Distribution: Occurring west of the Cascades crest and in the Columbia River Gorge in Washington; British Columbia to California, east to Texas; also in the northeastern U.S.
Habitat: Shores of streams and rivers, dredge spoils.
Flowers: June-September
Origin: Introduced from Eurasia
Growth Duration: Perennial
Conservation Status: Not of concern
[none provided]
PNW Herbaria: Specimen records of Polypogon viridis in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Polypogon viridis checklist entry
OregonFlora: Polypogon viridis information
E-Flora BC: Polypogon viridis atlas page
CalPhotos: Polypogon viridis photos