Based on the intermediate framework recommended by the Global Carex Group (2021)[1] and Flora of North America.[2]
Subsectional grouping for sect. Ovales is from Hipp, Reznicek, Rothrock, Weber (2006).[3]
Carex
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subg. Uncinia
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Carex willdenowii (Willdenow's sedge) N4
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Carex backii (Back's sedge) N3
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Carex jamesii (James' sedge) N2-3
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Carex juniperorum (Juniper sedge) N0
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subg. Vignea
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C.
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Carex echinata (Star sedge) N5
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Carex interior (Inland sedge) N5
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Carex atlantica ssp. atlantica (Wide-leaved prickly bog sedge) N5
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Carex atlantica ssp. capillacea (Narrow-leaved prickly bog sedge) N
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Carex exilis (Meager sedge) N4
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Carex seorsa (Weak stellate sedge) N4
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Carex sterilis (Dioecious sedge) N4
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Carex wiegandii (Wiegand's sedge) N1
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Carex canescens ssp. canescens (Typical hoary sedge) N5
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Carex canescens ssp. disjuncta (Silvery sedge) N
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Carex brunnescens (Brownish sedge) N5
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Carex trisperma (Three-seeded sedge) N5
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Carex billingsii (Billings’ sedge) N
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Carex arcta (Northern clustered sedge) N1
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Carex tenuiflora (Sparse-flowered sedge) N1-2
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D.
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Carex deweyana var. deweyana (Dewey's sedge) N5
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Carex bromoides ssp. bromoides (Brome-like sedge) N5
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E.
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sect. Phaestoglochin - § Phaestoglochin - Carex spicata ssp. spicata (Spiked sedge) X
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Annectens Clade
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Carex stipata (Awl-fruited sedge) N5
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Carex laevivaginata (Smooth-sheathed sedge) N5
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Carex alopecoidea (Foxtail sedge) N5
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Carex conjuncta (Soft fox sedge) N1
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Carex diandra (Lesser-panicled sedge) N5
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Carex prairea (Prairie sedge) N5
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Carex decomposita (Cypress-knee sedge) NH
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Carex vulpinoidea (Fox sedge) N5
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Carex annectens (Yellow-fruited sedge) N5
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Carex cephaloidea (Thin-leaf sedge) N5
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Carex cephalophora (Oval-headed sedge) N5
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Carex sparganioides (Bur-reed sedge) N5
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Carex muehlenbergii var muehlenbergii (Muhlenberg's sedge) N4
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Carex muehlenbergii var enervis (Muhlenberg’s veinless sedge) N3
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Carex mesochorea (Midland sedge) N2
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Carex aggregata (Glomerate sedge) N2
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Carex leavenworthii (Leavenworth's sedge) N?
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Carex praegracilis (Clustered field sedge) X-NA
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sect. Physoglochin
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§ Physoglochin - Carex alascana (Northern bog sedge) N1
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G.
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sect. Macrocephalae
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§ Macrocephalae - Carex kobomugi (Asian sand sedge) X-A
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Rosea Clade
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Carex rosea (Rosy sedge) N5
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Carex radiata (Eastern star sedge) N5
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Carex appalachica (Appalachian sedge) N5
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Carex retroflexa (Reflexed sedge) N4
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Carex texensis (Texas sedge) X-NA
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H.
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I.
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sect. Cyperoideae
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Carex sychnocephala (Many-headed sedge) N1
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Carex scoparia (Pointed broom sedge) N5
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Carex normalis (Greater straw sedge) N5
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Carex tenera (Delicate quill sedge) N5
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Carex echinodes (Prickly quill sedge) N1
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Carex bebbii (Bebb's sedge) N5
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Carex brevior (Short-beaked sedge) N5
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Carex crawfordii (Crawford's sedge) N4
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Carex festucacea (Fescue sedge) N4
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Carex bicknellii (Bicknell's sedge) N3
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Carex merritt-fernaldii (Fernald's sedge) N2-3
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Carex molesta (Troublesome sedge) N2-3
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Carex tincta (Tinged sedge) NH
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Carex tribuloides (Blunt broom sedge) N5
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Carex projecta (Necklace sedge) N5
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Carex cristatella (Crested sedge) N5
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Carex muskingumensis (Muskingum sedge) X-NA
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Carex alata (Broadwing sedge) N4
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Carex longii (Long's sedge) N
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Carex albolutescens (Greenish-white sedge) N
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Carex cumulata (Clustered sedge) N2-3
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Carex silicea (Sea-beach sedge) N4
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Carex hormathodes (Marsh straw sedge) N2-3
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Carex straminea (Eastern straw sedge) N1
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Carex foenea (Hay sedge) N5
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Carex argyrantha (Silvery-flowered sedge) N4
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Carex adusta (Lesser brown sedge) N1
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subg. Carex
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IS. sect. Secalinae - § Secalinae - Carex secalina (Rye sedge) X-EA
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A. sect. Albae - § Albae - Carex eburnea (Bristle-leaved sedge) N4
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B. Sect. Cryptostachyae
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C. Decora Clade
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D. Tristachya Clade
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E.
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Flacca Clade -
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Carex flacca ssp. flacca (Heath sedge) X-E
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sect. Panicae
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Carex aurea (Golden-fruited sedge) N5
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Carex garberi (Elk sedge) N1
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Carex tetanica (Rigid sedge) N5
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Carex woodii (Wood’s sedge) N5
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Carex livida (Livid sedge) N1
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Carex meadii (Mead's sedge) N1
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Carex vaginata (Sheathed sedge) N1
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Carex panicea (Grass-like sedge) X-NA
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Carex laxiflora (Broad looseflower sedge) N5
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Carex gracilescens (Slender loose-flowered sedge) N5
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Carex leptonervia (Nerveless woodland sedge ) N5
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Carex blanda (Eastern woodland sedge) N5
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Carex albursina (White bear sedge) N5
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Carex ormostachya (Necklace spike sedge) N4
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Carex striatula (Lined sedge) N1
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Carex styloflexa (Bent sedge) N1
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F. Fastigata Clade
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G. sect. Pictae
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§ Clandestinae - Carex pedunculata ssp. pedunculata (Long-stalked sedge) N5
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H. Hirta Clade
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Carex lacustris (Lake sedge) N5
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Carex lasiocarpa ssp. americana (American woolly-fruited sedge) N5
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Carex pellita (Woolly sedge) N5
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Carex striata (Walter's sedge) N2
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Carex houghtoniana (Houghton's sedge) N2
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Carex trichocarpa (Hairy-fruited sedge) N4
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Carex atherodes (Wheat sedge) N3
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Carex hirta (Hairy sedge) X-E
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Carex lurida (Sallow sedge) N5
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Carex baileyi (Bailey's sedge) N5
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Carex comosa (Bristly sedge) N5
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Carex hystericina (Porcupine sedge) N5
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Carex pseudocyperus (Cyperus-like sedge) N5
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Carex schweinitzii (Schweinitz's sedge) N2-3
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Carex retrorsa (Retrorse sedge) N5
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Carex tuckermanii (Tuckerman's sedge) N5
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Carex utriculata (Beaked sedge) N5
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Carex vesicaria (Blister sedge) N5
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Carex oligosperma (Few-seeded sedge) N3
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Carex bullata (Button sedge) N1
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Carex lupulina (Hop sedge) N5
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Carex intumescens (Bladder sedge) N5
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Carex grayi (Bladder sedge) N5
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Carex lupuliformis (False hop sedge) N2
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Carex frankii (Frank's sedge) N1
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I.
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J. sect. Stylosae - § Phacocystis - Carex haydenii (Hayden's sedge) N2
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K.
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Carex crinita (Fringed sedge) N5
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Carex gynandra (Nodding sedge) N5
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Carex torta (Twisted sedge) N5
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Carex mitchelliana (Mitchell's sedge) N1-2
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Carex aquatilis (Water sedge) N5
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Carex lenticularis (Lakeshore sedge) N5
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Carex emoryi (Emory's sedge) N1
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Carex stricta (Tussock sedge) N5
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Carex bigelowii (Bigelow's sedge) N2
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Carex nigra (Smooth black sedge) N1
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L.
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M.
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Incertae Sedis - § Anomalae - Carex scabrata
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sect. Paludosae - § Paludosae - Carex acutiformis (I)
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Vestita Clade - § Paludosae - Carex vestita (Velvet sedge) N5
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sect. Scirpinae
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§ Scirpinae - Carex scirpoidea (Canadian single-spike sedge) N1
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Castanea Clade
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"Gracillimae"
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Carex gracillima (Graceful sedge) N5
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Carex aestivalis (Summer sedge) N4
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Carex × aestivaliformis (False summer sedge) N
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Carex davisii (Davis' sedge) N2
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Carex formosa (Handsome sedge) N2
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"Arctatae"
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Carex arctata (Drooping woodland sedge) N5
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Carex debilis var. rudgei (Rudge’s sedge) N5
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Carex debilis var. debilis (White-edged sedge) N2
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Carex castanea (Chestnut sedge) N4
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Carex venusta (Dark-green sedge) N1
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Carex × knieskerni (Knieskern’s sedge) N
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Carex pallescens (Pales sedge) N5
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Carex hirsutella (Hairy-leaved sedge) N5
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Carex swanii (Swan's sedge) N5
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Carex virescens (Ribbed sedge) N5
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Carex bushii (Bush's sedge) N3
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Carex caroliniana (Carolina sedge) N1
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Carex hirtifolia (Pubescent sedge) N5
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Carex polymorpha (Variable sedge) NH
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N.
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sect. Griseae
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Carex granularis (Limestone meadow sedge) N5
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Carex crawei (Crawe's sedge) N2
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Carex digitalis var. digitalis (Slender woodland sedge) N5
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Carex abscondita (Thicket sedge) N1
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Carex laxiculmis var. laxiculmis (Spreading sedge) N5
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Carex laxiculmis var. copulata (Bright-green spreading sedge) N4
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Carex platyphylla (Broad-leaved sedge) N5
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Carex careyana (Carey's sedge) N1
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Carex plantaginea (Plantain-leaved sedge) N5
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Carex hitchcockiana (Hitchcock's sedge) N3
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Carex glaucodea (Blue sedge) N2
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Carex conoidea (Open-field sedge) N5
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Carex grisea (Inflated narrow-leaved sedge) N5
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Carex amphibola (Eastern narrow-leaved sedge) N1
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Carex oligocarpa (Eastern few-fruited sedge) N4
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sect. Collinsiae
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§ Collinsiae - Carex collinsii (Collins' sedge) N1
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O.
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Esquiroliana Clade (0)
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P.
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sect. Chlorostachyae - § Chlorostachyae - Carex capillaris ssp. capillaris (Hair-like sedge) (N1)
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Q.
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Carex folliculata (Long sedge)
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Carex michauxiana (Michaux's sedge)
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Carex flava (Yellow sedge) N5
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Carex viridula var. viridula (Green sedge) N5
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Carex cryptolepis (Small yellow sedge) N3
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R. Fulginosa Clade (0)
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S. sect. Hymenochlaenae - § Hymenochlaenae - Carex cherokeensis (Cherokee sedge) NL
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T. Hallerianae–Digitatae Clade (0)
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U. Setigera–Haematostoma Clade (0)
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V. Concinna Clade
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§ Clandestinae - Carex richardsonii (Richardson's sedge) NX
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W. sect. Acrocystis
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America
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East
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Carex pensylvanica (Pennsylvania sedge) N5
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Carex lucorum (Blue Ridge sedge) N4
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Carex tonsa (Shaved sedge) N5
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Carex rugosperma (Parachute sedge) N5
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Carex umbellata (Parasol sedge) N5
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Carex albicans var. albicans (White-tinged sedge) N5
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Carex nigromarginata (Black-edge sedge) N1-3
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Carex reznicekii (Reznicek's sedge) N1-2
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Carex emmonsii (Emmons' sedge) N3
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Carex novae-angliae (New England sedge) N4
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West
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Carex communis (Fibrous-rooted sedge) N5
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Carex deflexa var. deflexa (Northern sedge) N3-4
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Carex peckii (Peck's sedge) N4
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Western America Clade (0)
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Eurasia
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Carex montana (Mountain sedge) X
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X. Mitrata Clade - § Mitratae - Carex caryophyllea (Spring sedge) (X)
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