Distribution: Occurring east of the Cascades crest in Washington; British Columbia to California, east across most of North America to the Atlantic Coast.
Habitat: Disturbed dry slopes, meadows, fields, forest openings, and other disturbed, open places from low to middle elevations.
Flowers: June-September
Origin: Introduced from central Asia
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Bees, flies, beetles, wasps
Coarse, bushy perennial from deep rhizomes, 4-8 dm. tall, finely loose white-woolly throughout.
Lower cauline leaves up to 15 cm. long by 4 cm. wide, often few lobed; other leaves numerous, smaller, entire or with a few teeth.
Heads numerous, terminating the branches; involucre pale yellow-green, 9-15 mm. high, the middle and outer bracts broad, glabrous, with rounded hyaline tips, the inner bracts narrower and tapering, with hairy tips; flowers purple; pappus bristles 11 mm. long; receptacle densely bristly.
Achene
PNW Herbaria: Specimen records of Rhaponticum repens in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Rhaponticum repens checklist entry
OregonFlora: Rhaponticum repens information
E-Flora BC: Rhaponticum repens atlas page
CalPhotos: Rhaponticum repens photos