# Flora of New York/Carex Species Index

Carex species list from 2024 New York Flora Atlas.
Species in bold type are deviations from the New York Flora Atlas.
| Carex Taxon | Common Name | Subgenus > Section or Clade >> Traditional Section |
| Carex abscondita | concealed sedge | Subg. Carex > sect. Griseae >> sect. Careyanae |
| Carex acutiformis | lesser pond sedge | Subg. Carex > sect. Paludosae |
| Carex adusta | thick-fruited sedge | Subg. Vignea > sect. Cyperoideae >> sect. Ovales |
| Carex aestivalis | summer sedge | Subg. Carex > Castanea Clade >> sect. Hymenochlaenae |
| Carex aestivalis × C. gracillima = C. ×aestivaliformis | false summer sedge | Subg. Carex > Castanea Clade >> sect. Hymenochlaenae |
| Carex aggregata | glomerate sedge | Subg. Vignea > Annectens Clade >> sect. Phaestoglochin |
| Carex alata | broad-winged sedge | Subg. Vignea > sect. Cyperoideae >> sect. Ovales |
| Carex albicans var. albicans | white-tinged sedge | Subg. Carex > sect. Acrocystis |
| Carex albicans var. emmonsii | Emmons' sedge | Subg. Carex > sect. Acrocystis |
| Carex albicans × C. umbellata | hybrid sedge | Subg. Carex > sect. Acrocystis |
| Carex albolutescens | greenish-white sedge | Subg. Vignea > sect. Cyperoideae >> sect. Ovales |
| Carex albursina | white bear sedge | Subg. Carex > sect. Paniceae >> sect. Laxiflorae |
| Carex alopecoidea | foxtail sedge | Subg. Vignea > Annectens Clade >> sect. Vulpinae |
| Carex amphibola | ambiguous sedge | Subg. Carex > sect. Griseae |
| Carex annectens | yellow-fruited sedge | Subg. Vignea > Annectens Clade >> sect. Multiflorae |
| Carex appalachica | Appalachian sedge | Subg. Vignea > Rosea Clade >> sect. Phaestoglochin |
| Carex aquatilis | water sedge | Subg. Carex > sect. Phacocystis |
| Carex arcta | northern clustered sedge | Subg. Vignea > sect. Glareosae |
| Carex arcta × C. brunnescens | hybrid sedge | Subg. Vignea > sect. Glareosae |
| Carex arctata | drooping wood sedge | Subg. Carex > Castanea Clade >> sect. Hymenochlaenae |
| Carex arctata × C. castanea = C. ×knieskernii | Knieskern’s sedge | Subg. Carex > Castanea Clade >> sect. Hymenochlaenae |
| Carex argyrantha | silvery-green sedge | Subg. Vignea > sect. Cyperoideae >> sect. Ovales |
| Carex atherodes | wheat sedge | Subg. Carex > Hirta Clade >> sect. Carex |
| Carex atlantica | prickly bog sedge | Subg. Vignea > Echinata Clade >> sect. Stellulatae |
| Carex atlantica ssp. atlantica | wide-leaved prickly bog sedge | Subg. Vignea > Echinata Clade >> sect. Stellulatae |
| Carex atlantica ssp. capillacea | narrow-leaved prickly bog sedge | Subg. Vignea > Echinata Clade >> sect. Stellulatae |
| Carex atratiformis | scabrous black sedge | Subg. Carex > sect. Racemosae |
| Carex aurea | golden-fruited sedge | Subg. Carex > sect. Paniceae >> sect. Bicolores |
| Carex backii | Back’s sedge | Subg. Uncinia > sect. Phyllostachyae |
| Carex baileyi | Bailey’s sedge | Subg. Carex > Hirta Clade >> sect. Vesicariae |
| Carex barrattii | Barratt’s sedge | Subg. Carex > Barrattii Clade |
| Carex bebbii | Bebb’s sedge | Subg. Vignea > sect. Cyperoideae >> sect. Ovales |
| Carex bicknellii | Bicknell’s sedge | Subg. Vignea > sect. Cyperoideae >> sect. Ovales |
| Carex bigelowii ssp. bigelowii | Bigelow’s sedge | Subg. Carex > sect. Phacocystis |
| Carex billingsii | Billings’s sedge | Subg. Vignea > sect. Glareosae |
| Carex blanda | common woodland sedge | Subg. Carex > sect. Paniceae >> sect. Laxiflorae |
| Carex brevior | round-fruited sedge | Subg. Vignea > sect. Cyperoideae >> sect. Ovales |
| Carex bromoides ssp. bromoides | brome-like sedge | Subg. Vignea > sect. Deweyanae |
| Carex brunnescens | brownish sedge | Subg. Vignea > sect. Glareosae |
| Carex bullata | button sedge | Subg. Carex > Hirta Clade >> sect. Vesicariae |
| Carex bushii | Bush’s sedge | Subg. Carex > Castanea Clade >> sect. Porocystis |
| Carex buxbaumii | brown bog sedge | Subg. Carex > sect. Racemosae |
| Carex canescens | hoary sedge | Subg. Vignea > sect. Glareosae |
| Carex canescens ssp. canescens | typical hoary sedge | Subg. Vignea > sect. Glareosae |
| Carex canescens ssp. disjuncta | disjunct hoary sedge | Subg. Vignea > sect. Glareosae |
| Carex capillaris | hair-like sedge | Subg. Carex > sect. Chlorostachyae |
| Carex careyana | Carey’s sedge | Subg. Carex > sect. Griseae >> sect. Careyanae |
| Carex caroliniana | Carolina sedge | Subg. Carex > Castanea Clade >> sect. Porocystis |
| Carex caryophyllea | vernal sedge | Subg. Carex > Mitrata Clade >> sect. Mitratae |
| Carex castanea | chestnut sedge | Subg. Carex > Castanea Clade >> sect. Hymenochlaenae |
| Carex cephaloidea | cluster-headed sedge | Subg. Vignea > Annectens Clade >> sect. Phaestoglochin |
| Carex cephalophora | oval-headed sedge | Subg. Vignea > Annectens Clade >> sect. Phaestoglochin |
| Carex chordorrhiza | creeping sedge | Subg. Vignea > sect. Chordorrhizae |
| Carex collinsii | Collins’s sedge | Subg. Carex > sect. Collinsiae |
| Carex communis var. communis | common sedge | Subg. Carex > sect. Acrocystis |
| Carex comosa | bristly sedge | Subg. Carex > Hirta Clade >> sect. Vesicariae |
| Carex comosa × C. hystericina | hybrid sedge | Subg. Carex > Hirta Clade >> sect. Vesicariae |
| Carex conjuncta | connected sedge | Subg. Vignea > Annectens Clade >> sect. Vulpinae |
| Carex conoidea | field sedge | Subg. Carex > sect. Griseae >> sect. Griseae |
| Carex crawei | Crawe’s sedge | Subg. Carex > sect. Griseae >> sect. Granulares |
| Carex crawfordii | Crawford’s sedge | Subg. Vignea > sect. Cyperoideae >> sect. Ovales |
| Carex crinita | fringed sedge | Subg. Carex > sect. Phacocystis |
| Carex crinita var. brevicrinis | short-fringed sedge | Subg. Carex > sect. Phacocystis |
| Carex crinita var. crinita | common fringed sedge | Subg. Carex > sect. Phacocystis |
| Carex cristatella | crested sedge | Subg. Vignea > sect. Cyperoideae >> sect. Ovales |
| Carex cryptolepis | small yellow sedge | Subg. Carex > sect. Ceratocystis |
| Carex cryptolepis × C. flava | hybrid sedge | Subg. Carex > sect. Ceratocystis |
| Carex cryptolepis × C. oederi | hybrid sedge | Subg. Carex > sect. Ceratocystis |
| Carex cumulata | clustered sedge | Subg. Vignea > sect. Cyperoideae >> sect. Ovales |
| Carex davisii | Davis’s sedge | Subg. Carex > Castanea Clade >> sect. Hymenochlaenae |
| Carex debilis | white-edged sedge | Subg. Carex > Castanea Clade >> sect. Hymenochlaenae |
| Carex debilis var. debilis | white-edged sedge | Subg. Carex > Castanea Clade >> sect. Hymenochlaenae |
| Carex debilis var. rudgei | Rudge’s sedge | Subg. Carex > Castanea Clade >> sect. Hymenochlaenae |
| Carex decomposita | large-panicled sedge | Subg. Vignea > Annectens Clade >> sect. Heleoglochin |
| Carex deflexa var. deflexa | northern sedge | Subg. Carex > sect. Acrocystis |
| Carex deweyana var. deweyana | Dewey’s sedge | Subg. Vignea > sect. Deweyanae |
| Carex diandra | lesser-panicled sedge | Subg. Vignea > Annectens Clade >> sect. Heleoglochin |
| Carex digitalis × C. laxiculmis var. laxiculmis | hybrid sedge | Subg. Carex > sect. Griseae >> sect. Careyanae |
| Carex digitalis var. digitalis | slender woodland sedge | Subg. Carex > sect. Griseae >> sect. Careyanae |
| Carex disperma | soft-leaved sedge | Subg. Vignea > sect. Dispermae |
| Carex eburnea | bristle-leaved sedge | Subg. Carex > sect. Albae |
| Carex echinata ssp. echinata | star sedge | Subg. Vignea > Echinata Clade >> sect. Stellulatae |
| Carex echinodes | bristly nodding sedge | Subg. Vignea > sect. Cyperoideae >> sect. Ovales |
| Carex emmonsii as C. albicans var. emmonsii | Emmons’s sedge | Subg. Carex > sect. Acrocystis |
| Carex emoryi | Emory’s sedge | Subg. Carex > sect. Phacocystis |
| Carex exilis | meager sedge | Subg. Vignea > Echinata Clade >> sect. Stellulatae |
| Carex extensa | long-bracted sedge | Subg. Carex > sect. Spirostachyae |
| Carex festucacea | fescue sedge | Subg. Vignea > sect. Cyperoideae >> sect. Ovales |
| Carex flacca ssp. flacca | glaucous sedge | Subg. Carex > Flacca Clade |
| Carex flava | large yellow sedge | Subg. Carex > sect. Ceratocystis |
| Carex flava × C. oederi = C. × subviridula | somewhat green sedge | Subg. Carex > sect. Ceratocystis |
| Carex foenea | hay sedge | Subg. Vignea > sect. Cyperoideae >> sect. Ovales |
| Carex folliculata | long sedge | Subg. Carex > sect. Rostrales |
| Carex formosa | handsome sedge | Subg. Carex > Castanea Clade >> sect. Hymenochlaenae |
| Carex frankii | Frank’s sedge | Subg. Carex > Hirta Clade >> sect. Squarrosae |
| Carex garberi | elk sedge | Subg. Carex > sect. Paniceae >> sect. Bicolores |
| Carex glaucodea | blue sedge | Subg. Carex > sect. Griseae >> sect. Griseae |
| Carex gracilescens | slender rich woodland sedge | Subg. Carex > sect. Paniceae >> sect. Laxiflorae |
| Carex gracillima | graceful sedge | Subg. Carex > Castanea Clade >> sect. Hymenochlaenae |
| Carex gracillima × C. hirsutella | hybrid sedge | Subg. Carex > Castanea Clade >> intersectional hybrids |
| Carex gracillima × C. hirtifolia = C. ×sullivantii | Sullivant’s sedge | Subg. Carex > Castanea Clade >> intersectional hybrids |
| Carex gracillima × C. swanii | hybrid sedge | Subg. Carex > Castanea Clade >> intersectional hybrids |
| Carex granularis | limestone meadow sedge | Subg. Carex > sect. Griseae >> sect. Granulares |
| Carex grayi | Gray’s sedge | Subg. Carex > Hirta Clade >> sect. Lupulinae |
| Carex grisea | gray sedge | Subg. Carex > sect. Griseae >> sect. Griseae |
| Carex gynandra | nodding sedge | Subg. Carex > sect. Phacocystis |
| Carex gynocrates as Carex alascana | northern bog sedge | Subg. Vignea > sect. Physoglochin |
| Carex haydenii | Hayden’s sedge | Subg. Carex > sect. Stylosae |
| Carex hirsutella | smooth-fruited hirsute sedge | Subg. Carex > Castanea Clade >> sect. Porocystis |
| Carex hirta | hairy sedge | Subg. Carex > Hirta Clade >> sect. Carex |
| Carex hirtifolia | pubescent sedge | Subg. Carex > Castanea Clade >> sect. Hirtifoliae |
| Carex hitchcockiana | Hitchcock’s sedge | Subg. Carex > sect. Griseae >> sect. Griseae |
| Carex hormathodes | marsh straw sedge | Subg. Vignea > sect. Cyperoideae >> sect. Ovales |
| Carex houghtoniana | Houghton’s sedge | Subg. Carex > Hirta Clade >> sect. Paludosae |
| Carex hystericina | porcupine sedge | Subg. Carex > Hirta Clade >> sect. Vesicariae |
| Carex hystericina × C. pseudocyperus | hybrid sedge | Subg. Carex > Hirta Clade >> sect. Vesicariae |
| Carex hystericina × C. schweinitzii | hybrid sedge | Subg. Carex > Hirta Clade >> sect. Vesicariae |
| Carex interior | inland sedge | Subg. Vignea > Echinata Clade >> sect. Stellulatae |
| Carex intumescens | bladder sedge | Subg. Carex > Hirta Clade >> sect. Lupulinae |
| Carex jamesii | James’s sedge | Subg. Uncinia > sect. Phyllostachyae |
| Carex kobomugi | Asian sand sedge | Subg. Vignea > sect. Macrocephalae |
| Carex lacustris | lake sedge | Subg. Carex > Hirta Clade >> sect. Paludosae |
| Carex lacustris × C. trichocarpa | hybrid sedge | Subg. Carex > Hirta Clade >> intersectional hybrids |
| Carex laevivaginata | smooth-sheathed sedge | Subg. Vignea > Annectens Clade >> sect. Vulpinae |
| Carex lasiocarpa ssp. americana | woolly-fruited sedge | Subg. Carex > Hirta Clade >> sect. Paludosae |
| Carex laxiculmis | sedge | Subg. Carex > sect. Griseae >> sect. Careyanae |
| Carex laxiculmis var. copulata | coupled sedge | Subg. Carex > sect. Griseae >> sect. Careyanae |
| Carex laxiculmis var. laxiculmis | spreading sedge | Subg. Carex > sect. Griseae >> sect. Careyanae |
| Carex laxiflora | loose-flowered sedge | Subg. Carex > sect. Paniceae >> sect. Laxiflorae |
| Carex laxiflora × C. leptonervia | hybrid sedge | Subg. Carex > sect. Paniceae >> sect. Laxiflorae |
| Carex leavenworthii | Leavenworth’s sedge | Subg. Vignea > Annectens Clade >> sect. Phaestoglochin |
| Carex lenticularis | lakeshore sedge | Subg. Carex > sect. Phacocystis |
| Carex leptalea | bristle-stalked sedge | Subg. Euthyceras > Rara Clade >> sect. Leptocephalae |
| Carex leptonervia | northern woodland sedge | Subg. Carex > sect. Paniceae >> sect. Laxiflorae |
| Carex limosa | mud sedge | Subg. Carex > sect. Limosae |
| Carex livida | livid sedge | Subg. Carex > sect. Paniceae >> sect. Paniceae |
| Carex longii | Long’s sedge | Subg. Vignea > sect. Cyperoideae >> sect. Ovales |
| Carex lucorum | long-beaked carpet sedge | Subg. Carex > sect. Acrocystis |
| Carex lupuliformis | false hop sedge | Subg. Carex > Hirta Clade >> sect. Lupulinae |
| Carex lupulina | hop sedge | Subg. Carex > Hirta Clade >> sect. Lupulinae |
| Carex lupulina × C. lurida | hybrid sedge | Subg. Carex > Hirta Clade >> intersectional hybrids |
| Carex lupulina × C. retrorsa | hybrid sedge | Subg. Carex > Hirta Clade >> intersectional hybrids |
| Carex lurida | sallow sedge | Subg. Carex > Hirta Clade >> sect. Vesicariae |
| Carex magellanica ssp. irrigua | bog sedge | Subg. Carex > sect. Limosae |
| Carex meadii | Mead’s sedge | Subg. Carex > sect. Paniceae >> sect. Paniceae |
| Carex merritt-fernaldii | Fernald’s sedge | Subg. Vignea > sect. Cyperoideae >> sect. Ovales |
| Carex mesochorea | midland sedge | Subg. Vignea > Annectens Clade >> sect. Phaestoglochin |
| Carex michauxiana | Michaux’s sedge | Subg. Carex > sect. Rostrales |
| Carex mitchelliana | Mitchell’s sedge | Subg. Carex > sect. Phacocystis |
| Carex molesta | troublesome sedge | Subg. Vignea > sect. Cyperoideae >> sect. Ovales |
| Carex muehlenbergii | Muhlenberg's sedge | Subg. Vignea > Annectens Clade >> sect. Phaestoglochin |
| Carex muehlenbergii var. enervis | Muhlenberg’s veinless sedge | Subg. Vignea > Annectens Clade >> sect. Phaestoglochin |
| Carex muehlenbergii var. muehlenbergii | Muhlenberg’s sedge | Subg. Vignea > Annectens Clade >> sect. Phaestoglochin |
| Carex muskingumensis | palm sedge | Subg. Vignea > sect. Cyperoideae >> sect. Ovales |
| Carex nigra | black sedge | Subg. Carex > sect. Phacocystis |
| Carex nigromarginata | black-edged sedge | Subg. Carex > sect. Acrocystis |
| Carex normalis | large straw sedge | Subg. Vignea > sect. Cyperoideae >> sect. Ovales |
| Carex novae-angliae | New England sedge | Subg. Carex > sect. Acrocystis |
| Carex oederi ssp. oederi [var. oederi] | green sedge | Subg. Carex > sect. Ceratocystis |
| Carex oligocarpa | few-fruited sedge | Subg. Carex > sect. Griseae >> sect. Griseae |
| Carex oligosperma | few-seeded sedge | Subg. Carex > Hirta Clade >> sect. Vesicariae |
| Carex ormostachya | northern red-based sedge | Subg. Carex > sect. Paniceae >> sect. Laxiflorae |
| Carex pallescens | pale sedge | Subg. Carex > Castanea Clade >> sect. Porocystis |
| Carex panicea | grass-like sedge | Subg. Carex > sect. Paniceae >> sect. Paniceae |
| Carex pauciflora | few-flowered sedge | Subg. Euthyceras > Pauciflora Clade >> sect. Leucoglochin |
| Carex peckii | Peck’s sedge | Subg. Carex > sect. Acrocystis |
| Carex pedunculata ssp. pedunculata | long-stalked sedge | Subg. Carex > sect. Pictae |
| Carex pellita | woolly sedge | Subg. Carex > Hirta Clade >> sect. Paludosae |
| Carex pensylvanica | Pennsylvania sedge | Subg. Carex > sect. Acrocystis |
| Carex pensylvanica × C. umbellata | hybrid sedge | Subg. Carex > sect. Acrocystis |
| Carex plantaginea | plantain-leaved sedge | Subg. Carex > sect. Griseae >> sect. Careyanae |
| Carex platyphylla | broad-leaved sedge | Subg. Carex > sect. Griseae >> sect. Careyanae |
| Carex polymorpha | variable sedge | Subg. Carex > Castanea Clade >> sect. Paniceae |
| Carex praegracilis | black creeper sedge, freeway sedge | Subg. Vignea > Annectens Clade >> sect. Divisae |
| Carex prairea | prairie sedge | Subg. Vignea > Annectens Clade >> sect. Heleoglochin |
| Carex prasina | elegant drooping sedge | Subg. Carex > Prasina Clade |
| Carex projecta | necklace sedge | Subg. Vignea > sect. Cyperoideae >> sect. Ovales |
| Carex pseudocyperus | cyperus-like sedge | Subg. Carex > Hirta Clade >> sect. Vesicariae |
| Carex radiata | narrow-leaved upland star sedge | Subg. Vignea > Rosea Clade >> sect. Phaestoglochin |
| Carex retroflexa | reflexed sedge | Subg. Vignea > Rosea Clade >> sect. Phaestoglochin |
| Carex retrorsa | backward-fruited sedge | Subg. Carex > Hirta Clade >> sect. Vesicariae |
| Carex reznicekii | Reznicek’s sedge | Subg. Carex > sect. Acrocystis |
| Carex richardsonii | Richardson’s sedge | Subg. Carex > Concinna Clade >> sect. Clandestinae |
| Carex rosea | common upland star sedge | Subg. Vignea > Rosea Clade >> sect. Phaestoglochin |
| Carex rugosperma as C. tonsa var. rugosperma | wrinkle-seeded sedge | Subg. Carex > sect. Acrocystis |
| Carex sartwellii | Sartwell’s sedge | Subg. Vignea > Disticha Clade >> sect. Holarrhenae |
| Carex scabrata | rough sedge | Subg. Carex > Incertae Sedis >> sect. Anomalae |
| Carex schweinitzii | Schweinitz’s sedge | Subg. Carex > Hirta Clade >> sect. Vesicariae |
| Carex scirpoidea ssp. scirpoidea | Canadian single-spike sedge | Subg. Carex > sect. Scirpinae |
| Carex scoparia | pointed broom sedge | Subg. Vignea > sect. Cyperoideae >> sect. Ovales |
| Carex secalina | rye-like sedge | Subg. Carex > sect. Secalinae |
| Carex seorsa | weak stellate sedge | Subg. Vignea > Echinata Clade >> sect. Stellulatae |
| Carex shortiana | Short’s sedge | Subg. Carex > sect. Squarrosae >> sect. Shortianae |
| Carex siccata | dry-spiked sedge | Subg. Vignea > Disticha Clade >> sect. Ammoglochin |
| Carex silicea | beach sedge | Subg. Vignea > sect. Cyperoideae >> sect. Ovales |
| Carex sparganioides | bur-reed sedge | Subg. Vignea > Annectens Clade >> sect. Phaestoglochin |
| Carex spicata var. spicata | spiked sedge | Subg. Vignea > sect. Phaestoglochin |
| Carex sprengelii | long-beaked sedge | Subg. Carex > sect. Longirostres >> sect. Hymenochlaenae |
| Carex squarrosa | spreading-beaked sedge | Subg. Carex > sect. Squarrosae |
| Carex sterilis | dioecious sedge | Subg. Vignea > Echinata Clade >> sect. Stellulatae |
| Carex stipata var. stipata | awl-fruited sedge | Subg. Vignea > Annectens Clade >> sect. Vulpinae |
| Carex straminea | straw sedge | Subg. Vignea > sect. Cyperoideae >> sect. Ovales |
| Carex striata | Walter’s sedge | Subg. Carex > Hirta Clade >> sect. Paludosae |
| Carex striatula | lined sedge | Subg. Carex > sect. Paniceae >> sect. Laxiflorae |
| Carex stricta | tussock sedge | Subg. Carex > sect. Phacocystis |
| Carex styloflexa | curved style sedge | Subg. Carex > sect. Paniceae >> sect. Laxiflorae |
| Carex swanii | Swan’s sedge | Subg. Carex > Castanea Clade >> sect. Porocystis |
| Carex sychnocephala | many-headed sedge | Subg. Vignea > sect. Cyperoideae >> sect Cyperoideae |
| Carex sylvatica | European woodland sedge | Subg. Carex > sect. Sylvaticae >> sect. Hymenochlaenae |
| Carex tenera | slender sedge | Subg. Vignea > sect. Cyperoideae >> sect. Ovales |
| Carex tenuiflora | sparse-flowered sedge | Subg. Vignea > sect. Glareosae |
| Carex tenuiflora × C. trisperma = C. ×trichina | hair-like sedge | Subg. Vignea > sect. Glareosae |
| Carex tetanica | rigid sedge | Subg. Carex > sect. Paniceae >> sect. Paniceae |
| Carex texensis | Texas sedge | Subg. Vignea > Rosea Clade >> sect. Phaestoglochin |
| Carex tincta | tinged sedge | Subg. Vignea > sect. Cyperoideae >> sect. Ovales |
| Carex tonsa var. rugosperma | wrinkle-seeded sedge | Subg. Carex > sect. Acrocystis |
| Carex tonsa var. tonsa | shaved sedge | Subg. Carex > sect. Acrocystis |
| Carex torta | twisted sedge | Subg. Carex > sect. Phacocystis |
| Carex tribuloides var. tribuloides | blunt broom sedge | Subg. Vignea > sect. Cyperoideae >> sect. Ovales |
| Carex trichocarpa | hairy-fruited sedge | Subg. Carex > Hirta Clade >> sect. Carex |
| Carex trisperma | three-fruited sedge | Subg. Vignea > sect. Glareosae |
| Carex tuckermanii | Tuckerman’s sedge | Subg. Carex > Hirta Clade >> sect. Vesicariae |
| Carex typhina | cattail sedge | Subg. Carex > sect. Squarrosae >> sect. Squarrosae |
| Carex umbellata | parasol sedge, umbelled sedge | Subg. Carex > sect. Acrocystis |
| Carex utriculata | bottle-shaped sedge | Subg. Carex > Hirta Clade >> sect. Vesicariae |
| Carex vaginata | sheathed sedge | Subg. Carex > sect. Paniceae >> sect. Paniceae |
| Carex venusta | dark-green sedge | Subg. Carex > Castanea Clade >> sect. Hymenochlaenae |
| Carex vesicaria | lesser bladder sedge | Subg. Carex > Hirta Clade >> sect. Vesicariae |
| Carex vestita | velvet sedge | Subg. Carex > Vestita Clade |
| Carex virescens | ribbed sedge | Subg. Carex > Castanea Clade >> sect. Porocystis |
| Carex vulpinoidea | fox sedge | Subg. Vignea > Annectens Clade >> sect. Multiflorae |
| Carex wiegandii | Wiegand’s sedge | Subg. Vignea > Echinata Clade >> sect. Stellulatae |
| Carex willdenowii | Willdenow’s sedge | Subg. Uncinia > sect. Phyllostachyae |
| Carex woodii | Wood’s sedge | Subg. Carex > sect. Paniceae >> sect. Paniceae |