Origin: Native
Conservation Status: Not of concern
[none provided]
Occurring on both sides of the Cascades crest in Washington; Alaska to northern California, east to Alberta, Idaho, and Montana.PNW Herbaria: Specimen records of Thuja in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Thuja checklist entry
OregonFlora: Thuja information
E-Flora BC: Thuja atlas page
CalPhotos: Thuja photos