Origin: Native
Conservation Status: Not of concern
[none provided]
Occurring on both sides of the Cascades crest in Washington; British Columbia to Oregon, east to Alberta, Idaho, and Montana.
Occurring west of the Cascades crest in lowland western Washington; British Columbia to California,
Occurring west of the Cascades crest in Washington; Alaska to Oregon and Idaho, east across Canada and the Great Lakes region to northeastern North America.
Occurring west of the Cascades crest in Washington; British Columbia to California.
Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to Alberta, Idaho, Montana, and Wyoming.
Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east to the Rocky Mountains.PNW Herbaria: Specimen records of Rhododendron in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Rhododendron checklist entry
OregonFlora: Rhododendron information
E-Flora BC: Rhododendron atlas page
CalPhotos: Rhododendron photos