Distribution: Widely distributed throughout the mountainous areas on both sides of the Cascades crest in Washington; Alaska to northern California, east to Alberta and the northern Rocky Mountain States.
Habitat: Moist areas, low to high elevations
Flowers: May-July
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
[none provided]
PNW Herbaria: Specimen records of Alnus viridis ssp. sinuata in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Alnus viridis ssp. sinuata checklist entry.
OregonFlora: Alnus viridis ssp. sinuata information.
E-Flora BC: Alnus viridis ssp. sinuata atlas page.
CalPhotos: Alnus viridis ssp. sinuata photos.
USDA Plants: Alnus viridis ssp. sinuata information.