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