Flowers: June - August
Origin: Native
Conservation Status: Review Group 1 in Washington (WANHP)
[none provided]
PNW Herbaria: Specimen records of Carex haydeniana in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Carex haydeniana checklist entry.
E-Flora BC: Carex haydeniana atlas page.
CalPhotos: Carex haydeniana photos.
USDA Plants: Carex haydeniana information.