Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east across much of North America to the Atlantic Coast.
Habitat: Roadsides, fields, ditches, wastelots, and other disturbed open areas.
Flowers: July-September
Origin: Introduced from Eurasia
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Wind
Fragrant perennial herb, 4-12 dm. tall, silky throughout with soft hairs at least when young.
Lower leaves long-petiolate, 2-3 times pinnatifid, with oblong segments 1.5-4 mm. wide, the blade rounded-ovate in outline, 3-8 cm. long; other leaves progressively reduced upward.
Inflorescence ample, leafy; involucre 2-3 mm. high, densely silky-hairy, dry and somewhat papery; corollas all tubular, yellowish, fertile, the marginal ones pistillate; receptacle covered with long, white hairs; pappus none.
Achenes glabrous.
PNW Herbaria: Specimen records of Artemisia absinthium in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Artemisia absinthium checklist entry
OregonFlora: Artemisia absinthium information
E-Flora BC: Artemisia absinthium atlas page
CalPhotos: Artemisia absinthium photos