Page author: Kevin Armitano
Carex nebrascensis
Nebraska sedge

Distribution: East of the Cascades, Washington to California, east to Kansas

Habitat: Wet meadows and other wet areas, often in alkaline areas, lowlands to moderate elevations in the mountains

Flowers: May - July

Origin: Native

Conservation Status: Not of concern


Perennial herb, varyingly cespitose to rhizomatous with internodes; typically monoecious; stems generally triangular, often solid within.


Leaves 3-ranked, usually tufted at stem base; blade 3--12 mm wide, thick, scabrous on midrib and margin, glabrous otherwise, generally strongly blue or glaucous.


Inflorescence composed of lateral spikelets in spike, raceme, panicle, or head-like arrangement, 3-6 x 5-9 mm, generally 2-colored, pressed flat; inflorescence bract wider than spikelets, base often dark-margined; flowers unisexual, no perianth; staminate flower with generally 3 stamens; pistillate flower enclosed by perigynium, bract often white-margined, obtuse to awned, tip or awn glabrous, styles 1, stigma 2-3 and exserted.


1.3-2 mm x 0.9-1.8 mm; perigynium number 30-150, ascending, 2.6-4 mm x 1.6-2.5 mm, sessile, not papillate, veined, tough, often red-dotted, beak ranging 0.2-0.6 mm, tip brown or purple, teeth minute or occasionally hairy.

Accepted Name:
Carex nebrascensis Dewey
Publication: Amer. J. Sci. Arts, ser. 2. 18: 102. 1854. 1854.

Synonyms & Misapplications:
Carex jamesii Torr.
Carex nebrascensis Dewey var. eruciformis Suksd.
Carex nebrascensis Dewey var. praevia L.H. Bailey
Carex nebrascensis Dewey var. ultriformis L.H. Bailey
Additional Resources:

PNW Herbaria: Specimen records of Carex nebrascensis in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Carex nebrascensis checklist entry.

E-Flora BC: Carex nebrascensis atlas page.

CalPhotos: Carex nebrascensis photos.

USDA Plants: Carex nebrascensis information.

26 photographs:
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