Distribution: Occurring west of the Cascades crest in Washington; southwestern British Columbia to California.
Habitat: Lowland thickets, stream banks, ledges, weedy slopes, trails, and railroads.
Flowers: May-July
Origin: Introduced from Europe
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Bumblebees, bees, flies, wasps
[none provided]
PNW Herbaria: Specimen records of Hypericum androsaemum in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Hypericum androsaemum checklist entry
OregonFlora: Hypericum androsaemum information
E-Flora BC: Hypericum androsaemum atlas page
CalPhotos: Hypericum androsaemum photos