# 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.
* Haut – A
* B
* C
* D
* E
* F
* G
* H
* I
* J
* K
* L
* M
* N
* O
* P
* Q
* R
* S
* T
* U
* V
* W
* X
* Y
* Z

## 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
* Haut – A
* B
* C
* D
* E
* F
* G
* H
* I
* J
* K
* L
* M
* N
* O
* P
* Q
* R
* S
* T
* U
* V
* W
* X
* Y
* Z