Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to the Rocky Mountains, northern Great Plains, Great Lakes region, and northeastern North America.
Habitat: Shores, marshes, peatlands, dunes, hollows, hot springs, often where limy, or saline soils.
Flowers: May-August
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Wind
[none provided]
Publication: Fl. Bor.-Amer. 2: 170. 1803.
Carex irregularis Schwein.
Carex oederi Ehrh. [HC]
Carex oederi Retz. var. pumila (Cosson & Germain) Fernald
Carex oederi Retz. var. viridula (Michx.) Kük. [HC]
Carex pulchella (Lönnroth) Lindm.
Carex scandinavica E.W. Davies
Carex serotina Mérat
Carex subglobosa Miel.
Carex viridula Michx. var. viridula [FNA23]
PNW Herbaria: Specimen records of Carex viridula ssp. viridula in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Carex viridula ssp. viridula checklist entry
OregonFlora: Carex viridula ssp. viridula information
E-Flora BC: Carex viridula ssp. viridula atlas page
CalPhotos: Carex viridula ssp. viridula photos
