Distribution: Occurring east of the Cascades crest in Washington; Alaska to California, east to the Great Plains.
Habitat: Lowland to alpine, formerly common in dry meadows of Palouse and sagebrush.
Flowers: April-July
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Wind
[none provided]
PNW Herbaria: Specimen records of Carex filifolia in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Carex filifolia checklist entry.
OregonFlora: Carex filifolia information.
E-Flora BC: Carex filifolia atlas page.
CalPhotos: Carex filifolia photos.
USDA Plants: Carex filifolia information.