Distribution: Occurring east of the Cascades crest in Washington; Alaska to California, east across the northern U.S. and Canada to the Atlantic Coast; disjunct in Colorado.
Habitat: Moist or wet meadows, seasonal wetlands, receding shores, and sandy sloughs.
Flowers: June-August
Origin: Native
Growth Duration: Perennial
Conservation Status: Sensitive in Washington (WANHP)
Pollination: Wind
[none provided]
PNW Herbaria: Specimen records of Carex sychnocephala in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Carex sychnocephala checklist entry
OregonFlora: Carex sychnocephala information
E-Flora BC: Carex sychnocephala atlas page
CalPhotos: Carex sychnocephala photos