Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east to Montana, Wyoming, and Nevada.
Habitat: Stream and lake margins, damp woodlands and meadows.
Flowers: July-August
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Wind
[none provided]
PNW Herbaria: Specimen records of Agrostis oregonensis in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Agrostis oregonensis checklist entry.
OregonFlora: Agrostis oregonensis information.
E-Flora BC: Agrostis oregonensis atlas page.
CalPhotos: Agrostis oregonensis photos.
USDA Plants: Agrostis oregonensis information.