Distribution: Occurring chiefly east of the Cascades crest in Washington; British Columbia to Oregon, east to Idaho.
Habitat: Fields, roadsides, wasteltots, and other disturbed areas.
Flowers: May-June
Origin: Introduced from Europe
Growth Duration: Annual
Conservation Status: Not of concern
Pollination: Bumblebees, bees
Erect, stiff-hairy annual, the stems simple or branching, 1.5-5 dm. tall.
Leaves alternate, basal and cauline, bipinnately dissected.
Flowers single on long, coarsely-hairy peduncles, nodding in the bud; receptacle not flared; sepals 2, 5-10 mm. long, bristly, separately early-deciduous; petals 4, scarlet with a black base, 1.5-2.2 cm. long, obovate; stamens numerous; style absent, stigma sessile, disk-like, with 5-15 round, stigmatic ridges.
Capsule oblong-obovoid, 1.5-2 cm. long, prominently ribbed, covered with stiff bristles.
Publication: Sp. Pl. 1: 506. 1753.
PNW Herbaria: Specimen records of Papaver argemone in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Papaver argemone checklist entry.
OregonFlora: Papaver argemone information.
E-Flora BC: Papaver argemone atlas page.
CalPhotos: Papaver argemone photos.
USDA Plants: Papaver argemone information.
