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
Conservation Status: Not of concern
Pollination: Wind
[none provided]
PNW Herbaria: Specimen records of Carex filifolia var. filifolia in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Carex filifolia var. filifolia checklist entry
OregonFlora: Carex filifolia var. filifolia information
E-Flora BC: Carex filifolia var. filifolia atlas page
CalPhotos: Carex filifolia var. filifolia photos