
  
  ## T
  
  * Carex tachirensis Steyerm.
  * Carex tahitensis F.Br.
  * Carex tahoensis Smiley
  * Carex taihokuensis Hayata
  * Carex taihuensis S.W.Su & S.M.Xu
  * Carex taipaishanica K.T.Fu
  * Carex ×takoensis Y.Endo & Yashiro
  * Carex tamana Steyerm.
  * Carex tangiana Ohwi
  * Carex tangii Kük.
  * Carex tangulashanensis Y.C.Yang
  * Carex tapintzensis Franch.
  * Carex taprobanensis T.Koyama
  * Carex tarumensis Franch.
  * Carex tashiroana Ohwi
  * Carex tasmanica Kük.
  * Carex tatjanae Malyschev
  * Carex tatsiensis (Franch.) Kük.
  * Carex tavoyensis Nelmes
  * Carex tegulata H.Lév. & Vaniot
  * Carex teinogyna Boott
  * Carex tenax Chapm. ex Dewey
  * Carex ×tenebricans E.Holmb.
  * Carex tenebrosa Boott
  * Carex tenejapensis Reznicek & S.González
  * Carex ×tenelliformis E.Holmb.
  * Carex tenera Dewey
  * Carex tenuiculmis (Petrie) Heenan & de Lange
  * Carex tenuiflora Wahlenb.
  * Carex tenuiformis H.Lév. & Vaniot
  * Carex tenuinervis Ohwi
  * Carex tenuior T.Koyama & T.I.Chuang
  * Carex tenuipaniculata P.C.Li
  * Carex tenuiseta Franch.
  * Carex tenuispicula Tang ex S.Yun Liang
  * Carex teres Boott
  * Carex tereticaulis F.Muell.
  * Carex ternaria G.Forst.
  * Carex tessellata Spruce ex C.B.Clarke
  * Carex testacea Sol. ex Boott
  * Carex tetanica Schkuhr
  * Carex tetrastachya Scheele
  * Carex texensis (Torr. ex L.H.Bailey) L.H.Bailey
  * Carex thailandica T.Koyama
  * Carex thanikaimoniana Govind.
  * Carex thibetica Franch.
  * Carex thomasii Nelmes
  * Carex thompsonii Franch.
  * Carex thomsonii Boott
  * Carex thornei Naczi
  * Carex thouarsii Carmich.
  * Carex thunbergii Steud.
  * Carex thurberi Dewey ex Torr.
  * Carex tianmushanica C.Z.Zheng & X.F.Jin
  * Carex tianschanica T.V.Egorova
  * Carex timida Naczi & B.A.Ford
  * Carex ×timmiana Junge
  * Carex tincta (Fernald) Fernald
  * Carex titovii V.I.Krecz.
  * Carex ×toezensis Simonk.
  * Carex tojquianensis Standl. & Steyerm.
  * Carex tokarensis T.Koyama
  * Carex tolucensis (F.J.Herm.) Reznicek
  * Carex tompkinsii J.T.Howell
  * Carex tomentosa L.
  * Carex tonsa (Fernald) E.P.Bicknell
  * Carex toreadora Steyerm.
  * Carex ×tornabenii Chiov.
  * Carex toroensis G.A.Wheeler
  * Carex torreyi Tuck.
  * Carex torta Boott ex Tuck.
  * Carex tovarensis Reznicek & G.A.Wheeler
  * Carex townsendii Mack.
  * Carex toyoshimae Tuyama
  * Carex trachycarpa Cheeseman
  * Carex trachycystis Griseb.
  * Carex traiziscana F.Schmidt
  * Carex transandina G.A.Wheeler
  * Carex transcaucasica T.V.Egorova
  * Carex trautvetteriana Kom.
  * Carex traversii Kirk
  * Carex triangularis Boeckeler
  * Carex tribuloides Wahlenb.
  * Carex tricephala Boeckeler
  * Carex ×trichina Fernald
  * Carex trichocarpa Muhl. ex Willd.
  * Carex trichodes Steud.
  * Carex tricholepis Nelmes
  * Carex trichophylla Nelmes
  * Carex tricolor Velen.
  * Carex trifida Cav.
  * Carex trigonosperma Ohwi
  * Carex trinervis Degl.
  * Carex triquetra Boott
  * Carex trisperma Dewey
  * Carex tristachya Thunb.
  * Carex tristis M.Bieb.
  * Carex trongii K.K.Nguyen
  * Carex troodi Turrill
  * Carex truncatigluma C.B.Clarke
  * Carex tsaiana F.T.Wang & Tang ex P.C.Li
  * Carex tsaratananensis Cherm.
  * Carex tsiangii F.T.Wang & Tang
  * Carex tsoi Merr. & Chun
  * Carex tsushimensis (Ohwi) Ohwi
  * Carex tuberculata Liebm.
  * Carex tubulosa Pamp.
  * Carex tuckermanii Boott
  * Carex tucumanensis G.A.Wheeler
  * Carex tumidula Ohwi
  * Carex tuminensis Kom.
  * Carex tumulicola Mack.
  * Carex tungfangensis L.K.Dai & S.M.Huang
  * Carex tunimanensis Standl. & Steyerm.
  * Carex turbinata Liebm.
  * Carex ×turfosa Fr.
  * Carex turgescens Torr.
  * Carex turkestanica Regel
  * Carex turrita C.B.Clarke
  * Carex turumiquirensis Steyerm.
  * Carex tweediana Nees
  * Carex typhina Michx.
  
  ## U
  
  * Carex uda Maxim.
  * Carex ×uechtritziana K.Richt.
  * Carex ulobasis V.I.Krecz.
  * Carex umbellata Willd.
  * Carex umbrosa Host
  * Carex umbrosiformis H.Lév.
  * Carex uncifolia Cheeseman
  * Carex ×ungavensis Lepage
  * Carex ungurensis Litv.
  * Carex unilateralis Mack.
  * Carex unisexualis C.B.Clarke
  * Carex urelytra Ohwi
  * Carex ursina Dewey
  * Carex uruguensis Boeckeler
  * Carex ussuriensis Kom.
  * Carex utriculata Boott
  * Carex ×uzenensis Koidz.
  
  ## V
  
  * Carex vacillans Drejer
  * Carex vaginata Tausch
  * Carex valbrayi H.Lév.
  * Carex vallicola Dewey
  * Carex vallis-pulchrae Phil.
  * Carex vallis-rosetto K.Schum.
  * Carex van-heurckii Müll.Arg.
  * Carex ventosa C.B.Clarke
  * Carex venusta Dewey
  * Carex vernacula L.H.Bailey
  * Carex verrucosa Muhl.
  * Carex verticillata Zoll. & Moritzi
  * Carex vesca C.B.Clarke ex Kük.
  * Carex vesicaria L.
  * Carex vesiculosa Boott
  * Carex vestita Willd.
  * Carex vexans F.J.Herm.
  * Carex vicinalis Boott
  * Carex vietnamica Raymond
  * Carex ×vimariensis Hausskn. ex Berthold
  * Carex virescens Muhl. ex Willd.
  * Carex viridimarginata Kük.
  * Carex viridula Michx.
  * Carex vixdentata (Kük. ex Barros) G.A.Wheeler
  * Carex vulcani Hochst. ex Seub.
  * Carex vulpina L. - Laîche des renards
  * Carex vulpinaris Nees
  * Carex vulpinoidea Michx.
  
  ## W
  
  * Carex wahlenbergiana Boott
  * Carex wahuensis C.A.Mey.
  * Carex wakatipu Petrie
  * Carex ×walasii Ceynowa
  * Carex walkeri Arn. ex Boott
  * Carex wawuensis W.M.Chu ex S.Yun Liang
  * Carex wenshanensis L.K.Dai
  * Carex werdermannii L.Gross
  * Carex whitneyi Olney
  * Carex wiegandii Mack.
  * Carex wightiana Nees
  * Carex willdenowii Willd.
  * Carex williamsii Britton
  * Carex ×winckelmannii Asch. & Graebn.
  * Carex winterbottomii C.B.Clarke
  * Carex ×wolteri L.Gross
  * Carex woodii Dewey
  * Carex wootonii Mack.
  * Carex wui W.M.Chu ex L.K.Dai
  * Carex wushanensis S.Yun Liang
  * Carex wutuensis K.T.Fu
  * Carex wuyishanensis S.Yun Liang
  
  ## X
  
  * Carex ×xanthocarpa Degl.
  * Carex xerantica L.H.Bailey
  * Carex xiangxiensis Z.P.Wang
  * Carex xiphium Kom.
  
  ## Y
  
  * Carex yajiangensis Tang & F.T.Wang ex S.Yun Liang
  * Carex yamatsutana Ohwi
  * Carex yangshuoensis Tang & F.T.Wang ex S.Yun Liang
  * Carex yonganensis L.K.Dai & Y.Z.Huang
  * Carex ypsilandrifolia F.T.Wang & Tang
  * Carex yuexiensis S.W.Su & S.M.Xu
  * Carex yulungshanensis P.C.Li
  * Carex yunlingensis P.C.Li
  * Carex yunnanensis Franch.
  * Carex yushuensis Y.C.Yang
  
  ## Z
  
  * Carex ×zahnii Kneuck.
  * Carex zekogensis Y.C.Yang
  * Carex zhenkangensis Tang & F.T.Wang ex S.Yun Liang
  * Carex zhonghaiensis S.Yun Liang
  * Carex zizaniifolia Raymond
  * Carex zuluensis C.B.Clarke
  * Carex zunyiensis Tang & F.T.Wang
  
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