Distribution: Occurring east of the Cascades crest in Washington; British Columbia to Oregon, east across North America to the Atlantic Coast.
Flowers: August-September
Origin: Native
Growth Duration: Perennial
Conservation Status: Sensitive in Washington (WANHP)
[none provided]
PNW Herbaria: Specimen records of Sporobolus compositus in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Sporobolus compositus checklist entry.
OregonFlora: Sporobolus compositus information.
E-Flora BC: Sporobolus compositus atlas page.
CalPhotos: Sporobolus compositus photos.
USDA Plants: Sporobolus compositus information.