Distribution: Occurring east of the Cascades crest along the Canadian border in Washington British Columbia to California, east to Sasketchewan and the Rocky Mountains.
Habitat: Moist to wet sites in the subalpine and alpine zones.
Flowers: July-August
Origin: Native
Growth Duration: Perennial
Conservation Status: Sensitive in Washington (WANHP)
Pollination: Wind
[none provided]
PNW Herbaria: Specimen records of Carex heteroneura in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Carex heteroneura checklist entry
OregonFlora: Carex heteroneura information
E-Flora BC: Carex heteroneura atlas page
CalPhotos: Carex heteroneura photos