Distribution: Occurring west of the Cascades crest in Washington; southwestern British Columbia to western Washington; also in the Great Lakes region.
Habitat: Disturbed ground, gravel, open forest, paths, roadsides, and gardens.
Flowers: June-August
Origin: Introduced from Eurasia and northern Africa
Growth Duration: Perennial
Conservation Status: Not of concern
[none provided]
PNW Herbaria: Specimen records of Epilobium obscurum in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Epilobium obscurum checklist entry
OregonFlora: Epilobium obscurum information
E-Flora BC: Epilobium obscurum atlas page
CalPhotos: Epilobium obscurum photos