Distribution: Occurring chiefly west of the Cascades crest in Washington; Alaska to Oregon, east to Montana, Idaho, and Utah, also from Great Lakes region to northeastern North America.
Habitat: Roadsides, fields, ditches, shores, wastelots, and other disturbed, open areas.
Origin: Introduced from Europe
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Bees, flies, beetles, wasps
Pubescent perennial from creeping rhizomes, the stems 30-60 cm. tall.
Leaves alternate, entire, and lanceolate.
Heads discoid, terminal and solitary on the stem; flowers blue, the long corolla tube deeply five-lobed; involucre bracts imbricate, with bristly margins.