Origin: Native
Conservation Status: Not of concern
[none provided]
 Occurring west of the Cascades crest in the northern Puget Trough area in Washington; southwestern British Columbia to King County, Washington.
   Occurring west of the Cascades crest in the northern Puget Trough area in Washington; southwestern British Columbia to King County, Washington. Occurring west of the Cascades crest in Washington; British Columbia to Oregon, east to Montana, east across Canada to the Great Lakes region and northeastern North America.
   Occurring west of the Cascades crest in Washington; British Columbia to Oregon, east to Montana, east across Canada to the Great Lakes region and northeastern North America. Widely distributed on both sides of the Cascades crest in Washington; Alaska to California, east across North America to the Atlantic Coast.
    Widely distributed on both sides of the Cascades crest in Washington; Alaska to California, east across North America to the Atlantic Coast. Occurring chiefly west of the Cascades crest in Washington; Alaska to California, east to Idaho and Montana; native from central North America east to the Atlantic Coast.
   Occurring chiefly west of the Cascades crest in Washington; Alaska to California, east to Idaho and Montana; native from central North America east to the Atlantic Coast. Occurring on both sides of the Cascades crest in Washington; southern British Columbia to California, east across North America to the Atlantic Coast.
    Occurring on both sides of the Cascades crest in Washington; southern British Columbia to California, east across North America to the Atlantic Coast. Occurring chiefly west of the Cascades crest in Washington; Alaska to California, east across North America to the Atlantic Coast where native.
    Occurring chiefly west of the Cascades crest in Washington; Alaska to California, east across North America to the Atlantic Coast where native. Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east across all but the southwestern U.S. to the Atlantic Coast.
   Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east across all but the southwestern U.S. to the Atlantic Coast.PNW Herbaria: Specimen records of Bidens in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Bidens checklist entry
OregonFlora: Bidens information
E-Flora BC: Bidens atlas page
CalPhotos: Bidens photos