Page authors: Don Knoke, David Giblin
Papaver rhoeas
corn poppy

Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska to California, east across much of North America to the Atlantic Coast.

Habitat: Fields, roadsides, wastelots, and other disturbed areas.

Flowers: May-July

Origin: Introduced from Eurasia

Growth Duration: Annual

Conservation Status: Not of concern

Pollination: Bumblebees, bees


Annual with stiff, bristly hairs, the branching stems 3-7 dm. tall.


Leaves alternate, basal and cauline, petiolate, the blades pinnately lobed or incised to divided.


Flowers single on long, bristly, terminal and axillary peduncles; sepals 2, separately early-deciduous; petals 4, 5-7 cm. long, usually scarlet with a black, basal or central blotch; stamens numerous; style absent, stigma sessile, disk-like, with 5-15 round, stigmatic ridges.


Capsule glabrous, sub-globose to broadly obovoid, 10-15 mm. long.

Accepted Name:
Papaver rhoeas L.
Publication: Sp. Pl. 1: 507. 1753.

Synonyms & Misapplications:
(none provided)
Additional Resources:

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

WA Flora Checklist: Papaver rhoeas checklist entry.

OregonFlora: Papaver rhoeas information.

E-Flora BC: Papaver rhoeas atlas page.

CalPhotos: Papaver rhoeas photos.

USDA Plants: Papaver rhoeas information.

39 photographs:
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