Distribution: Occurring west of the Cascades crest in Washington; southwestern British Columbia to southwestern Washington.
Habitat: Peatlands, ditches, sandy shores, floating logs, and cranberry farms.
Flowers: July-September
Origin: Introduced from eastern North America
Growth Duration: Perennial
Conservation Status: Not of concern
[none provided]
PNW Herbaria: Specimen records of Triadenum fraseri in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Triadenum fraseri checklist entry
OregonFlora: Triadenum fraseri information
E-Flora BC: Triadenum fraseri atlas page
CalPhotos: Triadenum fraseri photos