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Expert: Anton Reznicek

ITIS records citing expert
 
 Kingdom Plantae
  Baeothryon alpinum (L.) T.V. Egorova -- not accepted
  Baeothryon caespitosum (L.) A. Dietr. -- not accepted
  Baeothryon cespitosum (L.) A. Dietr. -- not accepted
  Baeothryon clementis (M.E. Jones) Á. Löve & D. Löve -- not accepted
  Baeothryon clintonii (A. Gray) Á. Löve & D. Löve -- not accepted
  Baeothryon pumilum (Vahl) Á. Löve & D. Löve -- not accepted
  Baeothryon verecundum (Fernald) Á. Löve & D. Löve -- not accepted
  Carex L. -- accepted -- carex, laîches, rouches, sedge, sedge species, sedges
  Carex abacta L.H. Bailey -- not accepted
  Carex abbreviata J.D. Prescott ex Boott -- not accepted
  Carex abdita E.P. Bicknell -- not accepted
  Carex ablata L.H. Bailey -- not accepted
  Carex aboriginum auct. non M.E. Jones, 1910 -- not accepted -- Indian Valley sedge
  Carex aboriginum M.E. Jones -- accepted -- Indian Valley sedge
  Carex abrupta Mack. -- accepted -- abruptbeak sedge
  Carex abscondita Mack. -- accepted -- thicket sedge
  Carex abscondita var. glauca (Chapm.) Fernald -- not accepted
  Carex abscondita var. rostellata Fernald -- not accepted
  Carex absconditiformis Fernald -- not accepted
  Carex accedens T. Holm -- not accepted
  Carex acidicola Naczi -- accepted
  Carex acuta auct. non L. -- not accepted
  Carex acutiformis Ehrh. -- accepted -- lesser pond sedge
  Carex acutina var. tenuior L.H. Bailey -- not accepted
  Carex acutinella Mack. -- not accepted
  Carex adelostoma V.I. Krecz. -- accepted -- circumpolar sedge
  Carex adusta Boott -- accepted -- lesser brown sedge
  Carex aenea Fernald -- not accepted -- bronze sedge
  Carex aestivalis M.A. Curtis ex A. Gray -- accepted -- summer sedge
  Carex aggregata Mack. -- accepted -- glomerate sedge
  Carex agrostoides Mack. -- not accepted -- grass-leaf sedge, grassleaf sedge
  Carex alata Torr. -- accepted -- broadwing sedge
  Carex albicans auct. non Willd. ex Spreng. -- not accepted -- whitetinge sedge
  Carex albicans Willd. ex Spreng. -- accepted -- whitetinge sedge
  Carex albicans var. albicans Willd. ex Spreng. -- accepted -- whitetinge sedge
  Carex albicans var. australis (L.H. Bailey) Rettig -- accepted -- stellate sedge
  Carex albicans var. emmonsii (Dewey ex Torr.) Rettig -- accepted -- Emmons' sedge
  Carex albida L.H. Bailey -- accepted -- white sedge
  Carex albolutescens Schwein. -- accepted -- greenwhite sedge
  Carex albonigra Mack. -- accepted -- black-and-white sedge, blackandwhite sedge
  Carex albursina E. Sheld. -- accepted -- white bear sedge
  Carex allegheniensis Mack. -- not accepted
  Carex alligata Boott -- accepted -- Hawai'i sedge
  Carex alligata var. degeneri R.W. Krauss -- not accepted
  Carex alma L.H. Bailey -- accepted -- Alma sedge, sturdy sedge
  Carex alopecoidea Tuck. -- accepted -- fox-tail sedge, foxtail sedge
  Carex amblyorhyncha V.I. Krecz. -- not accepted
  Carex amblyorhyncha ssp. pseudolagopina (T.J. Sřrensen) Böcher -- not accepted
  Carex ambusta Boott -- not accepted
  Carex amphibola Steud. -- accepted -- amphibious sedge, eastern narrowleaf sedge
  Carex amphibola var. amphibola Steud. -- not accepted -- eastern narrowleaf sedge
  Carex amphibola var. globosa (L.H. Bailey) L.H. Bailey -- not accepted -- eastern narrowleaf sedge
  Carex amphibola var. rigida (L.H. Bailey) Fernald -- not accepted -- eastern narrowleaf sedge
  Carex amphibola var. turgida Fernald -- not accepted -- eastern narrowleaf sedge
  Carex amphigena (Fernald) Mack. -- not accepted
  Carex amplectens Mack. -- accepted -- claspbract sedge
  Carex amplifolia Boott -- accepted -- bigleaf sedge
  Carex amplisquama F.J. Herm. -- not accepted -- Dixie sedge
  Carex anceps Muhl. -- not accepted
  Carex angarae Steud. -- not accepted
  Carex anguillata Drejer -- not accepted -- snail sedge
  Carex angustata Boott -- accepted -- common meadow sedge, widefruit sedge
  Carex angustior Mack. -- not accepted
  Carex angustior var. gracilenta R.T. Clausen & Wahl -- not accepted
  Carex angustisquama Franch. -- accepted
  Carex annectens (E.P. Bicknell) E.P. Bicknell -- accepted -- yellowfruit sedge
  Carex annectens var. xanthocarpa (Kük.) Wiegand -- not accepted
  Carex anthoxanthea J. Presl & C. Presl -- accepted -- grassyslope arctic sedge
  Carex aperta Boott -- accepted -- Columbian sedge
  Carex apoda Clokey -- not accepted
  Carex appalachica J.M. Webber & P.W. Ball -- accepted -- Appalachian sedge, carex des Appalaches
  Carex aquatilis Wahlenb. -- accepted -- water sedge
  Carex aquatilis ssp. altior (Rydb.) Hultén -- not accepted
  Carex aquatilis ssp. stans (Drejer) Hultén -- not accepted
  Carex aquatilis var. altior (Rydb.) Fernald -- not accepted
  Carex aquatilis var. aquatilis Wahlenb. -- accepted -- leafy tussock sedge, water sedge
  Carex aquatilis var. dives (T. Holm) Kük. -- accepted -- Sitka sedge
  Carex aquatilis var. minor Boott -- accepted -- water sedge
  Carex aquatilis var. sitchensis (Prescott ex Bong.) Kelso -- not accepted
  Carex aquatilis var. stans (Drejer) Boott -- not accepted -- water sedge
  Carex aquatilis var. substricta Kük. -- accepted -- water sedge
  Carex arapahoensis Clokey -- accepted -- Arapaho sedge
  Carex arcta Boott -- accepted -- northern cluster sedge
  Carex arctata Boott ex Hook. -- accepted -- drooping woodland sedge
  Carex arctiformis Mack. -- accepted -- polar sedge
  Carex arctogena Harry Sm. -- not accepted
  Carex arenaria L. -- accepted -- sand sedge
  Carex arenicola F. Schmidt -- not accepted
  Carex arenicola ssp. pansa (L.H. Bailey) T. Koyama & Calder -- not accepted
  Carex argyrantha Tuck. -- accepted -- hay sedge
  Carex arkansana (L.H. Bailey) L.H. Bailey -- accepted -- Arkansas sedge
  Carex artitecta Mack. -- not accepted -- dry woods sedge
  Carex artitecta var. subtilirostris F.J. Herm. -- not accepted
  Carex asa-grayi L.H. Bailey -- not accepted
  Carex assiniboinensis W. Boott -- accepted -- Assiniboia sedge
  Carex athabascensis F.J. Herm. -- not accepted
  Carex atherodes Spreng. -- accepted -- awned sedge, carex épi-de-blé, slough sedge, wheat sedge
  Carex athrostachya Olney -- accepted -- slender-beak sedge, slenderbeak sedge
  Carex atlantica L.H. Bailey -- accepted -- prickly bog sedge
  Carex atlantica ssp. atlantica L.H. Bailey -- accepted -- Atlantic sedge, prickly bog sedge
  Carex atlantica ssp. capillacea (L.H. Bailey) Reznicek -- accepted -- howe sedge, prickly bog sedge
  Carex atlantica var. capillacea (L.H. Bailey) Cronquist -- not accepted
  Carex atlantica var. incomperta (E.P. Bicknell) F.J. Herm. -- not accepted
  Carex atrata auct. non L. -- not accepted
  Carex atrata auct. non L. -- not accepted
  Carex atrata L. -- accepted
  Carex atrata ssp. atrosquama (Mack.) Hultén -- not accepted
  Carex atrata var. atrosquama (Mack.) Cronquist -- not accepted
  Carex atrata var. chalciolepis (T. Holm) Kük. -- not accepted
  Carex atrata var. erecta W. Boott -- not accepted
  Carex atratiformis Britton -- accepted -- black sedge, scrabrous black sedge
  Carex atratiformis ssp. raymondii (Calder) A.E. Porsild -- not accepted
  Carex atrofusca Schkuhr -- accepted -- darkbrown sedge
  Carex atrofusca var. atrofusca Schkuhr -- not accepted -- darkbrown sedge
  Carex atrofusca var. major (Boeckeler) Raymond -- not accepted -- darkbrown sedge
  Carex atrosquama Mack. -- accepted -- lesser blackscale sedge
  Carex aurea Nutt. -- accepted -- golden sedge, golden-fruit sedge
  Carex aureolensis Steud. -- accepted
  Carex austrina Mack. -- accepted -- southern sedge
  Carex austroalpina Bech. -- accepted
  Carex austrocaroliniana L.H. Bailey -- accepted -- tarheel sedge
  Carex baccans Nees -- accepted
  Carex backii Boott -- accepted -- Back's sedge, carex de Back, rocky mountain sedge
  Carex backii var. saximontana (Mack.) B. Boivin -- not accepted
  Carex backii var. subrostrata (Bates) Dorn -- not accepted
  Carex baileyi Britton -- accepted -- Bailey's sedge
  Carex baltzellii Chapm. ex Dewey -- accepted -- Baltzell's sedge
  Carex barbarae Dewey -- accepted -- Santa Barbara sedge
  Carex barrattii Schwein. & Torr. -- accepted -- Barratt's sedge
  Carex basiantha Steud. -- accepted -- Willdenow's sedge
  Carex bayardii Fernald -- not accepted
  Carex bebbii Olney ex Fernald -- accepted -- Bebb sedge, Bebb's sedge
  Carex behringensis C.B. Clarke -- not accepted
  Carex bella L.H. Bailey -- accepted -- showy sedge, southwestern showy sedge
  Carex bicknellii Britton -- accepted -- Bicknell's sedge, carex de Bicknell
  Carex bicknellii var. bicknellii Britton -- not accepted -- Bicknell's sedge
  Carex bicknellii var. opaca F.J. Herm. -- not accepted -- Bicknell's sedge
  Carex bicolor Bellardi ex All. -- accepted -- twocolor sedge
  Carex bifida W. Boott -- not accepted
  Carex bigelowii Torr. ex Schwein. -- accepted -- Bigelow's sedge
  Carex bigelowii ssp. bigelowii Torr. ex Schwein. -- accepted -- Bigelow's sedge
  Carex bigelowii ssp. hyperborea (Drejer) Böcher -- not accepted
  Carex bigelowii ssp. lugens (T. Holm) T.V. Egorova -- accepted -- spruce muskeg sedge
  Carex billingsii (O.W. Knight) Kirschb. -- not accepted -- Billings' sedge
  Carex biltmoreana Mack. -- accepted -- Biltmore sedge, stiff sedge
  Carex bipartita var. amphigena (Fernald) Polunin -- not accepted
  Carex bipartita var. austromontana F.J. Herm. -- not accepted
  Carex bipartita var. glareosa (Schkuhr ex Wahlenb.) Polunin -- not accepted
  Carex blanda Dewey -- accepted -- bland sedge, eastern woodland sedge, woodland sedge
  Carex boecheriana Á. Löve, D. Löve & Raymond -- not accepted -- Boecher's sedge
  Carex bolanderi Olney -- accepted -- Bolander sedge, Bolander's sedge, wood sedge
  Carex bonanzensis Britton -- accepted -- Yukon sedge
  Carex bonplandii Kunth -- accepted -- Bonpland's sedge
  Carex bordzilowskii V.I. Krecz. -- not accepted
  Carex brachyglossa Mack. -- not accepted
  Carex brainerdii Mack. -- accepted -- Brainerd's sedge
  Carex brevicaulis Mack. -- accepted -- shortstem sedge
  Carex breviligulata Mack. -- not accepted
  Carex brevior (Dewey) Mack. -- accepted -- brevior sedge, fescue sedge, shortbeak sedge
  Carex brevior var. crawei (W. Boott) B. Boivin -- not accepted
  Carex brevipes W. Boott ex Mack. -- not accepted
  Carex breweri Boott -- accepted -- Brewer's sedge
  Carex breweri var. breweri Boott -- not accepted -- sedge
  Carex breweri var. paddoensis (Suksd.) Cronquist -- not accepted
  Carex brittoniana L.H. Bailey -- not accepted -- Britton's sedge
  Carex bromoides Schkuhr ex Willd. -- accepted -- brome-like sedge, bromelike sedge
  Carex bromoides ssp. bromoides Schkuhr ex Willd. -- accepted -- brome-like sedge
  Carex bromoides ssp. montana Naczi -- accepted -- brome-like sedge
  Carex bromoides var. bromoides Schkuhr ex Willd. -- not accepted -- bromelike sedge
  Carex bromoides var. montana Naczi -- not accepted -- bromelike sedge
  Carex brunnea Thunb. -- accepted -- greater brown sedge
  Carex brunnescens (Pers.) Poir. -- accepted -- brownish sedge
  Carex brunnescens ssp. alaskana Kalela -- not accepted -- Alaska brownish sedge
  Carex brunnescens ssp. brunnescens (Pers.) Poir. -- accepted -- brownish sedge
  Carex brunnescens ssp. pacifica Kalela -- not accepted -- Pacific brownish sedge
  Carex brunnescens ssp. sphaerostachya (Tuck.) Kalela -- accepted -- brownish sedge
  Carex brunnescens var. sphaerostachya (Tuck.) Kük. -- not accepted
  Carex brysonii Naczi -- accepted -- Bryson's sedge
  Carex bulbostylis Mack. -- accepted -- false hair sedge
  Carex bullata Schkuhr ex Willd. -- accepted -- button sedge
  Carex bushii Mack. -- accepted -- Bush's sedge
  Carex buxbaumii Wahlenb. -- accepted -- brown bog sedge, Buxbaum sedge, Buxbaum's sedge
  Carex buxbaumii var. macrostachya Hartm. -- not accepted
  Carex calcifugens Naczi -- accepted
  Carex californica L.H. Bailey -- accepted -- California sedge
  Carex camporum Mack. -- not accepted
  Carex campylocarpa T. Holm -- not accepted
  Carex campylocarpa ssp. affinis Maguire & A.H. Holmgren -- not accepted
  Carex canariensis Kük. -- accepted
  Carex canescens L. -- accepted -- silver sedge, silvery sedge
  Carex canescens ssp. arctiformis (Mack.) Calder & Roy L. Taylor -- not accepted
  Carex canescens ssp. canescens L. -- accepted -- silvery sedge
  Carex canescens ssp. disjuncta (Fernald) Toivonen -- accepted -- silvery sedge
  Carex canescens var. disjuncta Fernald -- not accepted
  Carex canescens var. subloliacea Laest. -- not accepted
  Carex capillaris L. -- accepted -- hair sedge, hair-like sedge, hairlike sedge
  Carex capillaris ssp. chlorostachys (Steven) Á. Löve, D. Löve & Raymond -- not accepted
  Carex capillaris ssp. krausei (Boeckeler) Böcher -- not accepted
  Carex capillaris ssp. porsildiana (Polunin) Böcher -- not accepted
  Carex capillaris ssp. robustior (Drejer ex Lange) Böcher -- not accepted
  Carex capillaris var. elongata Olney ex Fernald -- not accepted
  Carex capillaris var. fuscidula (V.I. Krecz.) Á. Löve & D. Löve -- not accepted
  Carex capillaris var. krausei (Boeckeler) Crantz -- not accepted
  Carex capillaris var. major Drejer ex Blytt -- not accepted
  Carex capillaris var. williamsii (Britton) B. Boivin -- not accepted
  Carex capitata L. -- accepted -- arctic sedge, capitate sedge
  Carex capitata ssp. arctogena (Harry Sm.) Hiitonen -- not accepted -- capitate sedge
  Carex capitata ssp. capitata L. -- not accepted -- capitate sedge
  Carex capitata var. arctogena (Harry Sm.) Hultén -- not accepted
  Carex careyana Torr. ex Dewey -- accepted -- Carey's sedge
  Carex caroliniana Schwein. -- accepted -- Carolina sedge
  Carex caroliniana var. cuspidata (Dewey) Shinners -- not accepted
  Carex caryophyllea Latourr. -- accepted -- vernal sedge
  Carex castanea Wahlenb. -- accepted -- chestnut sedge
  Carex cephalantha (L.H. Bailey) E.P. Bicknell -- not accepted
  Carex cephaloidea (Dewey) Dewey -- accepted -- thinleaf sedge
  Carex cephalophora Muhl. ex Willd. -- accepted -- oval-leaf sedge, oval-leaved sedge, ovalleaf sedge
  Carex cephalophora var. angustifolia Boott -- not accepted
  Carex cephalophora var. leavenworthii (Dewey) Kük. -- not accepted
  Carex cephalophora var. mesochorea (Mack.) Gleason -- not accepted
  Carex chalciolepis T. Holm -- accepted -- Holm sedge
  Carex chapmanii Steud. -- accepted -- Chapman's sedge
  Carex cherokeensis Schwein. -- accepted -- Cherokee sedge
  Carex chihuahuensis Mack. -- accepted -- Chihuahuan sedge
  Carex chimaphila T. Holm -- not accepted
  Carex chordorrhiza Ehrh. ex L. f. -- accepted -- creeping sedge, rope-root sedge
  Carex circinata C.A. Mey. -- accepted -- coiled sedge
  Carex collinsii Nutt. -- accepted -- Collins' sedge
  Carex colorata Mack. -- not accepted
  Carex communis L.H. Bailey -- accepted -- fibrousroot sedge
  Carex communis var. amplisquama (F.J. Herm.) Rettig -- accepted -- Dixie sedge
  Carex communis var. communis L.H. Bailey -- accepted -- fibrousroot sedge
  Carex comosa Boott -- accepted -- longhair sedge
  Carex complanata Torr. & Hook. -- accepted -- blue sedge, hirsute sedge
  Carex complanata var. hirsuta (Willd.) Gleason -- not accepted
  Carex concinna R. Br. -- accepted -- low northern sedge
  Carex concinnoides Mack. -- accepted -- northwestern sedge
  Carex congdonii L.H. Bailey -- accepted -- Congdon's sedge
  Carex conjuncta Boott -- accepted -- soft fox sedge
  Carex conoidea Schkuhr ex Willd. -- accepted -- open-field sedge, openfield sedge
  Carex consimilis T. Holm -- not accepted
  Carex constanceana Stacey -- accepted -- Contance's sedge
  Carex contigua Hoppe -- not accepted -- prickly sedge
  Carex convoluta Mack. -- not accepted
  Carex cordillerana Saarela & B.A. Ford -- accepted -- Cordilleran sedge
  Carex corrugata Fernald -- accepted -- prune-fruit sedge
  Carex costata Schwein. -- not accepted
  Carex crandallii Gand. -- not accepted
  Carex crawei Dewey -- accepted -- crawe sedge, Crawe's sedge
  Carex crawfordii Fernald -- accepted -- Crawford's sedge
  Carex crawfordii var. vigens Fernald -- not accepted
  Carex crebriflora Wiegand -- accepted -- coastal plain sedge, coastalplain sedge
  Carex crinita Lam. -- accepted -- fringed sedge
  Carex crinita var. brevicrinis Fernald -- accepted -- fringed sedge
  Carex crinita var. crinita Lam. -- accepted -- fringed sedge
  Carex crinita var. gynandra (Schwein.) Schwein. & Torr. -- not accepted
  Carex crinita var. minor Boott -- not accepted
  Carex crinita var. mitchelliana (M.A. Curtis) Gleason -- not accepted
  Carex crinita var. porteri (Olney) Fernald -- accepted -- Porter's fringed sedge
  Carex crinita var. simulans Fernald -- not accepted
  Carex cristatella Britton -- accepted -- crested sedge
  Carex crus-corvi Shuttlew. ex Kunze -- accepted -- ravenfoot sedge
  Carex cryptocarpa C.A. Mey. -- not accepted
  Carex cryptochlaena T. Holm -- not accepted
  Carex cryptolepis Mack. -- accepted -- northeastern sedge
  Carex cumberlandensis Naczi, Kral & Bryson -- accepted -- Cumberland sedge
  Carex cumulata (L.H. Bailey) Fernald -- accepted -- clustered sedge
  Carex curatorum Stacey -- accepted -- canyonlands sedge, Kaibab sedge
  Carex curta Gooden. -- not accepted
  Carex curta var. robustior (Kük.) B. Boivin -- not accepted
  Carex cusickii Mack. ex Piper & Beattie -- accepted -- Cusick's sedge
  Carex dasycarpa Muhl. -- accepted -- sandywoods sedge
  Carex davisii Schwein. & Torr. -- accepted -- Davis' sedge
  Carex davyi Mack. -- accepted -- Davy's sedge
  Carex debiliformis Mack. -- not accepted
  Carex debilis Michx. -- accepted -- white edge sedge
  Carex debilis ssp. pubera (A. Gray) Á. Löve & D. Löve -- not accepted
  Carex debilis ssp. rudgei (L.H. Bailey) Á. Löve & D. Löve -- not accepted
  Carex debilis var. debilis Michx. -- accepted -- white edge sedge
  Carex debilis var. intercursa Fernald -- accepted -- white edge sedge
  Carex debilis var. interjecta L.H. Bailey -- not accepted -- white edge sedge
  Carex debilis var. pubera A. Gray -- not accepted -- white edge sedge
  Carex debilis var. rudgei L.H. Bailey -- accepted -- white edge sedge
  Carex debilis var. strictior L.H. Bailey -- not accepted -- white edge sedge
  Carex decomposita Muhl. -- accepted -- cypressknee sedge
  Carex deflexa Hornem. -- accepted -- northern sedge
  Carex deflexa var. boottii L.H. Bailey -- accepted -- northern sedge
  Carex deflexa var. brevicaulis (Mack.) B. Boivin -- not accepted
  Carex deflexa var. deflexa Hornem. -- accepted -- northern sedge
  Carex deflexa var. rossii (Boott) L.H. Bailey -- not accepted
  Carex delicatula E.P. Bicknell -- not accepted
  Carex demissa Hornem. -- not accepted
  Carex densa (L.H. Bailey) L.H. Bailey -- accepted -- dense sedge
  Carex deweyana Schwein. -- accepted -- Dewey sedge, Dewey's sedge, round-fruit short-scale sedge
  Carex deweyana ssp. leptopoda (Mack.) Calder & Roy L. Taylor -- not accepted
  Carex deweyana var. bolanderi (Olney) W. Boott -- not accepted
  Carex deweyana var. collectanea Fernald -- accepted -- roundfruit sedge
  Carex deweyana var. deweyana Schwein. -- accepted -- Dewey sedge
  Carex deweyana var. leptopoda (Mack.) B. Boivin -- not accepted
  Carex deweyana var. sparsiflora L.H. Bailey -- not accepted
  Carex diandra Schrank -- accepted -- lesser panicled sedge, lesser tussock sedge
  Carex digitalis Willd. -- accepted -- slender wood sedge, slender woodland sedge
  Carex digitalis var. asymmetrica Fernald -- not accepted
  Carex digitalis var. digitalis Willd. -- accepted -- slender woodland sedge
  Carex digitalis var. floridana (L.H. Bailey) Naczi & Bryson -- accepted
  Carex digitalis var. macropoda Fernald -- accepted
  Carex diluta M. Bieb. -- accepted
  Carex dioica L. -- accepted
  Carex dioica ssp. gynocrates (Wormsk. ex Drejer) Hultén -- not accepted
  Carex dioica var. gynocrates (Wormsk. ex Drejer) Ostenf. -- not accepted
  Carex disperma Dewey -- accepted -- soft-leaf sedge, softleaf sedge, softleaved sedge
  Carex distans L. -- accepted -- distant sedge
  Carex distenta Kunze -- accepted -- widow's sedge
  Carex disticha Huds. -- accepted -- tworank sedge
  Carex diversistylis A. Roach -- not accepted
  Carex divisa Huds. -- accepted -- separated sedge
  Carex divulsa Stokes -- accepted -- grassland sedge
  Carex divulsa ssp. divulsa Stokes -- accepted -- grassland sedge, sedge
  Carex divulsa ssp. leersii (Kneuck.) W. Koch -- accepted -- Leers' sedge
  Carex douglasii Boott -- accepted -- Douglas sedge, Douglas' sedge
  Carex drummondiana Dewey -- not accepted
  Carex dudleyi Mack. -- not accepted -- Dudley's sedge
  Carex durifolia L.H. Bailey -- not accepted
  Carex durifolia var. subrostrata Bates -- not accepted
  Carex duriuscula C.A. Mey. -- accepted -- needleleaf sedge, spike-rush sedge
  Carex dutillyi O'Neill & Duman -- not accepted -- Dutilly's sedge
  Carex eastwoodiana Stacey -- not accepted
  Carex ebenea Rydb. -- accepted -- ebony sedge
  Carex eburnea Boott -- accepted -- bristle-leaf sedge, bristleleaf sedge
  Carex echinata Murray -- accepted -- prickly sedge, star sedge
  Carex echinata ssp. echinata Murray -- accepted -- star sedge, stellate sedge
  Carex echinata ssp. phyllomanica (W. Boott) Reznicek -- accepted -- star sedge
  Carex echinata var. angustata (J. Carey) L.H. Bailey -- not accepted
  Carex echinata var. conferta (Chapm.) L.H. Bailey -- not accepted
  Carex echinata var. phyllomanica (W. Boott) B. Boivin -- not accepted
  Carex edwardsiana E.L. Bridges & Orzell -- accepted -- Edwards Plateau sedge
  Carex egglestonii Mack. -- accepted -- Eggleston sedge, Eggleston's sedge
  Carex egregia Mack. -- not accepted
  Carex elachycarpa Fernald -- not accepted -- Aroostook sedge
  Carex elbertana Kelso -- not accepted
  Carex eleocharis L.H. Bailey -- not accepted
  Carex eleusinoides Turcz. ex Kunth -- accepted -- goosegrass sedge
  Carex elliottii Schwein. & Torr. -- accepted -- Elliott's sedge
  Carex elyniformis A.E. Porsild -- not accepted
  Carex elynoides T. Holm -- accepted -- black-root sedge, blackroot sedge
  Carex emmonsii Dewey ex Torr. -- not accepted
  Carex emmonsii var. australis (L.H. Bailey) Rettig -- not accepted
  Carex emmonsii var. muhlenbergii (A. Gray) Rettig -- not accepted
  Carex emoryi Dewey -- accepted -- Emory's sedge
  Carex enanderi Hultén -- not accepted
  Carex endlichii Kük. -- accepted
  Carex engelmannii L.H. Bailey -- accepted -- Engelmann sedge, Engelmann's sedge
  Carex epapillosa Mack. -- accepted -- different-nerve sedge
  Carex erxlebeniana Kelso -- not accepted
  Carex estesiana Kelso -- not accepted
  Carex eurycarpa T. Holm -- not accepted
  Carex eurycarpa var. attenuata Kük. -- not accepted
  Carex eurystachya F.J. Herm. -- not accepted
  Carex exilis Dewey -- accepted -- coastal sedge
  Carex exserta Mack. -- not accepted -- shorthair sedge
  Carex exsiccata L.H. Bailey -- accepted -- beaked sedge, western inflated sedge
  Carex extensa Gooden. -- accepted -- longbract sedge
  Carex ferruginea Scop. -- accepted
  Carex ferruginea ssp. macrostachys (Bertol.) Arcang. -- accepted
  Carex festiva Dewey -- not accepted
  Carex festiva var. decumbens T. Holm -- not accepted
  Carex festiva var. gracilis Olney -- not accepted
  Carex festiva var. pachystachya (Cham. ex Steud.) L.H. Bailey -- not accepted
  Carex festivella Mack. -- not accepted
  Carex festucacea Schkuhr ex Willd. -- accepted -- fescue sedge
  Carex festucacea var. brevior (Dewey) Fernald -- not accepted
  Carex feta L.H. Bailey -- accepted -- greensheath sedge
  Carex filifolia Nutt. -- accepted -- threadleaf sedge
  Carex filifolia var. erostrata Kük. -- accepted -- shorthair sedge
  Carex filifolia var. filifolia Nutt. -- accepted -- sedge
  Carex fissa Mack. -- accepted -- hammock sedge
  Carex fissa var. aristata F.J. Herm. -- accepted -- hammock sedge
  Carex fissa var. fissa Mack. -- accepted -- hammock sedge
  Carex fissuricola Mack. -- accepted -- canyon sedge, cleft sedge
  Carex flacca Schreb. -- accepted -- heath sedge
  Carex flaccidula Steud. -- not accepted
  Carex flaccifolia Mack. -- not accepted
  Carex flaccosperma Dewey -- accepted -- thinfruit sedge
  Carex flaccosperma var. flaccosperma Dewey -- not accepted -- thinfruit sedge
  Carex flaccosperma var. glaucodea (Tuck. ex Olney) Kük. -- not accepted
  Carex flava L. -- accepted -- yellow sedge
  Carex flava var. fertilis auct. non Peck -- not accepted
  Carex flava var. fertilis Peck -- not accepted
  Carex flava var. gaspensis Fernald -- not accepted
  Carex flava var. graminis L.H. Bailey -- not accepted
  Carex flava var. laxior (Kük.) Gleason -- not accepted
  Carex flava var. lepidocarpa (Tausch) Gord. -- not accepted
  Carex flava var. nelmesiana (Raymond) B. Boivin -- not accepted
  Carex flava var. rectirostra Gaudin -- not accepted
  Carex flexuosa Muhl. ex Willd. -- not accepted
  Carex floridana Schwein. -- accepted -- Florida sedge
  Carex foenea Willd. -- accepted -- dry-spike sedge, dryspike sedge, wind sedge
  Carex foenea var. enervis D.K. Evans & Mohlenbr. -- not accepted -- dryspike sedge
  Carex foenea var. foenea Willd. -- not accepted -- dry-spike sedge, dryspike sedge, silvertop sedge
  Carex foenea var. perplexa L.H. Bailey -- not accepted
  Carex foenea var. tuberculata F.J. Herm. -- not accepted -- dryspike sedge
  Carex foetida auct. non All. -- not accepted
  Carex foetida var. vernacula (L.H. Bailey) Kük. -- not accepted
  Carex folliculata L. -- accepted -- long sedge, northern long sedge
  Carex folliculata var. australis L.H. Bailey -- not accepted
  Carex formosa Dewey -- accepted -- handsome sedge
  Carex fracta Mack. -- accepted -- fragile sheath sedge
  Carex frankii Kunth -- accepted -- Frank's sedge
  Carex franklinii Boott -- not accepted
  Carex franklinii var. misandroides (Fernald) Raymond -- not accepted
  Carex fuirenoides Gaudich. -- accepted
  Carex fuliginosa Schkuhr -- accepted -- shortleaved sedge
  Carex fuliginosa ssp. misandra (R. Br.) Nyman -- not accepted
  Carex fulvescens Mack. -- not accepted
  Carex fuscula d'Urv. -- not accepted
  Carex garberi Fernald -- accepted -- elk sedge, Garber's sedge
  Carex garberi ssp. bifaria (Fernald) Hultén -- not accepted
  Carex garberi var. bifaria Fernald -- not accepted
  Carex geophila Mack. -- accepted -- White Mountain sedge
  Carex geyeri Boott -- accepted -- elk sedge, Geyer's sedge
  Carex gholsonii Naczi & Cochrane -- accepted
  Carex gigantea Rudge -- accepted -- giant sedge
  Carex gigas (T. Holm) Mack. -- not accepted -- Siskiyou sedge
  Carex glacialis Mack. -- accepted -- glacial sedge
  Carex glacialis var. terrae-novae (Fernald) B. Boivin -- not accepted
  Carex glareosa Schkuhr ex Wahlenb. -- accepted -- lesser saltmarsh sedge
  Carex glareosa ssp. glareosa Schkuhr ex Wahlenb. -- accepted -- lesser saltmarsh sedge
  Carex glareosa ssp. glareosa var. amphigena Fernald -- not accepted -- lesser saltmarsh sedge
  Carex glareosa ssp. glareosa var. glareosa Schkuhr ex Wahlenb. -- not accepted -- lesser saltmarsh sedge
  Carex glareosa ssp. pribylovensis (Macoun) G. Halliday & Chater -- accepted -- lesser saltmarsh sedge
  Carex glareosa var. amphigena Fernald -- not accepted -- lesser saltmarsh sedge
  Carex glareosa var. glareosa Schkuhr ex Wahlenb. -- not accepted -- lesser saltmarsh sedge
  Carex glauca Scop. -- not accepted
  Carex glaucescens Elliott -- accepted -- clustered sedge, southern waxy sedge
  Carex glaucodea Tuck. ex Olney -- accepted -- blue sedge
  Carex globosa Boott -- accepted -- roundfruit sedge
  Carex gmelinii Hook. & Arn. -- accepted -- Gmelin's sedge
  Carex godfreyi Naczi -- accepted -- Godfrey's sedge
  Carex goodenowii J. Gay -- not accepted
  Carex gracilescens Steud. -- accepted -- slender looseflower sedge
  Carex gracilior Mack. -- accepted -- slender sedge
  Carex gracillima Schwein. -- accepted -- graceful sedge
  Carex gracillima var. macerrima Fernald & Wiegand -- not accepted
  Carex grahamii Boott -- not accepted
  Carex granularis Muhl. ex Willd. -- accepted -- limestone meadow sedge, limestone-meadow sedge
  Carex granularis var. granularis Muhl. ex Willd. -- not accepted -- limestone meadow sedge, limestone-meadow sedge
  Carex granularis var. haleana (Olney) Porter -- not accepted -- limestone meadow sedge, limestone-meadow sedge
  Carex granularis var. recta Dewey -- not accepted
  Carex gravida L.H. Bailey -- accepted -- heavy sedge
  Carex gravida var. gravida L.H. Bailey -- not accepted -- heavy sedge
  Carex gravida var. lunelliana (Mack.) F.J. Herm. -- not accepted -- heavy sedge
  Carex grayi J. Carey -- accepted -- Gray's sedge
  Carex grayi var. hispidula A. Gray -- not accepted
  Carex grisea Wahlenb. -- accepted -- inflated narrow-leaf sedge
  Carex grisea var. amphibola (Steud.) Kük. -- not accepted
  Carex gymnoclada T. Holm -- not accepted
  Carex gynandra Schwein. -- accepted -- nodding sedge
  Carex gynocrates Wormsk. ex Drejer -- accepted -- bog sedge, northern bog sedge
  Carex gynodynama Olney -- accepted -- Olney's hairy sedge
  Carex haleana Olney -- not accepted
  Carex halleri Gunnerus -- not accepted
  Carex halliana L.H. Bailey -- accepted -- Hall's sedge
  Carex hallii L.H. Bailey, non Olney -- not accepted -- deer sedge
  Carex hallii Olney -- accepted -- deer sedge
  Carex halophila F. Nyl. -- not accepted
  Carex halophila var. flavicans (F. Nyl.) B. Boivin -- not accepted
  Carex harfordii Mack. -- accepted -- Harford's sedge
  Carex harperi Fernald -- not accepted
  Carex hartmanii Cajander -- accepted
  Carex hassei L.H. Bailey -- accepted -- Hasse's sedge, salt sedge, saltsedge
  Carex hawaiiensis H. St. John -- not accepted
  Carex haydeniana Olney -- accepted -- cloud sedge, Hayden sedge, Hayden's sedge
  Carex haydenii Dewey -- accepted -- cloud sedge, Hayden's sedge
  Carex haysii S.L. Welsh -- not accepted -- Hays' sedge
  Carex heleonastes L. f. -- accepted -- Hudson Bay sedge
  Carex heleonastes ssp. heleonastes L. f. -- not accepted -- Hudson Bay sedge
  Carex heleonastes ssp. neurochlaena (T. Holm) Böcher -- not accepted -- Hudson Bay sedge
  Carex heliophila Mack. -- not accepted
  Carex helleri Mack. -- accepted -- Heller's sedge, Sierra sedge
  Carex hendersonii L.H. Bailey -- accepted -- Henderson's sedge
  Carex hepburnii Boott -- not accepted
  Carex heteroneura W. Boott -- accepted -- different nerve sedge, different-nerve sedge, nerve sedge
  Carex heteroneura var. brevisquama F.J. Herm. -- not accepted -- different nerve sedge, different-nerve sedge
  Carex heteroneura var. chalciolepis (T. Holm) F.J. Herm. -- not accepted -- Holm sedge, Holm's sedge, nerve sedge
  Carex heteroneura var. epapillosa (Mack.) F.J. Herm. -- not accepted -- different nerve sedge, different-nerve sedge, nerve sedge
  Carex heteroneura var. heteroneura W. Boott -- not accepted -- different nerve sedge, different-nerve sedge
  Carex heterostachya Bunge -- accepted -- different-spike sedge, Fuller's sedge
  Carex hindsii C.B. Clarke -- not accepted
  Carex hirsutella Mack. -- accepted -- fuzzy wuzzy sedge, hirsute sedge
  Carex hirta L. -- accepted -- hammer sedge
  Carex hirtifolia Mack. -- accepted -- pubescent sedge
  Carex hirtissima W. Boott -- accepted -- fuzzy sedge
  Carex hitchcockiana Dewey -- accepted -- carex de Hitchcock, Hitchcock's sedge
  Carex holostoma Drejer -- accepted -- arctic marsh sedge
  Carex hoodii Boott -- accepted -- hood sedge, Hood's sedge
  Carex hookerana Dewey -- accepted -- Hooker's sedge
  Carex hookeriana Dewey -- not accepted -- Hooker's sedge
  Carex hordeistichos Vill. -- accepted
  Carex hormathodes Fernald -- accepted -- marsh straw sedge
  Carex hornschuchiana Hoppe -- not accepted
  Carex hostiana DC. -- accepted -- carex de Host, host sedge
  Carex hostiana var. laurentiana Fernald & Wiegand -- not accepted
  Carex houghtoniana Torr. ex Dewey -- accepted -- Houghton's sedge
  Carex houghtonii Torr. ex Dewey -- not accepted
  Carex houstonii Torr. -- accepted -- Houston's sedge
  Carex howei Mack. -- not accepted
  Carex howei var. capillacea (L.H. Bailey) Fernald -- not accepted
  Carex howellii L.H. Bailey -- not accepted
  Carex hyalina Boott -- accepted -- tissue sedge
  Carex hyalinolepis Steud. -- accepted -- shoreline sedge
  Carex hystericina Muhl. ex Willd. -- accepted -- bottlebrush sedge, porcupine sedge
  Carex idahoa L.H. Bailey -- accepted -- Idaho sedge
  Carex ignota Dewey -- not accepted
  Carex illota L.H. Bailey -- accepted -- sheep sedge, smallhead sedge
  Carex impressa (S.H. Wright) Mack. -- not accepted
  Carex impressinervia Bryson, Kral & Manhart -- accepted -- ravine sedge
  Carex incomperta E.P. Bicknell -- not accepted
  Carex incondita F.J. Herm. -- not accepted
  Carex incurva Lightf. -- not accepted
  Carex incurviformis Mack. -- accepted -- coastal sand sedge
  Carex incurviformis var. danaensis (Stacey) F.J. Herm. -- not accepted -- coastal sand sedge
  Carex incurviformis var. incurviformis Mack. -- not accepted -- coastal sand sedge
  Carex infirminervia Naczi -- accepted
  Carex inflata Huds. -- not accepted
  Carex inflata var. utriculata (Boott) Druce -- not accepted
  Carex inops L.H. Bailey -- accepted -- long-stolon sedge, longstolon sedge
  Carex inops ssp. heliophila (Mack.) Crins -- accepted -- sun sedge
  Carex inops ssp. inops L.H. Bailey -- accepted -- long-stolon sedge
  Carex integra Mack. -- accepted -- smoothbead sedge, smoothbeak sedge
  Carex interior L.H. Bailey -- accepted -- inland sedge
  Carex interior ssp. charlestonensis Clokey -- not accepted
  Carex interior var. capillacea L.H. Bailey -- not accepted
  Carex interior var. keweenawensis F.J. Herm. -- not accepted
  Carex interrupta Boeckeler -- accepted -- greenfruit sedge
  Carex interrupta var. distenta Kük. -- not accepted
  Carex intumescens Rudge -- accepted -- greater bladder sedge
  Carex intumescens var. fernaldii L.H. Bailey -- not accepted
  Carex inversa R. Br. -- accepted -- knob sedge
  Carex invisa L.H. Bailey -- not accepted
  Carex involuta (Bab.) Syme -- not accepted
  Carex jacobi-peteri Hultén -- not accepted -- Anderson sedge
  Carex jamesii Schwein. -- accepted -- James' sedge
  Carex jepsonii J.T. Howell -- not accepted
  Carex jimcalderi B. Boivin -- not accepted
  Carex jonesii L.H. Bailey -- accepted -- Jones sedge, Jones' sedge
  Carex joorii L.H. Bailey -- accepted -- cypress swamp sedge
  Carex josselynii (Fernald) Mack. ex Pease -- not accepted -- Josselyn's sedge
  Carex juniperorum Catling, Reznicek & Crins -- accepted -- juniper sedge
  Carex katahdinensis Fernald -- not accepted
  Carex kauaiensis R.W. Krauss -- accepted -- Kauai sedge
  Carex kelloggii W. Boott -- not accepted
  Carex klamathensis B.L. Wilson & Janeway -- accepted
  Carex kobomugi Ohwi -- accepted -- Japanese sedge
  Carex kokrinensis A.E. Porsild -- not accepted
  Carex kraliana Naczi & Bryson -- accepted
  Carex krausei Boeckeler -- accepted -- Krause's sedge
  Carex krausei ssp. krausei Boeckeler -- not accepted -- Krause's sedge
  Carex krausei ssp. porsildiana (Polunin) Á. Löve, D. Löve & Raymond -- not accepted -- Porsild's sedge
  Carex lachenalii Schkuhr -- accepted -- twotipped sedge
  Carex lacustris Willd. -- accepted -- hairy sedge, lakebank sedge
  Carex lacustris var. laxiflora Dewey -- not accepted
  Carex laeviconica Dewey -- accepted -- smooth-cone sedge, smoothcone sedge
  Carex laeviculmis Meinsh. -- accepted -- smoothstem sedge
  Carex laevivaginata (Kük.) Mack. -- accepted -- smoothsheath sedge, woolly sedge
  Carex lanceata Dewey -- not accepted
  Carex languinosa Michx. -- not accepted
  Carex lanuginosa auct. non Michx. -- not accepted -- woolly sedge
  Carex lanuginosa Michx. -- not accepted
  Carex lanuginosa var. americana (Fernald) B. Boivin -- not accepted
  Carex lapponica O. Lang -- accepted -- Lapland sedge
  Carex laricina Mack. ex Bright -- not accepted
  Carex lasiocarpa Ehrh. -- accepted -- woolly-fruit sedge, woollyfruit sedge
  Carex lasiocarpa ssp. americana (Fernald) D. Löve & J.-P.Bernard -- not accepted
  Carex lasiocarpa var. americana Fernald -- not accepted -- American woollyfruit sedge, woolly-fruit sedge
  Carex lasiocarpa var. latifolia (Boeckeler) Gilly -- not accepted
  Carex latebracteata Waterf. -- accepted -- Waterfall's sedge
  Carex lativena S.D. Jones & G.D. Jones -- accepted -- broadvein sedge
  Carex laxa Wahlenb. -- accepted -- weak sedge
  Carex laxiculmis Schwein. -- accepted -- carex ŕ tiges faibles, spreading sedge
  Carex laxiculmis var. copulata (L.H. Bailey) Fernald -- accepted -- spreading sedge
  Carex laxiculmis var. laxiculmis Schwein. -- accepted -- spreading sedge
  Carex laxiflora Lam. -- accepted -- broad looseflower sedge
  Carex laxiflora var. angustifolia Dewey -- not accepted
  Carex laxiflora var. blanda (Dewey) Boott -- not accepted
  Carex laxiflora var. gracillima Boott -- not accepted
  Carex laxiflora var. latifolia Boott -- not accepted
  Carex laxiflora var. laxiflora Lam. -- not accepted -- broad looseflower sedge
  Carex laxiflora var. ormostachya (Wiegand) Gleason -- not accepted
  Carex laxiflora var. patulifolia (Dewey) J. Carey -- not accepted
  Carex laxiflora var. purpurifera (Mack.) Gleason -- not accepted
  Carex laxiflora var. serrulata F.J. Herm. -- not accepted -- broad looseflower sedge
  Carex laxiflora var. varians L.H. Bailey -- not accepted
  Carex leavenworthii Dewey -- accepted -- Leavenworth's sedge
  Carex leersii Willd. -- not accepted
  Carex leiophylla Mack. -- not accepted
  Carex lemmonii W. Boott -- accepted -- Lemmon's sedge
  Carex lenticularis Michx. -- accepted -- lakeshore sedge, shore sedge, tufted sedge
  Carex lenticularis var. albimontana Dewey -- not accepted
  Carex lenticularis var. blakei Dewey -- not accepted
  Carex lenticularis var. dolia (M.E. Jones) L.A. Standl. -- accepted -- Enander's sedge
  Carex lenticularis var. eucycla Fernald & Wiegand -- not accepted
  Carex lenticularis var. impressa (L.H. Bailey) L.A. Standl. -- accepted -- fewrib sedge, lakeshore sedge
  Carex lenticularis var. lenticularis Michx. -- accepted -- lakeshore sedge
  Carex lenticularis var. limnophila (T. Holm) Cronquist -- accepted -- lakeshore sedge
  Carex lenticularis var. lipocarpa (T. Holm) L.A. Standl. -- accepted -- Kellogg sedge, Kellogg's sedge
  Carex lenticularis var. merens Howe -- not accepted
  Carex lenticularis var. pallida (W. Boott) Dorn -- not accepted
  Carex lepidocarpa Tausch -- not accepted
  Carex leporina auct. non L. -- not accepted -- leporina sedge
  Carex leporinella Mack. -- accepted -- hare sedge, Sierra hare sedge, Sierrahare sedge
  Carex leptalea Wahlenb. -- accepted -- bristlestalked sedge, bristly-stalk sedge, bristlystalked sedge
  Carex leptalea ssp. harperi (Fernald) W. Stone -- not accepted -- Harper's sedge
  Carex leptalea ssp. leptalea Wahlenb. -- not accepted -- bristlystalked sedge
  Carex leptalea ssp. pacifica Calder & Roy L. Taylor -- not accepted -- Pacific bristlystalked sedge
  Carex leptalea var. harperi (Fernald) Weath. & Griscom -- not accepted
  Carex leptalea var. tayloris B. Boivin nom. inq. -- not accepted
  Carex leptonervia (Fernald) Fernald -- accepted -- nerveless woodland sedge
  Carex leptopoda Mack. -- accepted -- shortscale sedge, taperfruit shortscale sedge
  Carex leucodonta T. Holm -- not accepted -- Huachuca Mountain sedge, White sedge
  Carex limnaea T. Holm -- not accepted
  Carex limnophila F.J. Herm. -- not accepted
  Carex limosa L. -- accepted -- mud sedge
  Carex liparocarpos Gaudin -- accepted
  Carex liparocarpos ssp. bordzilowskii (V.I. Krecz.) T.V. Egorova -- accepted
  Carex livida (Wahlenb.) Willd. -- accepted -- livid sedge
  Carex livida var. grayana (Dewey) Fernald -- not accepted
  Carex livida var. radicaulis Paine -- not accepted -- livid sedge
  Carex livida var. rufiniformis Fernald -- not accepted -- livid sedge
  Carex loliacea L. -- accepted -- ryegrass sedge
  Carex lonchocarpa Willd. -- accepted -- southern long sedge
  Carex longi Mack. -- not accepted
  Carex longii Mack. -- accepted -- Long's sedge
  Carex louisianica L.H. Bailey -- accepted -- Louisiana sedge
  Carex lucorum Willd. ex Link -- accepted -- Blue Ridge sedge
  Carex lucorum var. austrolucorum Rettig -- accepted -- Blue Ridge sedge
  Carex lucorum var. lucorum Willd. ex Link -- accepted -- Blue Ridge sedge
  Carex lugens T. Holm -- not accepted -- spruce muskeg sedge
  Carex lunelliana Mack. -- not accepted
  Carex lupuliformis Sartwell ex Dewey -- accepted -- carex faux-lupulina, false hop sedge
  Carex lupulina Muhl. ex Willd. -- accepted -- hop sedge
  Carex lupulina var. pedunculata A. Gray -- not accepted
  Carex lurida Wahlenb. -- accepted -- shallow sedge
  Carex lutea LeBlond -- accepted -- golden sedge, sulphur sedge
  Carex luzulifolia W. Boott -- accepted -- littleleaf sedge
  Carex luzulina Olney -- accepted -- woodrush sedge
  Carex luzulina var. ablata (L.H. Bailey) F.J. Herm. -- accepted -- serrate sedge, woodrush sedge
  Carex luzulina var. atropurpurea Dorn -- accepted -- woodrush sedge
  Carex luzulina var. luzulina Olney -- accepted -- woodrush sedge
  Carex lyallii Boott -- not accepted
  Carex lyngbyei Hornem. -- accepted -- Lyngbye's sedge
  Carex lyngbyei var. robusta (L.H. Bailey) Cronquist -- not accepted
  Carex mackenziei V.I. Krecz. -- accepted -- Mackenzie's sedge
  Carex macloviana d'Urv. -- accepted -- falkland island sedge, thickhead sedge
  Carex macloviana ssp. festivella (Mack.) Á. Löve & D. Löve -- not accepted
  Carex macloviana ssp. haydeniana (Olney) Roy L. Taylor & MacBryde -- not accepted
  Carex macloviana ssp. macloviana d'Urv. -- not accepted -- Falkland Island sedge
  Carex macloviana ssp. pachystachya (Cham. ex Steud.) Hultén -- not accepted
  Carex macloviana ssp. subfusca (W. Boott) T. Koyama -- not accepted -- brown sedge
  Carex macloviana var. microptera (Mack.) B. Boivin -- not accepted
  Carex macloviana var. pachystachya (Cham. ex Steud.) Kük. -- not accepted
  Carex macrocephala Willd. ex Spreng. -- accepted -- largehead sedge
  Carex macrocephala var. bracteata T. Holm -- not accepted -- largehead sedge
  Carex macrocephala var. macrocephala Willd. ex Spreng. -- not accepted -- largehead sedge
  Carex macrochaeta C.A. Mey. -- accepted -- longawn sedge
  Carex macrogyna Turcz. ex Steud. -- not accepted
  Carex macrostachys Bertol. -- not accepted -- largespike sedge
  Carex magellanica Lam. -- accepted -- boreal bog sedge
  Carex magellanica ssp. irrigua (Wahlenb.) Hultén -- accepted -- boreal bog sedge
  Carex magellanica ssp. magellanica Lam. -- accepted -- boreal bog sedge, little sedge
  Carex magellanica var. irrigua (Wahlenb.) Britton, Sterns & Poggenb. -- not accepted
  Carex magnifica Dewey ex Piper -- not accepted
  Carex magnifolia Mack. -- not accepted
  Carex mainensis Porter ex Britton -- not accepted
  Carex manhartii Bryson -- accepted -- Manhart's sedge
  Carex marginata Willd. -- not accepted
  Carex marina Dewey -- accepted -- sea sedge
  Carex marina ssp. marina Dewey -- not accepted -- sea sedge
  Carex marina ssp. pseudolagopina (T.J. Sřrensen) Böcher -- not accepted -- sea sedge
  Carex marina ssp. pseudolagopina var. pseudolagopina (T.J. Sřrensen) Böcher -- not accepted -- sea sedge
  Carex marina ssp. pseudolagopina var. solida (T.J. Sřrensen) Böcher -- not accepted -- sea sedge
  Carex mariposana L.H. Bailey ex Mack. -- accepted -- Mariposa sedge
  Carex maritima Gunnerus -- accepted -- curved sedge
  Carex maritima var. incurviformis (Mack.) B. Boivin -- not accepted
  Carex maritima var. setina (Christ) Fernald -- not accepted
  Carex mckittrickensis P.W. Ball -- accepted -- Guadalupe Mountain sedge
  Carex meadii Dewey -- accepted -- Mead sedge, Mead's sedge
  Carex media R. Br. -- accepted -- closedhead sedge
  Carex media var. stevenii (T. Holm) Fernald -- not accepted
  Carex melanocarpa Cham. -- accepted
  Carex melanostachya M. Bieb. ex Willd. -- accepted -- Great Plains sedge
  Carex melozitnensis A.E. Porsild -- not accepted
  Carex membranacea Hook. -- accepted -- fragile sedge
  Carex membranopacta L.H. Bailey -- not accepted
  Carex mendocinensis Olney -- accepted -- Mendocino sedge
  Carex merritt-fernaldii Mack. -- accepted -- Fernald's sedge
  Carex mertensii J.D. Prescott ex Bong. -- accepted -- Mertens' sedge
  Carex mesochorea Mack. -- accepted -- midland sedge
  Carex meyenii Nees -- accepted -- Meyen's sedge
  Carex michauxiana Boeckeler -- accepted -- Michaux's sedge
  Carex michelii Host -- accepted
  Carex michiganensis Dewey -- not accepted
  Carex microchaeta T. Holm -- accepted -- smallawned sedge
  Carex microchaeta ssp. microchaeta T. Holm -- accepted -- smallawned sedge
  Carex microchaeta ssp. nesophila (T. Holm) D.F. Murray -- accepted -- Bering Sea sedge
  Carex microdonta Torr. & Hook. -- accepted -- littletooth sedge
  Carex microglochin Wahlenb. -- accepted -- fewseeded bog sedge
  Carex microglochin ssp. microglochin Wahlenb. -- accepted -- fewseeded bog sedge
  Carex micropoda C.A. Mey. -- accepted
  Carex microptera Mack. -- accepted -- ovalhead sedge, smallwing sedge
  Carex microptera var. crassinervia F.J. Herm. -- not accepted
  Carex microptera var. limnophila (F.J. Herm.) Dorn -- not accepted
  Carex microrhyncha Mack. -- not accepted -- littlesnout sedge
  Carex miliaris Michx. -- not accepted
  Carex misandra R. Br. -- not accepted -- shortleaved sedge
  Carex misandroides Fernald -- not accepted -- manhater sedge
  Carex misera Buckley -- accepted -- wretched sedge
  Carex miserabilis Mack. -- not accepted
  Carex missouriensis P. Rothr. & Reznicek -- accepted -- Missouri sedge
  Carex mitchelliana M.A. Curtis -- accepted -- Mitchell's sedge
  Carex mohriana Mack. -- not accepted
  Carex molesta Mack. ex Bright -- accepted -- troublesome sedge
  Carex molestiformis Reznicek & P. Rothr. -- accepted -- frightful sedge
  Carex monile Tuck. -- not accepted
  Carex montanensis L.H. Bailey -- not accepted
  Carex montereyensis Mack. -- not accepted
  Carex montis-eeka Hillebr. -- accepted -- Molokai sedge
  Carex morrisseyi A.E. Porsild -- not accepted
  Carex morrowii Boott -- accepted
  Carex muehlenbergii Schkuhr ex Willd. -- accepted -- carex de Mühlenberg, Muhlenberg's sedge
  Carex muehlenbergii var. australis Olney ex L.H. Bailey -- not accepted
  Carex muehlenbergii var. austrina Small -- not accepted
  Carex muehlenbergii var. enervis Boott -- accepted -- Muhlenberg's sedge
  Carex muehlenbergii var. muehlenbergii Schkuhr ex Willd. -- accepted -- Muhlenberg's sedge
  Carex multicaulis L.H. Bailey -- accepted -- manystem sedge
  Carex multicostata Mack. -- accepted -- manyrib sedge
  Carex multimoda L.H. Bailey -- not accepted
  Carex muricata L. -- accepted -- rough sedge
  Carex muricata ssp. lamprocarpa Celak. -- accepted -- rough sedge
  Carex muricata var. angustata (Carey) J. Carey ex Gleason -- not accepted
  Carex muricata var. cephalantha (L.H. Bailey) Wiegand & Eames -- not accepted
  Carex muricata var. laricina (Mack. ex Bright) Gleason -- not accepted
  Carex muricata var. ruthii (Mack.) Gleason -- not accepted
  Carex muricata var. sterilis (Willd.) Gleason -- not accepted
  Carex muriculata F.J. Herm. -- accepted -- Schiede's sedge
  Carex muskingumensis Schwein. -- accepted -- Muskingum sedge
  Carex nardina Fr. -- accepted -- spike sedge
  Carex nardina ssp. hepburnii (Boott) Á. Löve, D. Löve & B.M. Kapoor -- not accepted
  Carex nardina var. atriceps Kük. -- not accepted -- spike sedge
  Carex nardina var. hepburnii (Boott) Kük. -- not accepted -- Hepburn's sedge
  Carex nardina var. nardina Fr. -- not accepted -- nard sedge, spike sedge
  Carex nealiae R.W. Krauss -- not accepted
  Carex nebrascensis Dewey -- accepted -- Nebraska sedge
  Carex nelsonii Mack. -- accepted -- Nelson sedge, Nelson's sedge
  Carex neomexicana Mack. -- not accepted
  Carex nervina L.H. Bailey -- accepted -- nerved sedge, Sierra sedge
  Carex nesophila T. Holm -- not accepted
  Carex neurochlaena T. Holm -- not accepted
  Carex neurophora Mack. -- accepted -- alpine nerve sedge, alpine nerved sedge, alpinenerved sedge
  Carex nevadensis ssp. flavella (V.I. Krecz.) Janchen -- not accepted
  Carex nigella Boott -- not accepted
  Carex nigra (L.) Reichard -- accepted -- smooth black sedge
  Carex nigra var. strictiformis (L.H. Bailey) Fernald -- not accepted
  Carex nigricans C.A. Mey. -- accepted -- black alpine sedge
  Carex nigromarginata Schwein. -- accepted -- black edge sedge
  Carex nigromarginata var. elliptica (Boott) Gleason -- not accepted
  Carex nigromarginata var. floridana (Schwein.) Kük. -- not accepted
  Carex nigromarginata var. minor (Boott) Gleason -- not accepted
  Carex nigromarginata var. muhlenbergii (A. Gray) Gleason -- not accepted
  Carex normalis Mack. -- accepted -- greater straw sedge
  Carex norvegica Retz. -- accepted -- Norway sedge, Scandinavian sedge
  Carex norvegica ssp. inferalpina (Wahlenb.) Hultén -- not accepted -- closedhead sedge
  Carex norvegica ssp. inserrulata Kalela -- not accepted -- closedhead sedge
  Carex norvegica ssp. norvegica Retz. -- not accepted -- Norway sedge
  Carex norvegica ssp. stevenii (T. Holm) D.F. Murray -- not accepted -- Steven's sedge
  Carex norvegica var. inferalpina (Wahlenb.) B. Boivin -- not accepted
  Carex norvegica var. stevenii (T. Holm) Dorn -- not accepted
  Carex nova L.H. Bailey -- accepted -- black sedge, new sedge
  Carex nova var. pelocarpa (F.J. Herm.) Dorn -- not accepted
  Carex novae-angliae Schwein. -- accepted -- New England sedge
  Carex nubicola Mack. -- not accepted
  Carex nudata W. Boott -- accepted -- naked sedge
  Carex nutans Host -- not accepted
  Carex obispoensis Stacey -- accepted -- San Luis Obispo sedge, San Luis sedge
  Carex oblita Steud. -- not accepted
  Carex obnupta L.H. Bailey -- accepted -- slough sedge
  Carex obovoidea Cronquist -- not accepted
  Carex obtusata Lilj. -- accepted -- blunt sedge, obtuse sedge
  Carex occidentalis L.H. Bailey -- accepted -- western sedge
  Carex oederi auct. non Retz. -- not accepted
  Carex oederi ssp. viridula (Michx.) Hultén -- not accepted
  Carex oederi var. recterostrata (Victorin) Dorn -- not accepted
  Carex oederi var. subglosa Fernald -- not accepted
  Carex oklahomensis Mack. -- accepted -- Oklahoma sedge
  Carex oligocarpa Schkuhr ex Willd. -- accepted -- carex ŕ fruits clairsemés, eastern few-fruit sedge, richwoods sedge
  Carex oligosperma Michx. -- accepted -- fewseed sedge
  Carex oligosperma var. churchilliana Raymond -- not accepted -- Churchill's sedge
  Carex oligosperma var. oligosperma Michx. -- not accepted -- fewseed sedge
  Carex onusta Mack. -- not accepted -- storm sedge
  Carex opaca (F.J. Herm.) P. Rothr. & Reznicek -- accepted -- Bicknell's sedge
  Carex oregonensis Olney ex L.H. Bailey -- not accepted
  Carex oreocharis T. Holm -- accepted -- grassyslope sedge, summit sedge
  Carex ormantha (Fernald) Mack. -- not accepted
  Carex ormostachya Wiegand -- accepted -- necklace spike sedge
  Carex oronensis Fernald -- accepted -- Orono sedge
  Carex otrubae Podp. -- accepted
  Carex ouachitana Kral, Manhart & Bryson -- accepted -- Ouachita Mountain sedge
  Carex ovalis Gooden. -- accepted -- eggbract sedge
  Carex oxycarpa T. Holm -- not accepted
  Carex oxylepis Torr. & Hook. -- accepted -- sharpscale sedge
  Carex oxylepis var. oxylepis Torr. & Hook. -- not accepted -- sharpscale sedge
  Carex oxylepis var. pubescens J.K. Underw. -- not accepted -- sharpscale sedge
  Carex ozarkana P. Rothr. & Reznicek -- accepted -- Ozark sedge
  Carex pachycarpa Mack. -- not accepted
  Carex pachystachya Cham. ex Steud. -- accepted -- chamisso sedge, thickhead sedge
  Carex pachystachya var. gracilis (Olney) Mack. -- not accepted
  Carex pachystachya var. monds-coulteri Kelso -- not accepted
  Carex pachystylis J. Gay -- accepted
  Carex paeninsulae Naczi, E.L. Bridges & Orzell -- accepted
  Carex pairaei F.W. Schultz -- not accepted
  Carex paleacea Schreb. ex Wahlenb. -- accepted -- chaffy sedge
  Carex paleacea var. transatlantica Fernald -- not accepted
  Carex pallescens L. -- accepted -- pale sedge
  Carex pallescens var. neogaea Fernald -- not accepted
  Carex panda C.B. Clarke -- not accepted
  Carex panicea L. -- accepted -- grass-like sedge, grasslike sedge
  Carex panicea var. microcarpa Sond. -- not accepted
  Carex paniculata L. -- accepted
  Carex pansa L.H. Bailey -- accepted -- sanddune sedge
  Carex parallela auct. non (Laest.) Sommerf. -- not accepted
  Carex parallela (Laest.) Sommerf. -- accepted -- parallel sedge
  Carex parallela ssp. parallela (Laest.) Sommerf. -- accepted -- parallel sedge
  Carex parryana Dewey -- accepted -- Parry sedge, Parry's sedge
  Carex parryana ssp. hallii (Olney) D.F. Murray -- not accepted
  Carex parryana ssp. idahoa (L.H. Bailey) D.F. Murray -- not accepted
  Carex parryana var. brevisquama F.J. Herm. -- not accepted -- Parry's sedge
  Carex parryana var. hallii (Olney) Kük. -- not accepted
  Carex parryana var. parryana Dewey -- not accepted -- Parry's sedge
  Carex parryana var. unica L.H. Bailey -- not accepted
  Carex paucicostata Mack. -- not accepted
  Carex pauciflora Lightf. -- accepted -- fewflower sedge
  Carex paucifructus Mack. -- not accepted -- Sierra sedge
  Carex paupercula Michx. -- not accepted
  Carex paupercula var. brevisquama Fernald -- not accepted
  Carex paupercula var. irrigua (Wahlenb.) Fernald -- not accepted
  Carex paupercula var. pallens Fernald -- not accepted
  Carex paysonis Clokey -- accepted -- Payson sedge, Payson's sedge
  Carex peckii Howe -- accepted -- Peck's sedge
  Carex pedunculata Muhl. ex Willd. -- accepted -- long-stalk sedge, longstalk sedge
  Carex pellita Muhl. ex Willd. -- accepted -- woolly sedge
  Carex pelocarpa F.J. Herm. -- accepted -- duskyseed sedge
  Carex pendula Huds. -- accepted -- hanging sedge, sedge-grass
  Carex pensylvanica Lam. -- accepted -- Penn sedge, Pennsylvania sedge
  Carex pensylvanica ssp. heliophila (Mack.) W.A. Weber -- not accepted
  Carex pensylvanica var. digyna Boeckeler -- not accepted
  Carex pensylvanica var. distans Peck -- not accepted
  Carex pensylvanica var. glumabunda Peck -- not accepted
  Carex pensylvanica var. lucorum (Willd. ex Link) Fernald -- not accepted
  Carex pensylvanica var. marginata (Willd.) Dewey -- not accepted
  Carex pensylvanica var. separans Peck -- not accepted
  Carex pensylvanica var. vespertina L.H. Bailey -- not accepted
  Carex perdentata S.D. Jones -- accepted -- sand sedge
  Carex perglobosa Mack. -- accepted -- globe sedge
  Carex petasata Dewey -- accepted -- Liddon sedge, Liddon's sedge
  Carex petricosa Dewey -- accepted -- rockdwelling sedge
  Carex petricosa var. distichiflora (B. Boivin) B. Boivin -- not accepted
  Carex petricosa var. franklinii (Boott) B. Boivin -- not accepted
  Carex petricosa var. misandroides (Fernald) B. Boivin -- accepted
  Carex petricosa var. petricosa Dewey -- accepted -- rock-dwelling sedge, stone sedge
  Carex phaeocephala Piper -- accepted -- dunehead sedge, dunhead sedge
  Carex phyllomanica W. Boott -- not accepted
  Carex phyllomanica var. angustata (J. Carey) B. Boivin -- not accepted
  Carex phyllomanica var. ormantha (Fernald) B. Boivin -- not accepted
  Carex physocarpa J. Presl & C. Presl -- not accepted
  Carex physorhyncha Liebm. ex Steud. -- not accepted
  Carex picta Steud. -- accepted -- Boott's sedge
  Carex pigra Naczi -- accepted -- Tarheel sedge
  Carex pilulifera L. -- accepted
  Carex piperi Mack. -- not accepted -- Piper's sedge
  Carex pityophila Mack. -- accepted -- loving sedge
  Carex plana Mack. -- not accepted
  Carex planispicata Naczi -- accepted -- flat-spiked sedge
  Carex planostachys Kunze -- accepted -- cedar sedge
  Carex plantaginea Lam. -- accepted -- plantainleaf sedge
  Carex platylepis Mack. -- not accepted -- broadscale sedge
  Carex platyphylla J. Carey -- accepted -- broad-leaved sedge, broadleaf sedge
  Carex plectocarpa F.J. Herm. -- not accepted
  Carex pluriflora Hultén -- accepted -- manyflower sedge
  Carex pluvia R.W. Krauss -- not accepted
  Carex pluvia var. koolauensis R.W. Krauss -- not accepted
  Carex podocarpa R. Br. -- accepted -- shortstalk sedge
  Carex podocarpa var. paysonis (Clokey) B. Boivin -- not accepted
  Carex polymorpha Muhl. -- accepted -- variable sedge
  Carex polyphylla Kar. & Kir. -- not accepted
  Carex polystachya Sw. ex Wahlenb. -- accepted -- Caribbean sedge
  Carex praeceptorium Mack. -- not accepted -- early sedge
  Carex praeceptorum Mack. -- accepted -- early sedge, teacher's sedge
  Carex praegracilis W. Boott -- accepted -- clustered field sedge, slim sedge
  Carex prairea Dewey ex Alph. Wood -- accepted -- prairie sedge
  Carex prasina Wahlenb. -- accepted -- drooping sedge
  Carex praticola Rydb. -- accepted -- meadow sedge, northern meadow sedge
  Carex praticola var. subcoriacea F.J. Herm. -- not accepted
  Carex preslii Steud. -- accepted -- Presl's sedge
  Carex pribylovensis Macoun -- not accepted
  Carex prionophylla T. Holm -- not accepted
  Carex projecta Mack. -- accepted -- necklace sedge
  Carex proposita Mack. -- accepted -- Great Smoky Mountain sedge
  Carex pseudocyperus L. -- accepted -- cypress-like sedge, cypresslike sedge
  Carex pseudoscirpoidea Rydb. -- not accepted -- western singlespike sedge
  Carex pulicaris L. -- accepted
  Carex pumila Thunb. -- accepted -- dwarf sedge
  Carex purpurifera Mack. -- accepted -- purple sedge
  Carex pyrenaica Wahlenb. -- accepted -- Pyrenean sedge
  Carex pyrenaica ssp. micropoda (C.A. Mey.) Hultén -- not accepted -- Pyrenean sedge
  Carex pyrenaica ssp. pyrenaica Wahlenb. -- not accepted -- Pyrenean sedge
  Carex pyrophila Gand. -- not accepted
  Carex rachillis Maguire -- not accepted
  Carex radfordii Gaddy -- accepted -- Radford's sedge
  Carex radiata (Wahlenb.) Small -- accepted -- eastern star sedge
  Carex radiata var. staminata Peck ex Howe -- not accepted
  Carex raeana Boott -- not accepted
  Carex ramenskii Kom. -- accepted -- Ramensk's sedge
  Carex ramenskii var. caudata Hultén -- not accepted
  Carex rariflora (Wahlenb.) Sm. -- accepted -- looseflower alpine sedge
  Carex rariflora var. androgyna A.E. Porsild -- not accepted -- looseflower alpine sedge
  Carex rariflora var. pluriflora (Hultén) B. Boivin -- not accepted
  Carex rariflora var. rariflora (Wahlenb.) Sm. -- not accepted -- looseflower alpine sedge
  Carex raymondii Calder -- not accepted -- Raymond's sedge
  Carex raynoldsii Dewey -- accepted -- Raynold's sedge, Raynolds sedge, Raynolds' sedge
  Carex recta Boott -- accepted -- estuary sedge
  Carex rectior Mack. -- not accepted
  Carex remota L. -- accepted
  Carex reniformis (L.H. Bailey) Small -- accepted -- kidneyshape sedge
  Carex retroflexa Muhl. ex Willd. -- accepted -- reflexed sedge
  Carex retroflexa var. texensis (Torr.) Fernald -- not accepted
  Carex retrorsa Schwein. -- accepted -- knotsheath sedge, retrorse sedge
  Carex reznicekii Werier -- accepted
  Carex rhomalea (Fernald) Mack. -- not accepted
  Carex rhynchophysa Fisch., C.A. Mey. & Avé-Lall. -- not accepted
  Carex richardsonii R. Br. -- accepted -- carex de Richardson, Richardson sedge, richardson sedge, Richardson's sedge
  Carex richii (Fernald) Mack. -- not accepted
  Carex riparia auct. non M.A. Curtis -- not accepted
  Carex riparia var. impressa S.H. Wright -- not accepted
  Carex riparia var. lacustris (Willd.) Kük. -- not accepted
  Carex roanensis F.J. Herm. -- accepted -- Roan Mountain sedge
  Carex rosea Schkuhr ex Willd. -- accepted -- rosy sedge
  Carex rosea var. minor Boott -- not accepted
  Carex rosea var. pusilla Peck & Howe -- not accepted
  Carex rosea var. radiata (Wahlenb.) Dewey -- not accepted
  Carex rossii Boott -- accepted -- Ross sedge, Ross' sedge, Ross's sedge, shortstemmed sedge
  Carex rostrata Stokes -- accepted -- beaked sedge
  Carex rostrata var. ambigens Fernald -- not accepted
  Carex rostrata var. anticostensis Fernald -- not accepted
  Carex rostrata var. utriculata (Boott) L.H. Bailey -- not accepted
  Carex rotundata Wahlenb. -- accepted -- round sedge
  Carex rotundata var. compacta (R. Br. ex Dewey) B. Boivin -- not accepted
  Carex rotundata var. rotundata Wahlenb. -- not accepted -- pumpkinfruit sedge
  Carex rousseaui Raymond -- not accepted
  Carex rufina Drejer -- accepted -- snowbed sedge
  Carex rugosperma Mack. -- not accepted -- parachute sedge
  Carex rugosperma var. tonsa (Fernald) E.G. Voss -- not accepted
  Carex rupestris All. -- accepted -- curly sedge, rock sedge
  Carex rupestris ssp. drummondiana (Dewey) Holub -- not accepted
  Carex rupestris var. drummondiana (Dewey) L.H. Bailey -- not accepted -- Drummond sedge, Drummond's sedge
  Carex rupestris var. rupestris All. -- not accepted -- curly sedge
  Carex rusbyi Mack. -- not accepted
  Carex ruthii Mack. -- accepted -- Ruth's sedge
  Carex sabulosa Turcz. ex Kunth -- accepted -- Baikal sedge
  Carex sabulosa ssp. leiophylla (Mack.) A.E. Porsild -- not accepted
  Carex salina Wahlenb. -- accepted -- saltmarsh sedge
  Carex salina var. kattegatensis (Fr.) Almq. -- not accepted
  Carex salina var. pseudofilipendula Kük. -- not accepted -- saltmarsh sedge
  Carex salina var. salina Wahlenb. -- not accepted -- saltmarsh sedge
  Carex salina var. subspathacea (Wormsk.) Tuck. -- not accepted
  Carex saliniformis Mack. -- not accepted -- Santa Cruz sedge
  Carex saltuensis L.H. Bailey -- not accepted
  Carex sartwelliana Olney -- accepted -- Yosemite sedge
  Carex sartwellii Dewey -- accepted -- carex de Sartwell, Sartwell sedge, Sartwell's sedge
  Carex sartwellii var. sartwellii Dewey -- not accepted -- Sartwell's sedge
  Carex sartwellii var. stenorrhyncha F.J. Herm. -- not accepted -- Sartwell's sedge
  Carex saxatilis L. -- accepted -- rock sedge
  Carex saxatilis ssp. laxa (Trautv.) Kalela -- not accepted
  Carex saxatilis var. major Olney -- not accepted
  Carex saxatilis var. miliaris (Michx.) L.H. Bailey -- not accepted
  Carex saxatilis var. rhomalea Fernald -- not accepted
  Carex saxatilis var. saxatilis L. -- not accepted -- russet sedge
  Carex saxilittoralis A. Robertson -- not accepted
  Carex saximontana Mack. -- accepted -- Rocky Mountain sedge
  Carex scabrata Schwein. -- accepted -- eastern rough sedge
  Carex scabriuscula Mack. -- accepted -- Siskiyou sedge
  Carex scaposa C.B. Clarke -- accepted
  Carex schiedeana Kunze -- accepted -- Schiede's sedge
  Carex schottii Dewey -- accepted -- Schott's sedge
  Carex schweinitzii Dewey ex Schwein. -- accepted -- Schweinitz's sedge
  Carex scirpiformis Mack. -- not accepted
  Carex scirpoidea Michx. -- accepted -- Canadian single-spike sedge, downy sedge, northern singlespike sedge
  Carex scirpoidea ssp. convoluta (Kük.) Dunlop -- accepted
  Carex scirpoidea ssp. pseudoscirpoidea (Rydb.) Dunlop -- accepted -- western singlespike sedge
  Carex scirpoidea ssp. scirpoidea Michx. -- accepted -- northern singlespike sedge
  Carex scirpoidea ssp. stenochlaena (T. Holm) Á. Löve & D. Löve -- accepted
  Carex scirpoidea var. convoluta Kük. -- not accepted
  Carex scirpoidea var. curatorum (Stacey) Cronquist -- not accepted
  Carex scirpoidea var. pseudoscirpoidea (Rydb.) Cronquist -- not accepted
  Carex scirpoidea var. scirpiformis (Mack.) O'Neill & Duman -- not accepted
  Carex scirpoidea var. stenochlaena T. Holm -- not accepted
  Carex scoparia Schkuhr ex Willd. -- accepted -- broom sedge, pointed broom sedge
  Carex scoparia var. condensa Fernald -- not accepted
  Carex scoparia var. moniliformis Tuck. -- not accepted
  Carex scoparia var. scoparia Schkuhr ex Willd. -- not accepted -- broom sedge
  Carex scoparia var. tessellata Fernald & Wiegand -- not accepted -- broom sedge
  Carex scopulorum T. Holm -- accepted -- Holm's Rocky Mountain sedge, mountain sedge
  Carex scopulorum var. bracteosa (L.H. Bailey) F.J. Herm. -- accepted -- craterlike sedge, mountain sedge
  Carex scopulorum var. chimaphila (T. Holm) Kük. -- not accepted
  Carex scopulorum var. prionophylla (T. Holm) L.A. Standl. -- accepted -- firethread sedge
  Carex scopulorum var. scopulorum T. Holm -- accepted -- mountain sedge, Rocky Mountain sedge
  Carex sempervirens Vill. -- accepted
  Carex senta Boott -- accepted -- swamp carex, swamp sedge
  Carex seorsa Howe -- accepted -- weak stellate sedge
  Carex serotina Mérat -- not accepted
  Carex serpenticola Zika -- accepted -- serpentine sedge
  Carex serratodens W. Boott -- accepted -- false flax, twotooth sedge
  Carex setacea Dewey -- not accepted
  Carex setacea var. ambigua (Barratt) Fernald -- not accepted
  Carex sheldonii Mack. -- accepted -- Sheldon's sedge
  Carex shinnersii P. Rothr. & Reznicek -- accepted -- Shinner's sedge
  Carex shortiana Dewey -- accepted -- Short's sedge
  Carex shriveri Britton -- not accepted
  Carex siccata Dewey -- accepted -- dryspike sedge
  Carex silicea Olney -- accepted -- beach sedge
  Carex simulata Mack. -- accepted -- analogue sedge, shortbeak sedge
  Carex sitchensis Prescott ex Bong. -- not accepted
  Carex smalliana Mack. -- not accepted
  Carex socialis Mohlenbr. & Schwegman -- accepted -- low woodland sedge
  Carex sonomensis Stacey -- not accepted -- sedge
  Carex soperi Raup -- not accepted
  Carex sparganioides Muhl. ex Willd. -- accepted -- bur-reed sedge, burr reed sedge
  Carex sparganioides var. aggregata (Mack.) Gleason -- not accepted
  Carex sparganioides var. cephaloidea (Dewey) J. Carey -- not accepted
  Carex specifica L.H. Bailey -- accepted -- narrowfruit sedge
  Carex spectabilis Dewey -- accepted -- showy sedge
  Carex specuicola J.T. Howell -- accepted -- Navajo sedge
  Carex spicata Huds. -- accepted -- prickly sedge
  Carex spissa L.H. Bailey -- accepted -- Bailey sedge, San Diego sedge
  Carex spissa var. ultra (L.H. Bailey) Kük. -- not accepted
  Carex sprengelii Dewey ex Spreng. -- accepted -- long-beak sedge, Sprengel sedge, Sprengel's sedge
  Carex squarrosa L. -- accepted -- squarrose sedge
  Carex squarrosa var. typhina (Michx.) Nutt. -- not accepted
  Carex stans Drejer -- not accepted
  Carex stellata Mack. -- not accepted
  Carex stellulata auct. non Gooden. -- not accepted
  Carex stenocarpa Turcz. ex V.I. Krecz. -- accepted -- Asiatic sedge
  Carex stenochlaena (T. Holm) Mack. -- not accepted
  Carex stenophylla auct. non Wahlenb. -- not accepted
  Carex stenophylla ssp. eleocharis (L.H. Bailey) Hultén -- not accepted
  Carex stenophylla var. enervis Kük. -- not accepted
  Carex stenoptera Mack. -- not accepted
  Carex stenoptila F.J. Herm. -- accepted -- riverbank sedge
  Carex sterilis Willd. -- accepted -- dioecious sedge
  Carex steudelii Kunth -- not accepted
  Carex stevenii (T. Holm) Kalela -- accepted -- Steven's sedge
  Carex stipata Muhl. ex Willd. -- accepted -- awlfruit sedge, owlfruit sedge, sawbeak sedge, stalk-grain sedge
  Carex stipata var. laevivaginata Kük. -- not accepted
  Carex stipata var. maxima Chapm. -- accepted -- stalkgrain sedge
  Carex stipata var. oklahomensis (Mack.) Gleason -- not accepted
  Carex stipata var. stipata Muhl. ex Willd. -- accepted -- owlfruit sedge
  Carex stipata var. uberior C. Mohr -- not accepted
  Carex stolonifera Schwein. -- not accepted
  Carex straminea Willd. ex Schkuhr -- accepted -- eastern straw sedge
  Carex straminea var. invisa W. Boott -- not accepted
  Carex straminea var. mixta L.H. Bailey -- not accepted
  Carex straminiformis L.H. Bailey -- accepted -- Shasta sedge
  Carex striata Michx. -- accepted -- Walter's sedge
  Carex striata var. brevis L.H. Bailey -- not accepted -- Walter's sedge
  Carex striata var. erecta (Dewey) C.F. Reed -- not accepted
  Carex striata var. striata Michx. -- not accepted -- Walter's sedge
  Carex striatula Michx. -- accepted -- lined sedge
  Carex stricta Lam. -- accepted -- upright sedge, uptight sedge
  Carex stricta var. decora L.H. Bailey -- not accepted
  Carex stricta var. elongata (Boeckeler) Gleason -- not accepted
  Carex stricta var. strictior (Dewey) J. Carey -- not accepted
  Carex strictior Dewey -- not accepted
  Carex stygia T. Holm, non Fr. -- not accepted
  Carex styloflexa Buckley -- accepted -- bent sedge
  Carex stylosa C.A. Mey. -- accepted -- variegated sedge
  Carex stylosa var. nigritella (Drejer) Fernald -- not accepted
  Carex stylosa var. virens L.H. Bailey -- not accepted
  Carex subbracteata Mack. -- accepted -- smallbract sedge
  Carex suberecta (Olney) Britton -- accepted -- prairie straw sedge
  Carex subfusca W. Boott -- accepted -- brown sedge
  Carex subnigricans Stacey -- accepted -- black sedge, nearlyblack sedge
  Carex suborbiculata Mack. -- not accepted
  Carex subspathacea Wormsk. -- accepted -- Hoppner's sedge
  Carex substricta (Kük.) Mack. -- not accepted
  Carex suksdorfii Kük. -- not accepted
  Carex superata Naczi, Reznicek & B.A. Ford -- accepted -- Willdenow's sedge
  Carex supina Willd. ex Wahlenb. -- accepted -- weak arctic sedge
  Carex supina ssp. spaniocarpa (Steud.) Hultén -- accepted -- weak arctic sedge
  Carex supina var. spaniocarpa (Steud.) B. Boivin -- not accepted -- weak arctic sedge
  Carex svenonis Skottsb. -- not accepted
  Carex swanii (Fernald) Mack. -- accepted -- carex de Swan, swan sedge, Swan's sedge
  Carex sychnocephala J. Carey -- accepted -- many-head sedge, many-headed sedge, manyhead sedge
  Carex sylvatica Huds. -- accepted -- European woodland sedge
  Carex sylvicola J.M. Webber & P.W. Ball -- not accepted
  Carex tahoensis Smiley -- accepted -- Tahoe sedge
  Carex tenax Chapm. ex Dewey -- accepted -- wire sedge
  Carex tenera Dewey -- accepted -- quill sedge
  Carex tenera var. echinodes (Fernald) Wiegand -- accepted -- quill sedge
  Carex tenera var. tenera Dewey -- accepted -- quill sedge
  Carex teneriformis Mack. -- not accepted -- Sierra slender sedge
  Carex tenuiflora Wahlenb. -- accepted -- sparseflower sedge
  Carex terrae-novae Fernald -- not accepted -- Newfoundland sedge
  Carex tetanica Schkuhr -- accepted -- rigid sedge
  Carex tetanica var. meadii (Dewey) L.H. Bailey -- not accepted
  Carex tetanica var. woodii (Dewey) Alph. Wood -- not accepted
  Carex tetrastachya Scheele -- accepted -- Britton's sedge
  Carex texensis (Torr.) L.H. Bailey -- accepted -- Texas sedge
  Carex thornei Naczi -- accepted
  Carex thunbergii Steud. -- accepted -- Maui sedge
  Carex thurberi Dewey -- accepted -- Thurber's sedge
  Carex timida Naczi & B.A. Ford -- accepted
  Carex tincta (Fernald) Fernald -- accepted -- tinged sedge
  Carex tiogana D.W. Taylor & J.D. Mastrog. -- accepted -- Tioga Pass sedge
  Carex tolmiei auct. non Boott -- not accepted
  Carex tolmiei Boott -- not accepted
  Carex tomentosa L. -- accepted
  Carex tompkinsii J.T. Howell -- accepted -- Thompkins' sedge
  Carex tonsa (Fernald) E.P. Bicknell -- accepted -- shaved sedge
  Carex tonsa var. rugosperma (Mack.) Crins -- accepted -- parachute sedge
  Carex tonsa var. tonsa (Fernald) E.P. Bicknell -- accepted -- shaved sedge
  Carex torreyi Tuck. -- accepted -- Torrey sedge, Torrey's sedge
  Carex torta Boott ex Tuck. -- accepted -- twisted sedge
  Carex tracyi Mack. -- not accepted
  Carex triangularis Boeckeler -- accepted -- eastern fox sedge
  Carex tribuloides Wahlenb. -- accepted -- blunt broom sedge
  Carex tribuloides var. moniliformis (Tuck.) Britton -- not accepted
  Carex tribuloides var. sangamonensis Clokey -- accepted -- blunt broom sedge
  Carex tribuloides var. tribuloides Wahlenb. -- accepted -- blunt broom sedge
  Carex triceps Michx. -- not accepted
  Carex trichocarpa Muhl. ex Willd. -- accepted -- hairy-fruit sedge, hairyfruit sedge
  Carex triquetra Boott -- accepted -- triangularfruit sedge
  Carex trisperma Dewey -- accepted -- threeseeded sedge
  Carex trisperma var. billingsii O.W. Knight -- not accepted -- Billings' sedge
  Carex trisperma var. trisperma Dewey -- not accepted -- threeseeded sedge
  Carex tuckermanii Dewey -- accepted -- Tuckerman's sedge
  Carex tumulicola Mack. -- accepted -- splitawn sedge
  Carex turbinata Liebm. -- accepted -- turban sedge
  Carex turgescens Torr. -- accepted -- pine barren sedge, pinebarren sedge
  Carex turgidula L.H. Bailey -- not accepted
  Carex typhina Michx. -- accepted -- cat-tail sedge, cattail sedge
  Carex uberior (C. Mohr) Mack. -- not accepted
  Carex ultra L.H. Bailey -- not accepted -- Cochise sedge
  Carex umbellata Schkuhr ex Willd. -- accepted -- parasol sedge
  Carex umbellata var. tonsa Fernald -- not accepted
  Carex uncompahgre Kelso -- not accepted
  Carex unilateralis Mack. -- accepted -- lateral sedge
  Carex ursina Dewey -- accepted -- bear sedge
  Carex utriculata Boott -- accepted -- Northwest Territory sedge
  Carex vacillans Drejer -- accepted
  Carex vaginata Tausch -- accepted -- sheathed sedge
  Carex vahlii Schkuhr -- not accepted
  Carex vahlii var. inferalpina (Wahlenb.) Fernald -- not accepted
  Carex vallicola Dewey -- accepted -- valley sedge
  Carex vallicola var. rusbyi (Mack.) F.J. Herm. -- not accepted -- Rusby's sedge, valley sedge
  Carex vallicola var. vallicola Dewey -- not accepted -- valley sedge
  Carex varia Muhl. ex Willd., non Host -- not accepted
  Carex varia var. australis L.H. Bailey -- not accepted
  Carex venusta Dewey -- accepted -- darkgreen sedge
  Carex venusta var. minor Boeckeler -- not accepted -- darkgreen sedge
  Carex venusta var. venusta Dewey -- not accepted -- darkgreen sedge
  Carex venustula T. Holm -- not accepted
  Carex vernacula L.H. Bailey -- accepted -- native sedge, spring sedge
  Carex verrucosa Muhl. -- accepted -- warty sedge
  Carex vesicaria L. -- accepted -- blister sedge, inflated sedge
  Carex vesicaria var. distenta Fr. -- not accepted -- blister sedge
  Carex vesicaria var. jejuna Fernald -- not accepted -- blister sedge
  Carex vesicaria var. laurentiana Fernald -- not accepted -- Laurent's sedge
  Carex vesicaria var. major Boott -- not accepted
  Carex vesicaria var. monile (Tuck.) Fernald -- not accepted -- blister sedge
  Carex vesicaria var. raeana (Boott) Fernald -- not accepted -- blister sedge
  Carex vesicaria var. vesicaria L. -- not accepted -- blister sedge, lesser bladder sedge
  Carex vestita Willd. -- accepted -- velvet sedge
  Carex vexans F.J. Herm. -- accepted -- Florida hammock sedge
  Carex vicaria L.H. Bailey -- not accepted -- western fox sedge
  Carex virens Lam. -- not accepted
  Carex virescens Muhl. ex Willd. -- accepted -- ribbed sedge
  Carex virescens var. costata (Schwein.) Dewey -- not accepted
  Carex virescens var. swanii Fernald -- not accepted
  Carex viridula Michx. -- accepted -- green sedge, little green sedge
  Carex viridula ssp. brachyrrhyncha (Celak.) B. Schmid -- accepted -- little green sedge
  Carex viridula ssp. brachyrrhyncha var. elatior (Schltdl.) Crins -- not accepted -- little green sedge
  Carex viridula ssp. brachyrrhyncha var. saxilittoralis (A. Robertson) Crins -- not accepted -- little green sedge
  Carex viridula ssp. oedocarpa (Andersson) B. Schmid -- accepted -- little green sedge
  Carex viridula ssp. viridula Michx. -- accepted -- green sedge, little green sedge
  Carex viridula var. elatior (Schltdl.) Crins -- accepted -- little green sedge
  Carex viridula var. saxilittoralis (A. Robertson) Crins -- accepted
  Carex viridula var. viridula Michx. -- accepted -- little green sedge
  Carex vulgaris Fr. -- not accepted
  Carex vulpina L. -- accepted
  Carex vulpinoidea Michx. -- accepted -- common fox sedge, fox sedge
  Carex vulpinoidea var. platycarpa Hall -- not accepted -- fox sedge
  Carex vulpinoidea var. pycnocephala F.J. Herm. -- not accepted -- fox sedge
  Carex vulpinoidea var. vulpinoidea Michx. -- not accepted -- fox sedge
  Carex wahuensis C.A. Mey. -- accepted -- Oahu sedge
  Carex wahuensis ssp. herbstii T. Koyama -- accepted -- Herbst's sedge
  Carex wahuensis ssp. rubiginosa (R.W. Krauss) T. Koyama -- accepted -- Oahu sedge
  Carex wahuensis ssp. wahuensis C.A. Mey. -- accepted -- Oahu sedge
  Carex wahuensis var. rubiginosa R.W. Krauss -- not accepted
  Carex walteriana L.H. Bailey -- not accepted
  Carex walteriana var. brevis (L.H. Bailey) L.H. Bailey -- not accepted
  Carex whitneyi Olney -- accepted -- Whitney sedge, Whitney's sedge
  Carex wiegandii Mack. -- accepted -- Wiegand's sedge
  Carex willdenowii Schkuhr ex Willd. -- accepted -- Willdenow's sedge
  Carex willdenowii var. megarrhyncha F.J. Herm. -- not accepted -- Willdenow's sedge
  Carex willdenowii var. willdenowii Schkuhr ex Willd. -- not accepted -- Willdenow's sedge
  Carex williamsii Britton -- accepted -- Williams' sedge
  Carex woodii Dewey -- accepted -- pretty sedge
  Carex wootonii Mack. -- accepted -- Wooton sedge, Wooton's sedge
  Carex X abitibiana Lepage -- accepted -- sedge
  Carex X absconditiformis Fernald -- not accepted -- sedge
  Carex X aestivaliformis Mack. -- accepted -- sedge
  Carex X anticostensis (Fernald) Lepage -- not accepted
  Carex X anticostensis var. anticostensis (Fernald) Lepage -- not accepted -- sedge
  Carex X anticostensis var. inflatior Lepage (pro nm.) -- not accepted
  Carex X anticostensis var. longidens Lepage (pro nm.) -- not accepted
  Carex X anticostensis var. minor Lepage (pro nm.) -- not accepted
  Carex X aquanigra B. Boivin -- not accepted
  Carex X arctophila F. Nyl. -- accepted
  Carex X caesariensis Mack. (pro sp.) -- accepted -- Caesar sedge
  Carex X calderi B. Boivin -- accepted -- Calder's sedge
  Carex X clausa Holmb. -- accepted
  Carex X connectens Holmb. -- accepted -- connect sedge
  Carex X copulata (L.H. Bailey) Mack. -- not accepted
  Carex X corcontica Domin -- not accepted
  Carex X crinitoides Lepage -- accepted -- sedge
  Carex X deamii F.J. Herm. -- accepted -- Deam's sedge
  Carex X dumanii Lepage -- accepted
  Carex X exsalina Lepage -- accepted -- sedge
  Carex X firmior (Norman) Holmb. -- accepted -- sedge
  Carex X flavicans F. Nyl. -- accepted -- sedge
  Carex X fulleri H.E. Ahles -- not accepted
  Carex X fulva Gooden. -- accepted
  Carex X gardneri Lepage -- not accepted -- Gardner's sedge
  Carex X grahamii Boott (pro sp.) -- not accepted -- Graham's sedge
  Carex X grantii A. Benn. -- accepted -- Grant's sedge
  Carex X groenlandica Lange (pro sp.) -- accepted -- Greenland sedge
  Carex X haematolepis Drejer (pro sp.) -- accepted -- sedge
  Carex X hartii Dewey (pro sp.) -- accepted -- Hart's hybrid sedge
  Carex X helvola Blytt (pro sp.) -- accepted -- sedge
  Carex X josephi-schmittii Raymond -- accepted -- Joseph Schmitt sedge
  Carex X kenaica Lepage -- accepted -- Kenai sedge
  Carex X knieskernii Dewey (pro sp.) -- accepted -- Knieskern's sedge
  Carex X kuekenthaliana Appel & Brückn. -- not accepted
  Carex X kyyhkynenii Hidén (pro sp.) -- accepted
  Carex X langeana Fernald (pro sp.) -- accepted -- Lange's sedge
  Carex X leutzii Kneuck. -- not accepted -- Leutz's sedge
  Carex X leutzii var. leutzii Kneuck. -- not accepted -- Leutz's sedge
  Carex X leutzii var. pseudofulva (Fernald) B. Boivin (pro nm.) -- not accepted -- Leutz's sedge
  Carex X leutzii var. xanthina (Fernald) B. Boivin (pro nm.) -- not accepted -- Leutz's sedge
  Carex X limosoides J. Cay. -- accepted
  Carex X limula Th. Fr. (pro sp.) -- not accepted -- sedge
  Carex X macounii Dewey -- not accepted
  Carex X mainensis Porter ex Britton (pro sp.) -- not accepted -- Maine sedge
  Carex X massonii Cay. & Lepage -- accepted
  Carex X mendica Lepage -- accepted -- sedge
  Carex X minganinsularum Raymond -- not accepted
  Carex X mirata Dewey (pro sp.) -- accepted
  Carex X mucronulata Holmb. -- not accepted
  Carex X nearctica Raymond -- accepted
  Carex X neobigelowii Lepage -- accepted -- sedge
  Carex X neofilipendula Lepage -- accepted -- sedge
  Carex X neomiliaris Lepage -- accepted -- sedge
  Carex X neopaleacea Lepage -- not accepted -- sedge
  Carex X neorigida Lepage -- accepted -- sedge
  Carex X nubens Lepage -- not accepted -- sedge
  Carex X olneyi Boott -- accepted -- Olney's sedge
  Carex X oneillii Lepage -- accepted -- O'Neill's sedge
  Carex X paleaceoides Lepage -- not accepted
  Carex X paludivagans Drury (pro sp.) -- accepted -- sedge
  Carex X pannewitziana Figert -- accepted -- Pannewitz's sedge
  Carex X patuensis Lepage -- accepted -- sedge
  Carex X persalina Lepage -- accepted -- sedge
  Carex X physocarpioides Lepage -- accepted -- russet sedge, sedge
  Carex X pieperiana P. Junge -- accepted -- sedge
  Carex X pseudofulva Fernald -- not accepted
  Carex X pseudohelvola Kihlm. (pro sp.) -- accepted -- sedge
  Carex X quebecensis Lepage -- accepted -- Quebec sedge
  Carex X quirponensis Fernald -- accepted -- sedge
  Carex X reducta Drejer (pro sp.) -- accepted -- sedge
  Carex X rollandii Lepage -- accepted -- Rolland's sedge
  Carex X sardloqensis E. Dahl (pro sp.) -- accepted -- sedge
  Carex X saxenii Raymond -- accepted -- Saxen's sedge
  Carex X saxenii var. dumanii (Lepage) B. Boivin (pro nm.) -- not accepted -- Duman's sedge
  Carex X saxenii var. ferruginea Lepage (pro nm.) -- not accepted -- Saxen's sedge
  Carex X saxenii var. saxenii Raymond -- not accepted -- Saxen's sedge
  Carex X schatzii Kneuck. -- accepted
  Carex X soerensenii Lepage -- accepted -- Soerensen's sedge
  Carex X spiculosa Fr. (pro sp.) -- accepted -- sedge
  Carex X stansalina Lepage -- not accepted
  Carex X stenolepis Less. -- accepted
  Carex X subimpressa Clokey (pro sp.) -- accepted -- sedge
  Carex X sublimosa Lepage -- not accepted -- sedge
  Carex X subnigra Lepage -- not accepted -- sedge
  Carex X subpaleacea J. Cay. -- accepted
  Carex X subpatula Holmb. -- not accepted
  Carex X subrecta J. Cay. -- accepted
  Carex X subreducta Lepage -- accepted -- sedge
  Carex X subsalina Lepage -- accepted -- sedge
  Carex X substans Lepage -- not accepted
  Carex X subviridula Fernald -- accepted -- sedge
  Carex X sullivantii Boott -- accepted -- Sullivant's sedge
  Carex X super-goodenoughii (Kük.) Lepage -- not accepted -- supergood sedge
  Carex X trichina Fernald -- accepted -- sedge
  Carex X ungavensis Lepage -- accepted -- sedge
  Carex X xanthina Fernald -- not accepted
  Carex X xanthocarpa Degland ex Loiseleur -- accepted
  Carex X zahnii Kneuck. -- accepted
  Carex xerantica L.H. Bailey -- accepted -- white-scale sedge, whitescale sedge
  Carex yosemitana L.H. Bailey -- not accepted
  Eriophorum L. -- accepted -- cottongrass
  Eriophorum alpinum L. -- not accepted -- alpine cottongrass
  Eriophorum altaicum Meinsh. -- not accepted -- whitebristle cottongrass
  Eriophorum altaicum var. altaicum Meinsh. -- not accepted -- whitebristle cottongrass
  Eriophorum altaicum var. neogaeum Raymond -- not accepted -- whitebristle cottongrass
  Eriophorum angustifolium Honck. -- accepted -- narrowleaf cottonsedge, tall cotton-grass, tall cottongrass
  Eriophorum angustifolium ssp. angustifolium Honck. -- accepted -- tall cottongrass
  Eriophorum angustifolium ssp. scabriusculum Hultén -- not accepted -- tall cottongrass
  Eriophorum angustifolium ssp. subarcticum (Vassil.) Hultén ex Kartesz & Gandhi -- not accepted -- tall cotton-grass, tall cottongrass
  Eriophorum angustifolium ssp. subarcticum var. coloratum Hultén -- not accepted -- tall cottongrass
  Eriophorum angustifolium ssp. subarcticum var. majus F.W. Schultz -- not accepted -- tall cottongrass
  Eriophorum angustifolium ssp. subarcticum var. subarcticum (Vassil.) Kartesz & Gandhi -- not accepted -- coldswamp cottonsedge
  Eriophorum angustifolium ssp. triste (Th. Fr.) Hultén -- accepted -- tall cottongrass
  Eriophorum angustifolium var. coloratum Hultén -- not accepted
  Eriophorum angustifolium var. giganteum Hultén -- not accepted
  Eriophorum angustifolium var. majus F.W. Schultz -- not accepted
  Eriophorum brachyantherum Trautv. & C.A. Mey. -- accepted -- northland cottonsedge
  Eriophorum brachyantherum var. brachyantherum Trautv. & C.A. Mey. -- not accepted -- northland cottonsedge
  Eriophorum brachyantherum var. pellucidum Lepage -- not accepted -- northland cottonsedge
  Eriophorum callitrix Cham. ex C.A. Mey. -- accepted -- arctic cottongrass, arctic cottonsedge
  Eriophorum callitrix var. callitrix Cham. ex C.A. Mey. -- not accepted -- arctic cottongrass
  Eriophorum callitrix var. moravium Raymond -- not accepted -- arctic cottongrass
  Eriophorum callitrix var. pallidus Hultén -- not accepted
  Eriophorum chamissonis C.A. Mey. -- accepted -- Chamisso's cotton-grass, Chamisso's cottongrass, russet cottonsedge
  Eriophorum chamissonis var. albidum (F. Nyl.) Fernald -- not accepted
  Eriophorum chamissonis var. aquatile (Norman) Fernald -- not accepted
  Eriophorum crinigerum (A. Gray) Beetle -- accepted -- fringed cottongrass
  Eriophorum gracile W.D.J. Koch -- accepted -- slender cotton-grass, slender cottongrass, slender cottonsedge
  Eriophorum gracile var. caurianum Fernald -- not accepted -- slender cottongrass
  Eriophorum gracile var. gracile W.D.J. Koch -- not accepted -- slender cottongrass
  Eriophorum opacum (Björnstr.) Fernald -- not accepted
  Eriophorum polystachion L. p.p. -- not accepted
  Eriophorum russeolum Fr. -- accepted -- red cottongrass
  Eriophorum russeolum ssp. leiocarpum M.S. Novos. -- accepted
  Eriophorum russeolum ssp. rufescens (Andersson) Hyl. -- not accepted
  Eriophorum russeolum ssp. russeolum Fr. -- accepted
  Eriophorum russeolum var. albidum F. Nyl. -- not accepted -- red cottongrass
  Eriophorum russeolum var. majus Sommier -- not accepted -- red cottongrass
  Eriophorum russeolum var. russeolum Fr. -- not accepted -- red cottongrass
  Eriophorum scheuchzeri Hoppe -- accepted -- dense cotton-grass, shealted cotton-grass, white cottongrass, white cottonsedge
  Eriophorum scheuchzeri ssp. arcticum M.S. Novos. -- accepted
  Eriophorum scheuchzeri ssp. scheuchzeri Hoppe -- accepted -- dense cotton-grass, shealted cotton-grass
  Eriophorum scheuchzeri var. tenuifolium Ohwi -- not accepted
  Eriophorum spissum Fernald -- not accepted
  Eriophorum spissum var. erubescens (Fernald) Fernald -- not accepted
  Eriophorum tenellum Nutt. -- accepted -- fewnerved cottongrass
  Eriophorum tenellum var. monticola Fernald -- not accepted
  Eriophorum triste (Th. Fr.) Hadac & Á. Löve -- not accepted
  Eriophorum vaginatum L. -- accepted -- tussock cottongrass
  Eriophorum vaginatum ssp. spissum (Fernald) Hultén -- not accepted
  Eriophorum vaginatum var. spissum (Fernald) B. Boivin -- not accepted -- tussock cottongrass
  Eriophorum vaginatum var. vaginatum L. -- not accepted -- tussock cottongrass
  Eriophorum virginicum L. -- accepted -- tawny cottongrass
  Eriophorum viridicarinatum (Engelm.) Fernald -- accepted -- tassel cotton-grass, thinleaf cottonsedge
  Eriophorum X beringianum Raymond -- accepted -- Bering cottongrass
  Eriophorum X churchillianum Lepage -- accepted -- Churchill cottongrass
  Eriophorum X gauthieri B. Boivin -- not accepted
  Eriophorum X medium Andersson -- accepted -- intermediate cottongrass, medium cottongrass
  Eriophorum X medium ssp. album J. Cay. -- accepted -- intermediate cottongrass
  Eriophorum X medium ssp. medium Andersson -- accepted -- intermediate cottongrass
  Eriophorum X porsildii Raymond -- accepted -- Porsild's cottongrass
  Eriophorum X pylaieanum Raymond -- accepted -- cottongrass
  Eriophorum X rousseauanum Raymond -- accepted -- Rousseau's cottongrass
  Eriophorum X sorensenii Raymond -- not accepted
  Kobresia elachycarpa (Fernald) Fernald -- not accepted
  Leucocoma alpina (L.) Rydb. -- not accepted
  Scirpus caespitosus L. -- not accepted
  Scirpus caespitosus var. austriacus (Pall.) Asch. & Graebn. -- not accepted
  Scirpus caespitosus var. callosus Bigelow -- not accepted
  Scirpus caespitosus var. delicatulus Fernald -- not accepted
  Scirpus cespitosus L. -- not accepted
  Scirpus cespitosus var. austriacus (Pall.) Asch. & Graebn. -- not accepted
  Scirpus cespitosus var. callosus Bigelow -- not accepted
  Scirpus cespitosus var. delicatulus Fernald -- not accepted
  Scirpus clementis M.E. Jones -- not accepted
  Scirpus clintonii A. Gray -- not accepted -- clinton bulrush, scirpe de Clinton
  Scirpus criniger A. Gray -- not accepted
  Scirpus hudsonianus (Michx.) Fernald -- not accepted
  Scirpus lithospermus L. -- not accepted
  Scirpus planifolius Muhl., non Grimm -- not accepted
  Scirpus pumilus Vahl -- not accepted
  Scirpus pumilus ssp. rollandii (Fernald) Raymond -- not accepted -- rolland bulrush, scirpe nain sous-espčce de Rolland
  Scirpus pumilus var. rollandii (Fernald) Beetle -- not accepted
  Scirpus rollandii Fernald -- not accepted
  Scirpus verecundus Fernald -- not accepted
  Scleria P.J. Bergius -- accepted -- nutrush
  Scleria baldwinii (Torr.) Steud. -- accepted -- Baldwin's nutrush
  Scleria biflora Roxb. -- accepted -- nutrush
  Scleria bourgeaui Boeckeler -- accepted -- Bourgeau's nutrush
  Scleria bracteata Cav. -- accepted -- bracted nutrush
  Scleria brittonii Core ex Small -- not accepted
  Scleria canescens Boeckeler -- not accepted
  Scleria ciliaris Nees -- accepted -- nutrush
  Scleria ciliata Michx. -- accepted -- fringed nutrush
  Scleria ciliata var. ciliata Michx. -- accepted -- fringed nutrush
  Scleria ciliata var. curtissii (Britton) J.W. Kessler -- not accepted
  Scleria ciliata var. elliottii (Chapm.) Fernald -- accepted -- fringed nutrush
  Scleria ciliata var. glabra (Chapm.) Fairey -- accepted -- fringed nutrush
  Scleria costata (Britton) Small -- not accepted
  Scleria cubensis Boeckeler -- not accepted -- Cuban nutrush
  Scleria curtissii Britton -- accepted -- Curtiss' nutrush
  Scleria distans Poir. -- accepted -- riverswamp nutrush
  Scleria doradoensis Britton -- not accepted
  Scleria eggersiana Boeckeler -- accepted -- Eggers' nutrush
  Scleria elliottii Chapm. -- not accepted
  Scleria flaccida Steud. -- not accepted
  Scleria georgiana Core -- accepted -- slenderfruit nutrush
  Scleria gracilis Elliott, non Rich. -- not accepted
  Scleria grisebachii C.B. Clarke -- not accepted
  Scleria havanensis Britton -- accepted -- Havana nutrush
  Scleria hirtella Sw. -- accepted -- riverswamp nutrush
  Scleria interrupta Rich. -- not accepted
  Scleria lacustris C. Wright -- accepted -- lakeshore nutrush
  Scleria laevis Willd. -- accepted -- nutrush
  Scleria laxa R. Br. -- accepted -- nutrush
  Scleria lithosperma (L.) Sw. -- accepted -- Florida Keys nutrush
  Scleria melaleuca Rchb. ex Schltdl. & Cham. -- accepted
  Scleria microcarpa Nees ex Kunth -- accepted -- tropical nutrush
  Scleria minor W. Stone -- accepted -- slender nutrush
  Scleria mitis P.J. Bergius -- accepted -- cortadora
  Scleria mucronata Poir. -- accepted
  Scleria muehlenbergii Steud. -- accepted -- Muehlenberg's nutrush
  Scleria nitida Muhl. ex Willd. -- not accepted
  Scleria novae-hollandiae Boeckeler -- accepted -- nutrush
  Scleria nutans Willd. ex Kunth -- not accepted -- nodding nutrush
  Scleria oligantha Michx. -- accepted -- littlehead nutrush
  Scleria pauciflora Muhl. ex Willd. -- accepted -- fewflower nutrush
  Scleria pauciflora var. caroliniana (Willd.) Alph. Wood -- accepted -- Carolina nutrush
  Scleria pauciflora var. curtissii (Britton) Fairey -- not accepted -- Curtiss' nutrush
  Scleria pauciflora var. glabra Chapm. -- not accepted
  Scleria pauciflora var. kansana Fernald -- not accepted
  Scleria pauciflora var. pauciflora Muhl. ex Willd. -- accepted -- fewflower nutrush
  Scleria polycarpa Boeckeler -- accepted -- nutrush
  Scleria pterota C. Presl ex C.B. Clarke -- not accepted -- cortadora blanca
  Scleria pterota var. melaleuca (Rchb. ex Schltdl. & Cham.) Standl. -- not accepted -- cortadora blanca
  Scleria pterota var. pterota C. Presl ex C.B. Clarke -- not accepted -- cortadora blanca
  Scleria purdiei C.B. Clarke -- accepted -- Purdie's nutrush
  Scleria reticularis Michx. -- accepted -- netted nutrush
  Scleria reticularis var. pubescens Britton -- not accepted
  Scleria reticularis var. pumila Britton -- not accepted
  Scleria reticularis var. reticularis Michx. -- not accepted -- netted nutrush
  Scleria rugosa R. Br. -- accepted -- nutrush
  Scleria scabriuscula Schltdl. -- accepted -- mosquito nutrush
  Scleria scindens Nees -- accepted -- hairy nutrush
  Scleria scrobiculata Nees & Meyen -- accepted -- nutrush
  Scleria secans (L.) Urb. -- accepted -- razor grass
  Scleria setacea auct. non Poir. -- not accepted
  Scleria stevensiana Britton -- not accepted
  Scleria sumatrensis Retz. -- accepted -- nutrush
  Scleria tenella Kunth -- accepted -- fly nutrush
  Scleria testacea Nees -- accepted -- Hawai'i nutrush
  Scleria triglomerata Michx. -- accepted -- whip nutrush
  Scleria triglomerata var. minor Britton -- not accepted -- slender nutrush
  Scleria vaginata Steud. -- accepted
  Scleria verticillata Muhl. ex Willd. -- accepted -- low nutrush
  Trichophorum Pers. -- accepted -- bulrush, club-rush
  Trichophorum alpinum (L.) Pers. -- accepted -- alpine bulrush
  Trichophorum caespitosum (L.) Hartm. -- not accepted -- tufted bulrush
  Trichophorum cespitosum (L.) Hartm. -- accepted -- tufted bulrush
  Trichophorum clementis (M.E. Jones) S.G. Sm. -- accepted -- Yosemite bulrush
  Trichophorum clintonii (A. Gray) S.G. Sm. -- accepted -- Clinton's bulrush
  Trichophorum planifolium (Spreng.) Palla -- accepted -- bashful bulrush
  Trichophorum pumilum (Vahl) Schinz & Thell. -- accepted -- Rolland's bulrush
  Trichophorum pumilum ssp. rollandii (Fernald) Roy L. Taylor & MacBryde -- not accepted
  Trichophorum pumilum var. rollandii (Fernald) Hultén -- not accepted
  Trichophorum rollandii (Fernald) Hultén -- not accepted
  Trichophorum verecundum (Fernald) Mohlenbr. -- not accepted
   

A gray bar