Page authors: Don Knoke, David Giblin
Bidens vulgata
tall beggar-ticks, western sticktight

Distribution: 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.

Habitat: Streamsides, ponds, lakes, ditches and other moist to wet waste places.

Flowers: July-October

Origin: Introduced from British Columbia

Growth Duration: Annual

Conservation Status: Not of concern


Annual, nearly glabrous throughout, 3-15 dm. tall.


Leaves with petioles 1-6 cm. long, pinnately compound, with 3-5 lanceolate, pointed, serrate leaflets up to 10 cm. long and 3 cm. wide.


Heads without rays, the disk about 1 cm. wide; outer involucral bracts 10-16, green and leafy, surpassing the pale yellow disk.


Achenes flat, narrowly wedge-shaped, usually olivaceous, 5-10 mm. long, with persistent pappus of 2 barbed awns.

Accepted Name:
Bidens vulgata Greene
Publication: Pittonia. 4: 72. 1899.

Synonyms & Misapplications:
(none provided)
Additional Resources:

PNW Herbaria: Specimen records of Bidens vulgata in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Bidens vulgata checklist entry.

E-Flora BC: Bidens vulgata atlas page.

CalPhotos: Bidens vulgata photos.

USDA Plants: Bidens vulgata information.

20 photographs:
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