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76 Carex spp

 Scientific name isPlantDescriptionStemDescriptionLeafDescriptionInflorescenceDescriptionFlowerDescriptionCapsuleDescriptionSeedDescription
Carex albonigraCarex albonigra
Carex anthoxantheaCarex anthoxanthealeaves flat and narrow to 2.5mm wideSingle spike per stem. Each spike with either male or female flowers. Perigynia slender, beak with dark tip. Stigmas 2 or 3.
Carex aquatilisCarex aquatilisLeaves linear and grass-like, up to 1/2 inch wide and to 20 inches or more longInflorescence of multiple spikes. The spikes may be nodding, but the uppermost is typically erect. The lower 3-5 with female flowers, the upper 2-4 with male flowers. The lowermost leaf-like bract is longer than the inflorescence.
Carex arctaCarex arcta
Carex atherodesCarex atherodes
Carex athrostachyaCarex athrostachya
Carex atratiformisCarex atratiformis
Carex atrosquamaCarex atrosquama
Carex aureaCarex aurea
Carex bebbiiCarex bebbii
Carex bicolorCarex bicolor
Carex bigelowiiCarex bigelowii
Carex brunnescensCarex brunnescens
Carex buxbaumiiCarex buxbaumiiLeaves grass-like, to 3.5 mm wide.Multiple erect spikes on short stalks. The leaf-like bract length variable relative to the inflorescence. The spikes seperate on the stem. The uppermost spike with male flowers at base and female above, the other spikes all female. Perigynial bracts with sharp pointed apex. Perigynia beakless
Carex canescensCarex canescensLeaves grass-like,linear to 3.5 mm wideSeveral spikes sessile and crowded on the stem. The bract is shorter than the spikes. Spikes have female flowers above and male flowers below. The terminal spike has male flowers less than half the spike length. Perigynial scales are green with a clear center.
Carex capillarisCarex capillarisLeaves linear, flat, to 4mm wide
Carex chordorrhizaCarex chordorrhiza
Carex circinataCarex circinataLeaves linear, involute, to 0.5mm wideOne spike per stem. Spikes with male flowers above the female flowers.Perigynia narrow, 9 times as long as wide. Margins of upper end of perigynia with fine teeth. Beak tip clear. Stigmas 2.
Carex concinnaCarex concinna
Carex crawfordiiCarex crawfordii
Carex diandraCarex diandra
Carex dispermaCarex disperma
Carex echinataCarex echinataLeaves linear, green, to 3mm wide3-5 Spikes sessile on stalk, spikes may be seperated or crowded on the stem. Each spike with female flowers above and male flowers below. Green to brown perigynia spreading or bent back at maturity. Stigmas 2.
Carex filifoliaCarex filifolia
Carex flavaCarex flava
Carex foeneaCarex foenea
Carex fuliginosaCarex fuliginosa
Carex garberiCarex garberi
Carex glacialisCarex glacialis
Carex glareosaCarex glareosa
Carex gmeliniiCarex gmelinii
Carex gynocratesCarex gynocrates
Carex hoodiiCarex hoodii
Carex interiorCarex interior
Carex krauseiCarex krausei
Carex lachenaliiCarex lachenalii
Carex laeviculmisCarex laeviculmis
Carex lasiocarpaCarex lasiocarpa
Carex lenticularisCarex lenticularisLeaves green to 4mm wide. Plant bases brown or reddish brown.Bract subtending inflorescence longer than the spikes. Spikes erect. Lateral 3-7 staled spikes female, terminal spikes male. Perigynial bracts pale brown to black, shorter than perigynia. Perigynia with 2 stigmas.
Carex leptaleaCarex leptalea
Carex limosaCarex limosa
Carex lividaCarex lividaLeaves linear, pale blue-green2-3 erect spikes per inflorescence, lateral spikes stalked, with female flowers, terminal spike male. Perigynial bracts pale to dark brown with green midrib. Perigynia greenish, widest at middle, 3 stigmas.
Carex loliaceaCarex loliacea
Carex lyngbyeiCarex lyngbyeiLinear, green leaves to 8mm wideSub-inflorescence bract longer than inflorescence. Lateral spikes pendant on long stalks. Lateral spikes with female flowers only or with male flowers above female flowers. Terminal 2 or 3 spikes male. Perigynial scales dark brown, longer than perigynia. Perigynia with 5-7 veins on each face and 2 stigmas.
Carex mackenzieiCarex mackenziei
Carex maclovianaCarex macloviana
Carex macrocephalaCarex macrocephalaLeaves 2-5 per stem, blades narrow, tapered to the tips.Spikes with either male or female flowers. Many flowered spikes grouped in a cylindrical (male) to egg-shaped (female) cluster at stem apex. Perigynia with 3 stigmas and toothed margin
Carex macrochaetaCarex macrochaetaLeaves linear, green to 5 mm wide.3-5 spikes per inflorescence. Lateral spikes on long dangling stalks, with female flowers. Terminal spike male. Perigynia bracts dark brown with long (1-3mm (12)) awn. Perigynia light green, 3 stigmas.
Carex magellanicaCarex magellanica
Carex maritimaCarex maritima
Carex mediaCarex media
Carex membranaceaCarex membranacea
Carex mertensiiCarex mertensiiLinear leaves to 8 mm wide.4-9 spikes per inflorescence. Lateral spikes with female flowers, the terminal spike with male flowers below the female ones. Spikes on long stalks. Perigynia scales brown to black, shorter and narrower than perigynium. Perigynia green or brown, ovate, with 3 stigmas.
Carex microchaetaCarex microchaeta
Carex microglochinCarex microglochin
Carex micropodaCarex micropodaLeaves linear, involute, to 1.5mm wide.One spike per stem. Spikes with male flowers above female flowers. Perigynial scales dark brown or black, deciduous. Perigynia ascending when young, spreading or reflexed when mature. 2 or 3 stigmas.
Carex nardinaCarex nardinaLeaves very narrow and wiry, to 0.5mm wide. Leaves with persistant yellow-brown sheaths.Single androgynous spike with 5-15 perigynia. Inflorescence lacks bracts. Perigynial scales as wide as perigynia. Perigynia serrulate at tips. 2 or 3 stigmas.
Carex nigricansCarex nigricansLeaves linear, flat, to 4mm wide.1 spike per inflorescence. Male flowers above female flowers in spike. No bract subtending spike. Perigynia scales lance-shaped, brown to black, early deciduous. Perigynia erect when young, spreading to reflexed with age. Perigynia with dark brown or black beak. 3 stigmas.
Carex obnuptaCarex obnupta
Carex pachystachyaCarex pachystachyaLeaves linear 1.2-4.2 mm wideInflorescence dense and head-like. Spikes gynecandrous or with female flowers only. Perigynial scales shorter and narrower than the perigynia. 2 stigmas
Carex paucifloraCarex paucifloraLeaves linear, only 1-3 per clump, lowermost leaves without blades, uppermost with blades to 1.6mm wide.One spike per stem. Male flowers above female flowers in each spike. Without subtending leafy bract. Perigynial scales deciduous. Perigynia lance-shaped, light green to yellow-brown, erect when young, spreading to reflexed with age. 3 stigmas
Carex phaeocephalaCarex phaeocephalaLeaves linear to 20 cm, tough, edges sometimes rolledAscending or erect gynecandrous spikes. Spikes sessile on stem. Perigynial scales gold to brown with lighter midrib. Perigynia ovate, with winged margins, gold to brown, with beaked tip, 2 stigmas.
Carex plurifloraCarex plurifloraLeaves gray green, flat or with recurved margins. Leaves to 4mm wide.Lateral spikes female, on long stalks. Terminal spike male or occasionally with female flowers above male flowers. Perigynia scales black, wider and shorter than perigynia, with short awn. Perigynia green to black, with 3 stigmas
Carex podocarpaCarex podocarpa
Carex praticolaCarex praticola
Carex presliiCarex preslii
Carex rossiiCarex rossii
Carex rostrataCarex rostrataLeaves glaucous, u-shaped in cross section, strongly papillose at 20X on upper surfaces. Leaves to 4.5 mm wide.(1)2-3 erect female spikes. Spikes up to 10cm long. Terminal (1)2-4 spikes male, well seperated from the female ones. Perigynal scales usually without awns. Perigynia spreading, with narrow beak. 3 stigmas, style persistant, becoming curved
Carex saxatilisCarex saxatilis
Carex scirpoideaCarex scirpoideaLinear leaves to 2.5mm wide. Lower leaves without blades.1 spike per stem with either male or female flowers. Perigynial scales brown to purplish, longer than perigynia, often with clear margin with fringe of hairs. Perigynia lance-shaped, hairy, dark purplish. Usually with 3 stigmas.
Carex spectabilisCarex spectabilisLeaves 2-5 mm wide, somewhat glaucous(2) 3-5 (-9) spikes. Lateral spikes female, upper ones erect and lower ones drooping often on long stems. Terminal spike male. Perigynia scales dark with light midvein, sometimes with a short awn. Perigynia with 3 stigmas
Carex stipataCarex stipataLeaves linear, to 5-11 mm wide. Leaves sheathed, the fronts cross-corrugated and clear.Dense heads, all spikes with male flowers above female flowers. Perigynia widest at base, with brown veins, 2 stigmas. Perigynia spreading at maturity.
Carex stylosaCarex stylosaLeaves linear, 2-4 mm wide(2)3-4 (5) spikes per inflorescence. Lateral spikes upright and female. Terminal spike male or occasionally with male and female flowers. Perigynia scales dark brown to black with a lighter midvein. Perigynia spreading with 3 stigmas.
Carex tenuifloraCarex tenuiflora
Carex utriculataCarex utriculataLinear, green, flat or "W" shaped in cross section. Wides leaves to 12mm wide. Leaf sheaths with cross walls that look something like bricks.2-5 erect, lateral spikes with female flowers. Female spikes well seperated from 2-5 terminal male spikes. Perigynial spikes usually shorter than the perigynia. Perigynia spreading, inflated with 9-15 veins. Apex with beak. 3 persistant stigmas.
Carex viridulaCarex viridulaLeaves to 3mm wide.1-8 crowded spikes, lowermost may be seperate. Lateral spikes with female flowers only or with male flowers above female flowers (androgynous). Terminal spike with male flowers only or with male flowers above female flowers. Perigynia widely spreading. Perigynia bracts shorter than perigynia. 3 stigmas. Lowest bract at right angle or more from the stem.