Origin: Native
Conservation Status: Not of concern
[none provided]
Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to the Rocky Mountains.
Occurring chiefly west of the Cascades crest in Washington; Alaska to California, east to Alberta, Idaho, and Montana.
Occurring on both sides of the Cascades crest throughout Washington; Alaska to California, east to the Rocky Mountains, northern Great Plains, further east to the Great Lakes region and eastern North America.PNW Herbaria: Specimen records of Trisetum in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Trisetum checklist entry
OregonFlora: Trisetum information
E-Flora BC: Trisetum atlas page
CalPhotos: Trisetum photos