Daftar spesies Carex

Berikut adalah daftar spesies Carex:

 Spesies 

 A 

 Carex × abitibiana Lepage
 Carex aboriginum M.E.Jones
 Carex × abortiva Holmb.
 Carex abrupta Mack.
 Carex abscondita Mack.
 Carex acaulis d'Urv.
 Carex accrescens Ohwi–Seoul sedge
 Carex acicularis Boott
 Carex acidicola Naczi
 Carex acocksii C.Archer
 Carex acuta L.
 Carex × acutangula (F.Nyl.) Väre
 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 × 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.–ditch sedge
 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 alboviridis C.B.Clarke
 Carex albula Allan
 Carex albursina E.Sheld.
 Carex algida Turcz. ex V.I.Krecz.
 Carex allanii Hamlin
 Carex alligata Boott
 Carex alliiformis C.B.Clarke
 Carex allivescens V.I.Krecz.
 Carex × allolepis Rchb.
 Carex × alluvialis Figert
 Carex alma L.H.Bailey
 Carex × almii Holmb.
 Carex alopecoidea Tuck.
 Carex alopecuroides D.Don ex Tilloch & Taylor
 Carex × alsatica Zahn
 Carex alsophila F.Muell.
 Carex altaica Gorodkov
 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 angustinowiczii Meinsh. ex Korsh.
 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 anningensis F.T.Wang & Tang ex P.C.Li
 Carex anomoea Hand.-Mazz.
 Carex anthoxanthea J.Presl & C.Presl
 Carex × anticostensis (Fernald) Lepage
 Carex antoniensis A.Chev.
 Carex aperta Boott
 Carex aphanolepis Franch. & Sav.–nerved-scale sedge
 Carex aphylla Kunth
 Carex aphyllopus Kük.
 Carex apiahyensis Palla
 Carex apoiensis Akiyama
 Carex appalachica J.M.Webber & P.W.Ball
 Carex appendiculata (Trautv. & C.A.Mey.) Kük.–appendicular sedge
 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 × arctophila F.Nyl.
 Carex arenaria L.
 Carex arenicola F.Schmidt–wet-sand sedge
 Carex argentina Barros
 Carex argunensis Turcz. ex Ledeb.
 Carex argyi H.Lév. & Vaniot
 Carex argyrantha Tuck. ex Boott
 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 ex Scheutz–Musan sedge
 Carex arnottiana Nees ex Drejer
 Carex arsenei Kük.
 Carex × arthuriana C.L.Beckm. & Figert
 Carex × aschersonii H.Lév.
 Carex ascotreta C.B. Clarke–long Mokpo sedge
 Carex asperifructus Kük.
 Carex asraoi D.M.Verma
 Carex assiniboinensis W.Boott
 Carex asturica Boiss.
 Carex asynchrona Naczi
 Carex atherodes Spreng.
 Carex athrostachya Olney
 Carex atlantica L.H.Bailey
 Carex atlasica (H.Lindb.) Tattou
 Carex atractodes F.J.Herm.
 Carex atrata L.–black-spike sedge
 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.–Augustinowicz's sedge
 Carex aurea Nutt.
 Carex aureolensis Steud.
 Carex × auroniensis L.C.Lamb.
 Carex austrina Mack.
 Carex austroafricana (Kük.) Raymond
 Carex austroalpina Bech.
 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.Y.Liang
 Carex austrozhejiangensis C.Z.Zheng & X.F.Jin
 Carex autumnalis Ohwi–Autumnal sand sedge
 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 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
 Carex bella L.H.Bailey
 Carex × bengyana H.Lév. & L.C.Lamb.
 Carex benkei Tak.Shimizu
 Carex bequaertii De Wild.
 Carex berggrenii Petrie
 Carex bermudiana Hemsl.
 Carex berteroana Steud.
 Carex berteroniana Steud.
 Carex bichenoviana Boott
 Carex bicknellii Britton & A.Br.
 Carex bicolor Bellardi ex All.
 Carex biegensis Cherm.
 Carex bigelowii Torr. ex Schwein.–Gwanmo sedge
 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.–ciliated-fruit sedge
 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.–coastal rock sedge
 Carex borbonica Lam.
 Carex borealihinganica Y.L.Chang & Y.L.Yang
 Carex borii Nelmes
 Carex boryana Schkuhr
 Carex bostrychostigma Maxim.–curled-stigma sedge
 Carex brachyanthera Ohwi
 Carex brachycalama Griseb.
 Carex brachystachys Schrank
 Carex bracteosa Kunze
 Carex bradei Gross
 Carex brainerdii Mack.
 Carex brasiliensis A.St.-Hil.
 Carex brassii Nelmes
 Carex breviaristata K.T.Fu
 Carex brevicollis DC.
 Carex breviculmis R.Br.–mountain nerved-fruit sedge
 Carex breviculmis var. fibrillosa (Franch. & Sav.) Matsum. & Hayata–fibrillose short-stem sedge
 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.–Brown's sedge
 Carex brownii subsp. transversa (Boott) J.Kern–transverse Brown's sedge
 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.–marsh sedge

 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 callitrichos var. nana (H.Lév. & Vaniot) S.Yun Liang, L.K.Dai & Y.C.Tang–low sedge
 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.–silvery sedge
 Carex canina Dunn
 Carex capillacea Boott–tiny sedge
 Carex capillacea var. sachalinensis (F.Schmidt) Ohwi–Sakhalin tiny sedge
 Carex capillaris L.–hair-like sedge
 Carex capilliculmis S.R.Zhang
 Carex capilliformis Franch.
 Carex capitata Sol.
 Carex capitellata Boiss. & Balansa
 Carex capricornis Meinsh. ex Maxim.–capricornis sedge–short-hair spring sedge
 Carex cardiolepis Nees
 Carex careyana Torr. ex Dewey
 Carex × cariei Aubin
 Carex caroliniana Schwein.
 Carex carsei Petrie
 Carex caryophyllea Latourr.
 Carex caryophyllea var. microtricha (Franch.) Kük.
 Carex castanea Wahlenb.
 Carex castanostachya K.Schum. ex Kük.
 Carex catamarcensis C.B.Clarke ex Kük.
 Carex cataphyllodes Nelmes
 Carex cataractae R.Br.
 Carex catharinensis Boeck.
 Carex caudata (Kük.) Pereda & Laínz
 Carex caudispicata F.T.Wang & Tang ex P.C.Li
 Carex cavaleriensis H.Lév. & Vaniot
 Carex caxinensis F.J.Herm.
 Carex × cayouettei A.BergeronBergeron, A. and S. Pellerin. 2014. Carex ×cayouettei (Cyperaceae), a new intersectional sedge hybrid from southern Québec, Canada. Phytoneuron 2014-52: 1–11. Published 2 June 2014. ISSN 2153-733X
 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.–turfy sedge
 Carex × cetica Rech.
 Carex ceylanica Boeckeler
 Carex chaffanjonii E.G.Camus
 Carex chalciolepis 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.Y.Liang
 Carex cherokeensis Schwein.
 Carex chiapensis F.J.Herm.
 Carex chichijimensis Katsuy.
 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.–creeping sedge
 Carex chosenica Ohwi–Korean sedge
 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.–ashgrey sedge
 Carex circinnata C.A.Mey.
 Carex cirrhosa Berggr.
 Carex cirrhulosa Nees
 Carex × clausa 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–miniature sedge
 Carex conjuncta Boott
 Carex × connectens Holmb.
 Carex conoidea Willd.
 Carex conoides Kük.
 Carex conspecta Mack.
 Carex conspissata V.I.Krecz.
 Carex constanceana Stacey
 Carex continua C.B.Clarke
 Carex contracta F.Muell.
 Carex cordillerana Saarela & B.A.Ford
 Carex cordouei H.Lév.
 Carex coriacea Hamlin
 Carex coriogyne Nelmes
 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 cremnicola K.A.Ford
 Carex × crepinii Torges
 Carex cretica Gradst. & J.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 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 (Sándor ex Heuff.) Nendtv. ex A.Kern.
 Carex curaica Kunth
 Carex curatorum Stacey
 Carex curvicollis Franch. & Sav.
 Carex curviculmis Reznicek
 Carex curvula All.
 Carex cusickii Mack.
 Carex cuspidosa Dunn
 Carex cylindrostachya Franch.
 Carex cyprica A.M.Molina, Acedo & Llamas
 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 damiaoshanensis X.F.Jin & C.Z.Zheng
 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 densicaespitosa L.K.Dai
 Carex densifimbriata Tang & F.T.Wang
 Carex densinervosa Chiov.
 Carex densipilosa C.Z.Zheng & X.F.Jin
 Carex depauperata Curtis ex Stokes
 Carex depressa Link
 Carex deqinensis L.K.Dai
 Carex derelicta Å tepánková
 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 dichroa Freyn
 Carex dickinsii Franch. & Sav.–Dickins' sedge
 Carex dielsiana Kük.
 Carex digitalis Willd.
 Carex digitata L.
 Carex diluta M.Bieb.
 Carex diminuta Boeckeler
 Carex dimorpholepis Steud.–dimorphous-spike sedge
 Carex dioica L.
 Carex diplodon Nelmes
 Carex dipsacea Berggr.
 Carex dispalata Boott–curved-utricle sedge
 Carex disperma Dewey–two-seed sedge
 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 doniana Spreng.–Don's sedge
 Carex donnell-smithii L.H.Bailey
 Carex douglasii Boott
 Carex drepanorhyncha Franch.
 Carex druceana Hamlin
 Carex drymophila Turcz.–forest-live sedge
 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.–needle-leaf sedge
 Carex duriuscula subsp. rigescens (Franch.) S.Yun Liang & Y.C.Tang–rigescent sedge
 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–star sedge
 Carex echinochloe Kunze
 Carex echinochloiformis Y.L.Chang ex Y.C.Yang
 Carex echinodes (Fernald) P.Rothr., Reznicek & Hipp
 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 egorovae A.M.Molina, Acedo & Llamas
 Carex ekmanii Kük.
 Carex × elanescens Cif. & Giacom.
 Carex elata All.
 Carex elatior Boeckeler
 Carex eleusinoides Turcz. ex Kunth–goosegrass sedge
 Carex elingamita Hamlin
 Carex × elisabethae J.Andrés & al.
 Carex elliottii Schwein. & Torr.
 Carex elongata L.
 Carex eluta Nelmes
 Carex elynoides Holm
 Carex × elytroides Fr.
 Carex emirnensis Baker
 Carex × emmae L.Gross
 Carex emoryi Dewey
 Carex endlichii Kük.
 Carex enervis C.A.Mey.
 Carex engelmannii L.H.Bailey
 Carex enneastachya C.B.Clarke
 Carex enokii A.M.Molina, Acedo & Llamas
 Carex ensifolia Turcz. ex Besser
 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–red-based leaf sedge
 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 fascicularis Boott
 Carex fastigiata Franch.
 Carex × favratii Christ
 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 fernandezensis Mack. ex G.A.Wheeler
 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.–fishing-rod-like sedge–papillose sedge
 Carex filipes var. oligostachys Kük.
 Carex × filkukae Podp.
 Carex fimbriata Schkuhr
 Carex finitima Boott
 Carex firma Host
 Carex firmicaulis Kalela
 Carex × firmior (Norman) Holmb.
 Carex fischeri K.Schum.
 Carex fissa Mack.
 Carex fissuricola Mack.
 Carex flabellata H.Lév. & Vaniot–flabellate sedge
 Carex flacca Schreb.
 Carex flaccosperma Dewey
 Carex flagellifera Colenso
 Carex flava L.
 Carex × flavicans (F.Nyl.) F.Nyl.
 Carex flaviformis Nelmes
 Carex flavocuspis Franch. & Sav.
 Carex flexirostris Reznicek
 Carex flexuosa Muhl. ex Willd.
 Carex floridana Schwein.
 Carex fluviatilis Boott
 Carex foenea Willd.
 Carex foetida All.
 Carex fokienensis Dunn
 Carex foliosissima F.Schmidt
 Carex folliculata L.
 Carex foraminata C.B.Clarke
 Carex foraminatiformis Y.C.Tang & S.Yun Liang
 Carex forficula Franch. & Sav.–scissors-like sedge
 Carex formosa Dewey
 Carex forrestii Kük.
 Carex forsteri Wahlenb.
 Carex fossa G.A.Wheeler
 Carex fracta Mack.
 Carex fragilis Boott
 Carex × fragosoana Pau
 Carex frankii Kunth
 Carex fretalis Hamlin
 Carex × fridtzii Holmb.
 Carex × friesii Blytt
 Carex frigida All.
 Carex fritschii Waisb.
 Carex fructus Reznicek
 Carex fucata Boott ex C.B.Clarke
 Carex fuliginosa Schkuhr–short-leaf sedge
 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.Y.Liang
 Carex furcata Boott ex C.B. Clarke
 Carex furva Webb
 Carex fusanensis Ohwi–black-tiny sedge
 Carex fuscolutea Boeckeler
 Carex fuscula d'Urv.
 Carex fusiformis Nees
 Carex × fussii Simonk.

 G 

 Carex gandakiensis Katsuy.
 Carex gaoligongshanensis P.C. Li
 Carex garberi Fernald
 Carex gaudichaudiana Kunth
 Carex × gaudiniana Guthnick
 Carex gayana Desv.
 Carex gemella Hochst. ex Steud.
 Carex geminata Schkuhr
 Carex genkaiensis Ohwi–Mokpo sedge
 Carex gentilis Franch.
 Carex geophila Mack.
 Carex × gerhardtii Figert
 Carex geyeri Boott
 Carex gholsonii Naczi & Cochrane
 Carex gibba Wahlenb.–gibbous sedge
 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–glabrate sedge, hairy forest-live sedge
 Carex glacialis Mack.
 Carex glareosa Schkuhr ex Wahlenb.
 Carex glaucescens Elliott
 Carex glauciformis Meinsh.–pseudo-glaucous sedge
 Carex glaucodea Tuck. ex Olney
 Carex globistylosa P.C.Li
 Carex globosa Boott
 Carex globularis L.–globular-spike sedge
 Carex globulosa Phulphong & D.A.Simpson
 Carex glomerabilis V.I.Krecz.
 Carex glossostigma Hand.-Mazz.
 Carex gmelinii Hook. & Arn.–Gmelin's sedge
 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 goodenoughii Gay
 Carex gotoi Ohwi–two-toothed-beak sedge
 Carex goyenii Petrie
 Carex gracilenta Boott ex Boeckeler
 Carex gracilescens Steud.
 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 J.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.–small-needle sedge
 Carex halleriana Asso
 Carex halliana L.H.Bailey
 Carex hallii Olney
 Carex hanamninhensis K.K.Nguyen
 Carex hancockiana Maxim.–Hancock's sedge
 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 helingeeriensis L.Q. Zhao & J. Yang
 Carex helleri Mack.
 Carex helodes Link
 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–different-scale sedge
 Carex heteroneura S.Watson
 Carex × heterophyta Holmb.
 Carex heterostachya Bunge–different-spike sedge
 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 W.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–woolly-scale sedge
 Carex hondoensis Ohwi–Hondo sedge
 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–Humbert's sedge
 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 hypoleucos E. Desv.
 Carex hypolytroides Ridl.
 Carex hypsipedos C.B.Clarke
 Carex hypsobates Nelmes
 Carex hystericina Muhl. ex Willd.

 I 

 Carex ichangensis C.B.Clarke
 Carex idahoa L.H.Bailey
 Carex idzuroei Franch. & Sav.–small Dickins' sedge
 Carex iljinii V.I.Krecz.
 Carex illegitima Ces.
 Carex illota L.H.Bailey
 Carex × ilseana Ruhmer
 Carex imandrensis Kihlm. ex Hjelt
 Carex impexa K.A.Ford
 Carex impressinervia Bryson, Kral & Manhart
 Carex impura Ohwi
 Carex inamii Ohwi
 Carex inanis Kunth
 Carex incisa Boott–digitaria-like sedge
 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.–thin-spiculate sedge
 Carex ivanoviae T.V.Egorova
 Carex ixtapalucensis Reznicek
 Carex iynx Nelmes

 J 

 Carex jacens C.B.Clarke
 Carex jackiana Boott
 Carex jackiana var. macroglossa (Franch. &
Sav.) Kük.–big-tongue jack sedge
 Carex jacutica V.I.Krecz.
 Carex × jaegeri F.W.Schultz
 Carex jaluensis Kom.–Amrokgang sedge
 Carex jamesii Schwein.
 Carex jamesonii Boott
 Carex jankowskii Gorodkov
 Carex japonica Thunb.–East Asian sedge
 Carex jeanpertii E.G.Camus
 Carex jiaodongensis Y.M.Zhang & X.D.Chen
 Carex jinfoshanensis Tang & F.T.Wang ex S.Y.Liang
 Carex jisaburo-ohwiana T.Koyama
 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 juncella Th. Fries
 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 kagoshimensis Tak.Shimizu
 Carex kaloides Petrie
 Carex kansuensis Nelmes
 Carex kaoi Tang & F.T.Wang ex S.Y.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.–seosura sedge, slender-culm thick-nerve sedge
 Carex kirinensis W.Wang & Y.L.Chang
 Carex kirkii Petrie
 Carex kitaibeliana Degen ex Bech.
 Carex klamathensis B.L.Wilson & Janeway
 Carex klaphakei K.L.Wilson
 Carex × knieskernii Dewey
 Carex knorringiae Kük. ex Krecz.
 Carex kobomugi Ohwi–Asian sand sedge
 Carex × kohtsii K.Richt.
 Carex korkischkoae A.E.Kozhevn.
 Carex korshinskyi Kom.–Korshinsky's sedge
 Carex koshewnikowii Litv.
 Carex koyaensis J.Oda & Nagam.
 Carex × krajinae Domin
 Carex kraliana Naczi & Bryson
 Carex krascheninnikovii Kom. ex V.I.Krecz.
 Carex krascheninnikowii Kom. ex V. Krecz.
 Carex krausei Boeckeler
 Carex kreczetoviczii T.V.Egorova
 Carex kuchunensis Tang & F.T.Wang ex S.Y.Liang
 Carex kucyniakii Raymond
 Carex × kuekenthaliana Appel & A.Brückn.
 Carex × kuekenthalii Dörfl. ex Zahn
 Carex kujuzana Ohwi–Jangseong sedge
 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–two-tip sedge
 Carex lacistoma R.Br.
 Carex × lackowitziana Aug.R.Paul
 Carex lacustris Willd.
 Carex laeta Boott
 Carex laeviconica Dewey
 Carex laeviculmis Meinsh.
 Carex laevigata Sm.
 Carex laevissima Nakai–small nerved-fruit sedge
 Carex laevivaginata (Kük.) Mack.
 Carex lageniformis Nelmes
 Carex × laggeri Wimm.
 Carex lagunensis M.E.Jones
 Carex lainzii Luceño, E.Rico & T.Romero
 Carex lambertiana Boott
 Carex lamprocarpa Phil.
 Carex lamprochlamys S.T.Blake
 Carex lancangensis S.Yun Liang
 Carex lanceolata Boott–lanceolate sedge
 Carex lancifolia C.B.Clarke
 Carex lancisquamata L.K.Dai
 Carex × langeana Fernald
 Carex × langii Steud.
 Carex lankana T.Koyama
 Carex laosensis Nelmes
 Carex lapazensis C.B.Clarke
 Carex lapponica O.Lang
 Carex larensis Steyerm.
 Carex laricetorum Y.L.Chou
 Carex lasiocarpa Ehrh.–woolly-fruit sedge
 Carex lasiolepis Franch.
 Carex latebracteata Waterf.
 Carex lateralis Kük.
 Carex lateriflora Phil.
 Carex laticeps C.B.Clarke ex Franch.–bent-beak sedge
 Carex latisquamea Kom.–woolly-leaf sedge
 Carex lativena S.D.Jones & G.D.Jones
 Carex × lausii Podp.
 Carex laxa Wahlenb.–loosely-spike sedge
 Carex laxiculmis Schwein.
 Carex laxiflora Lam.
 Carex leavenworthii Dewey
 Carex lebrunii H.Lév.
 Carex ledebouriana C.A.Mey. ex Trevir.
 Carex leersii F.W.Schultz
 Carex lehmannii Drejer–Lehman's sedge
 Carex leiorhyncha C.A.Mey.–mountain cat-tail sedge
 Carex lemanniana Boott
 Carex lemmonii W.Boott
 Carex lenta D.Don–sluggish sedge
 Carex lenticularis Michx.
 Carex lepida Boott
 Carex leporina L.
 Carex leporinella Mack.
 Carex leptalea Wahlenb.
 Carex × leptoblasta 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 × ligniciensis Figert
 Carex ligulata Nees–ligulate sedge
 Carex × limicola H.Gross
 Carex × limnogena Appel
 Carex limosa L.–mud sedge
 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.Y.Liang
 Carex lithophila Turcz.–rock-loving sedge
 Carex litorhyncha Franch.
 Carex litorosa L.H.Bailey
 Carex litvinovii Kük.
 Carex liuii T.Koyama & T.I.Chuang
 Carex livida (Wahlenb.) Willd.–livid sedge
 Carex lobolepis F.Muell.
 Carex lobulirostris Drejer
 Carex loheri C.B.Clarke
 Carex loliacea L.–ryegrass sedge
 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.–long-rostrate sedge
 Carex longirostrata var. pallida (Kitag.) Ohwi–pallid long-rostrate sedge
 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 W.Boott
 Carex luzulina Olney
 Carex lyi H.Lév. & Vaniot
 Carex lyngbyei Hornem.–Lyngbye's sedge

 M 

 Carex maackii Maxim.–Maack's sedge
 Carex × macilenta F.Nyl.
 Carex mackenziana Weath.
 Carex mackenziei V.I.Krecz.–Mackenzie's sedge
 Carex macloviana d'Urv.
 Carex × macounii Dewey
 Carex macrandrolepis H.Lév. & Vaniot–big male-scale sedge
 Carex macrocephala Willd. ex Spreng.
 Carex macrochaeta C.A.Mey.
 Carex macrogyna Turcz. ex Steudel
 Carex macrolepis DC.
 Carex macrophyllidion Nelmes
 Carex macrorrhiza Boeckeler
 Carex macrosandra (Franch.) V.I.Krecz.
 Carex macrosolen Steud.
 Carex macrostigmatica Kük.
 Carex macrostyla Lapeyr.
 Carex macroura Meinsh.
 Carex maculata Boott–maculate sedge
 Carex madagascariensis Boeckeler
 Carex madrensis L.H.Bailey
 Carex magacis A.M.Molina, Acedo & Llamas
 Carex magellanica Lam.
 Carex magnoutriculata Tang & F.T.Wang ex L.K.Dai
 Carex mairei Coss. & Germ.
 Carex makinoensis Franch.–tufted rock-living sedge
 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.–Manchurian sedge
 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.–big-wheat sedge
 Carex maximowiczii Miq.–Maximowicz's sedge
 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.–white-spike sedge
 Carex meyenii Nees
 Carex meyeriana Kunth–Meyer's sedge
 Carex michauxiana Boeckeler
 Carex michelii Host
 Carex michoacana Reznicek, Hipp & S.González
 Carex micrantha Kük.–small-flower sedge
 Carex microcarpa Bertol. ex Moris
 Carex microchaeta Holm
 Carex microdonta Torr.
 Carex microglochin Wahlenb.
 Carex micropoda C.A.Mey.
 Carex microptera Mack.
 Carex microrhyncha Mack.
 Carex × microstachya Ehrh.
 Carex × microstyla J.Gay ex Gaudin
 Carex middendorffii F.Schmidt
 Carex mildbraediana Kük.
 Carex millsii Dunn
 Carex mingrelica Kük.
 Carex minuticulmis S.W.Su & S.M.Xu
 Carex minutiscabra Kük. ex Krecz.
 Carex minutissima Barros
 Carex minxianensis S.Yun Liang
 Carex minxianica Y.C.Yang
 Carex mira Kük.–remarkable sedge
 Carex × mirata DeweyCayouette, J. and P. M. Catling. 1992. Hybridization in the Genus Carex with Special Reference to North America. Botanical 58(4): 351-440.
 Carex misera Buckley
 Carex missouriensis P.Rothr. & Reznicek
 Carex mitchelliana M.A.Curtis
 Carex × mithala Callier
 Carex mitrata Franch.–mitra sedge
 Carex mitrata var. aristata Ohwi–aristate mitra sedge
 Carex miyabei Franch.
 Carex mochomuensis Katsuy.
 Carex modesti M.Escudero, Martín-Bravo & Jim.Mejías
 Carex mokkwaensis Akiyama
 Carex molesta Mack.
 Carex molestiformis Reznicek & Rothrock
 Carex molinae Phil.
 Carex mollicula Boott–small mucronate sedge
 Carex mollissima Christ ex Scheutz–softest sedge
 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 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.Y.Liang
 Carex nandadeviensis Ghildyal, U.C.Bhattach. & Hajra
 Carex nangtciangensis Pamp.
 Carex nardina (Hornem.) Fr.
 Carex neblinensis Reznicek
 Carex nebrascensis Dewey
 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.–nerved-mitra sedge
 Carex nervina L.H.Bailey
 Carex neurocarpa Maxim.–nerved-fruit sedge
 Carex neurophora Mack.
 Carex nevadensis Boiss. & Reut.
 Carex × nicoloffii 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 nordica A.M.Molina, Acedo & Llamas
 Carex normalis Mack.
 Carex norvegica Retz.–Norway sedge
 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 W.Boott
 Carex nugata Ohwi

 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 obscuriceps Kük.
 Carex obtusata Lilj.
 Carex occidentalis L.H.Bailey
 Carex ochrochlamys Ohwi–yellow-mantle sedge
 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–creeping narrow-leaf sedge
 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 omeyica Molina Gonz., Acedo & Llamas
 Carex omiana Franch. & Sav.–Suwon sedge
 Carex omurae T.Koyama
 Carex × oneillii Lepage
 Carex onoei Franch. & Sav.–needle sedge
 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 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 otomana A.M.Molina, Acedo & Llamas
 Carex ouachitana Kral, Manhart & Bryson
 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–hill sedge
 Carex oxylepis Torr. & Hook.
 Carex ozarkana P.Rothr. & Reznicek

 P 

 Carex pachygyna Franch. & Sav.
 Carex pachyneura Kitag.
 Carex pachystylis J.Gay
 Carex × paczoskii Zapal.
 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 W.H.Drury
 Carex pamirica (O.Fedtsch.) O.Fedtsch. & B.Fedtsch.
 Carex pandanophylla C.B.Clarke
 Carex panicea L.
 Carex paniculata L.
 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.–few-flower sedge
 Carex paucimascula H.Lév. & Vaniot
 Carex × paulii Asch. & Graebn.
 Carex paulo-vargasii Luceño & Marín
 Carex paupera Nelmes
 Carex paxii Kük.–Pax's sedge
 Carex paysonis Clokey
 Carex peckii Howe
 Carex pediformis C.A.Mey.–wide-leaf low sedge
 Carex pedunculata Muhl. ex Willd.
 Carex peiktusanii Kom.–Baekdu sedge
 Carex peliosanthifolia F.T.Wang & Tang ex P.C.Li
 Carex pellita Muhl. ex Willd.
 Carex pelocarpa F.J.Herm.
 Carex pendula Huds.
 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 Gross
 Carex petitiana A.Rich.
 Carex petricosa Dewey
 Carex petriei Cheeseman
 Carex peucophila Holm
 Carex phacota Spreng.–lentoid sedge
 Carex phaeocephala Piper
 Carex phaeodon T.Koyama
 Carex phaeothrix Ohwi–brown-spike sedge
 Carex phalaroides Kunth
 Carex phankei K.K.Nguyen
 Carex phoenicis Dunn
 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.–pilose-leaf sedge
 Carex × pilosiuscula Gobi
 Carex pilulifera L.
 Carex pinophila Reznicek & S.González
 Carex pisanensis T.Koyama
 Carex pisanoi G.A.Wheeler
 Carex pisiformis Boott–thread sedge, Sakhalin mitra sedge, alternate-flower thread sedge
 Carex pisiformis var. sikokiana (Franch. & Sav.) T.Koyama–green thread sedge
 Carex pityophila Mack.
 Carex planata Franch. & Sav.
 Carex planiculmis Kom.–shady mucronate sedge
 Carex planiscapa Chun & F.C.How
 Carex planispicata Naczi
 Carex planostachys Kunze
 Carex plantaginea Lam.
 Carex platyphylla J.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.–bowl-shape-scale sedge
 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 Clavaud
 Carex pseudochinensis H.Lév. & Vaniot–false Chinese sedge
 Carex pseudocuraica F.Schmidt–creeper-like sedge
 Carex pseudocyperus L.
 Carex pseudodahurica A.P.Khokhr.
 Carex pseudodispalata K.T.Fu
 Carex pseudofoetida Kük. ex Ostenf.
 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.Y.Liang
 Carex pseudoligulata L.K.Dai
 Carex pseudololiacea F.Schmidt
 Carex pseudomacloviana G.A.Wheeler
 Carex × pseudomairei E.G.Camus
 Carex pseudophyllocephala L.K.Dai
 Carex pseudosadoensis Akiyama
 Carex pseudospachiana H.Lév. & Vaniot
 Carex pseudosphaerogyna 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.–dwarf sand sedge
 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 qingliangensis D.M.Weng, H.W.Zhang & S.F.Xu
 Carex qingyangensis S.W.Su & S.M.Xu
 Carex qiyunensis S.W.Su & S.M.Xu
 Carex quadriflora (Kük.) Ohwi–four-flower sedge
 Carex × quebecensis Lepage
 Carex queretarensis Reznicek & S.González
 Carex quichensis F.J.Herm.
 Carex × quirponensis Fernald

 R 

 Carex × raciborskii Zapal.
 Carex raddei Kük.–Radde's sedge
 Carex radfordii Gaddy
 Carex radiata (Wahlenb.) Small
 Carex radicalis Boott
 Carex radiciflora Dunn
 Carex radicina Z.P.Wang
 Carex rainbowii Luceño, Jim.Mejías, M. Escudero & Martín-Bravo
 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–pine-leaf sedge
 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.–minute-gibbous sedge
 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 reznicekii Werier
 Carex rhizina Blytt ex Lindblom
 Carex rhodesiaca Nelmes
 Carex rhombifructus Ohwi
 Carex rhynchoperigynium S.D.Jones & Reznicek
 Carex rhynchophysa Fisch., C.A.Mey. & Avé-Lall.–large-spike sedge
 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 riloensis Stoeva & E.D.Popova
 Carex riparia Curtis
 Carex rivulorum Dunn
 Carex roanensis F.J.Herm.
 Carex robinsonii Podlech
 Carex roraimensis Steyerm.
 Carex rorulenta Porta
 Carex rosea Willd.
 Carex × rossiana Degen
 Carex rossii Boott
 Carex rostellifera Y.L.Chang & Y.L.Yang
 Carex rostrata Stokes–beak sedge
 Carex × rotae De Not.
 Carex rotundata Wahlenb.–round sedge
 Carex royleana Nees
 Carex rubicunda Petrie
 Carex rubrobrunnea C.B.Clarke
 Carex rufina Drejer
 Carex rufulistolon T.Koyama
 Carex rugata Ohwi
 Carex rugulosa Kük.–thick-nerve sedge
 Carex runssoroensis K.Schum.
 Carex rupestris All.–curly sedge
 Carex rupicola (Pedersen) G.A.Wheeler
 Carex ruralis J.Oda & Nagam.
 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 sagei Phil.
 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 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 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.–scabrous-leaf sedge
 Carex scabripes Cherm.
 Carex scabrirostris Kük.
 Carex scabrisacca Ohwi & Ryu
 Carex scabriuscula Mack.
 Carex scaposa C.B.Clarke
 Carex schaffneri Boeckeler
 Carex × schallertii Murr
 Carex schiedeana Kunze
 Carex schlechteri Nelmes
 Carex schliebenii Podlech
 Carex schmidtii Meinsh.–Schmidt's sedge
 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 Holm
 Carex secalina Willd. ex Wahlenb.
 Carex secta Boott
 Carex sectoides (Kük.) Edgar
 Carex sedakowii C.A.Mey. ex Meinsh.–Sedakov's sedge
 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 × serravalensis Beauverd
 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.–long-tail-spike sedge
 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–creeping broad-leaf sedge
 Carex siderosticta var. pilosa H.Lév. ex T.Koyama–hairy creeping broad-leaf sedge
 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.–potae sedge
 Carex skottsbergiana Kük.
 Carex socialis Mohlenbr. & Schwegman
 Carex sociata Boott
 Carex soczavaeana Gorodkov
 Carex sodiroi Kük.
 Carex × soerensenii Lepage
 Carex sohachii Ohwi
 Carex solandri Boott
 Carex × sooi Jakucs
 Carex sordida Van Heurck & Müll.Arg.–short forest-live sedge
 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 spilocarpa Steud.
 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 (Holm) Kalela
 Carex steyermarkii Standl.
 Carex stipata Muhl. ex Willd.–awl-fruit sedge
 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 Holmb.
 Carex × strictiformis Almq.
 Carex strigosa Huds.
 Carex × strigosula Chatenier
 Carex stuessyi G.A.Wheeler
 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 Holmb.
 Carex subdivulsa (Kük.) G.A.Wheeler
 Carex subdola Boott
 Carex subebracteata (Kük.) Ohwi–beaked-fruit narrow mitra sedge
 Carex suberecta (Olney) Britton
 Carex subfilicinoides Kük.
 Carex subfuegiana G.A.Wheeler
 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 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 × subsalina Lepage
 Carex subscabrella Kük.
 Carex subspathacea Wormsk. ex Hornem.–Hoppner's sedge
 Carex subumbellata Meinsh.–subumbellate sedge
 Carex suifunensis Kom.–narrow-scale sedge
 Carex × sullivantii Boott
 Carex × sumikawaensis Fujiw. & Y.Matsuda
 Carex superata Naczi, Reznicek & B.A.Ford
 Carex supina Willd. ex Wahlenb.
 Carex sutchuensis Franch.
 Carex × suziella Podp.
 Carex swanii (Fernald) Mack.
 Carex sychnocephala J.Carey
 Carex sylvatica Huds.
 Carex × sylvenii 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–orbicular sedge
 Carex teinogyna Boott–slender-pedicel sedge
 Carex tenax Chapm. ex Dewey
 Carex × tenebricans Holmb.
 Carex tenebrosa Boott
 Carex tenejapensis Reznicek & S.González
 Carex × tenelliformis Holmb.
 Carex tenera Dewey
 Carex tenuiculmis (Petrie) Heenan & de Lange
 Carex tenuiflora Wahlenb.–sparse-flower sedge
 Carex tenuiformis H.Lév. & Vaniot–shadow sedge
 Carex tenuinervis Ohwi
 Carex tenuior T.Koyama & T.I.Chuang
 Carex tenuipaniculata P.C.Li
 Carex tenuiseta Franch.
 Carex tenuispicula Tang ex S.Y.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 thecata Boott
 Carex thibetica Franch.
 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 tonsa (Fernald) E.P.Bicknell
 Carex toreadora Steyerm.
 Carex × torgesiana Kük.
 Carex × tornabenei 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 transversa Boott
 Carex trautvetteriana Kom.
 Carex traversii Kirk
 Carex × treverica Hausskn.
 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.–shiny-spike sedge
 Carex tristachya var. pocilliformis (Boott) Kük.–small shiny-spike sedge
 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.–Dumangang sedge
 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 × turuli Simonk.
 Carex turumiquirensis Steyerm.
 Carex tweediana Nees
 Carex typhina Michx.

 U 

 Carex uda Maxim.–Uda needle sedge
 Carex × uechtritziana K.Richt.
 Carex ulobasis V.I.Krecz.–montane sedge
 Carex umbellata Willd.
 Carex umbrosa Host
 Carex umbrosa subsp. sabynensis (Less. ex Kunth) Kük.–narrow mitra sedge
 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.–Ussuri sedge
 Carex utriculata Boott
 Carex × uzenensis Koidz.

 V 

 Carex vacillans Drejer
 Carex vaginata Tausch–sheathed sedge
 Carex valbrayi H.Lév.
 Carex vallicola Dewey
 Carex vallis-pulchrae Phil.
 Carex vallis-rosetto K.Schum.
 Carex van-heurckii Müll.Arg.–northern meadow sedge
 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.–blister sedge
 Carex vesiculosa Boott
 Carex vestita Willd.
 Carex vexans F.J.Herm.
 Carex × viadrina Figert
 Carex vicinalis Boott
 Carex vietnamica Raymond
 Carex × villacensis Kük.
 Carex × vimariensis Hausskn. ex Berthold
 Carex virescens Muhl. ex Willd.
 Carex virgataNZPCN Carex virgata
 Carex viridimarginata Kük.
 Carex viridistellata Derieg, Reznicek & Bruederle
 Carex viridula Michx.
 Carex vixdentata (Kük.) G.A.Wheeler
 Carex × vratislaviensis Figert
 Carex vulcani Hochst. ex Seub.
 Carex vulpina L.
 Carex vulpinaris Nees
 Carex vulpinoidea Michx.

 W 

 Carex wahlenbergiana Boott
 Carex wahuensis C.A.Mey.
 Carex wakatipu Petrie
 Carex × walasii Ceyn.-Gield
 Carex walkeri Arn. ex Boott
 Carex wallichiana Spreng.
 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  Schkuhr ex Willd.
 Carex williamsii Britton
 Carex × winkelmannii Asch. & Graebn.
 Carex winterbottomii C.B.Clarke
 Carex × wolteri 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.–sword-like sedge

 Y 

 Carex yajiangensis Tang & F.T.Wang ex S.Yun Liang
 Carex yamatsutana Ohwi
 Carex yangshuoensis Tang & F.T.Wang ex S.Y.Liang
 Carex yasuii Katsuy.
 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 yunyiana X.F.Jin & C.Z.Zheng
 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

 Referensi 

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Kategori:Daftar spesies tumbuhan