Distribution: Occurring chiefly west of the Cascades crest in Washington; British Columbia to California, east to Idaho and Montana, also in the central U.S. and northeastern North America.
Habitat: Disturbed areas including roadsides, moist ground in waste places and lawns, prairies, balds, and forest edge.
Origin: Introduced from Europe
Conservation Status: Not of concern
Low, spreading annual, hairy and somewhat glandular, the stems 1-4 dm. tall.
Leaves long-petiolate, the blades 2-5 cm. broad, reniform, divided palmately over half way into 5-7 lobes, these cut about half their length into 3-5 segments.
Cymes few-flowered; sepals 5, soft-hairy, not bristle-tipped; petals 5, pink, shallowly notched, slightly exceeding the sepals; fertile stamens 10, the inner filaments united at the base; stylar column 6-8 mm long with a filiform beak 1-2 mm long, stigmas 1-2 mm.
Mericarps 5, approximately 2 mm, wrinkled crosswise, glabrous; seeds smooth.