Distribution: Occurring east of the Cascades crest in Washington; Alaska to California, east to Northwest Territory, Saskatoon, and the Rocky Mountains.
Habitat: Dry to moist slopes and meadows, riparian areas, open forest, often among sagebrush.
Flowers: May-July
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Wind
[none provided]
PNW Herbaria: Specimen records of Carex petasata in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Carex petasata checklist entry
OregonFlora: Carex petasata information
E-Flora BC: Carex petasata atlas page
CalPhotos: Carex petasata photos