Papaver argemone
long prickly-head poppy
WTU specimens
Other herbaria

Distribution: Introduced from Europe and occasionally escaping, established in scattered localities east of the Cascades in Washington.

Habitat: Disturbed soil.

Flowers: May - June

Origin: Introduced from Europe

Conservation Status: Not of concern

Description:
General:

Erect, stiff-hairy annual, the stems simple or branching, 1.5-5 dm. tall.

Leaves:

Leaves alternate, basal and cauline, bipinnately dissected.

Flowers:

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.

Fruits:

Capsule oblong-obovoid, 1.5-2 cm. long, prominently ribbed, covered with stiff bristles.

Accepted Name:
Papaver argemone L.
Publication: Sp. Pl. 1: 506. 1753. 1753.

Synonyms & Misapplications:
(none provided)
Additional Resources:

PNW Herbaria: Specimen records of Papaver argemone in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Papaver argemone checklist entry.

E-Flora BC: Papaver argemone atlas page.

CalPhotos: Papaver argemone photos.

USDA Plants: Papaver argemone information.

9 photographs:
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