Distribution: Occurring chiefly west of the Cascades crest in Washington; southwestern British Columbia to southwestern Oregon.
Habitat: Sand bars, riverbanks, occasionally wet meadows, and reservoir shores.
Flowers: April-May
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Wind
[none provided]
PNW Herbaria: Specimen records of Carex interrupta in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Carex interrupta checklist entry
OregonFlora: Carex interrupta information
E-Flora BC: Carex interrupta atlas page
CalPhotos: Carex interrupta photos