Page authors: Don Knoke, David Giblin
Papaver dubium
long-headed poppy
Specimens
Photos

Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to Oregon east to Idaho; also in the central U.S. and eastern North America.

Habitat: Fields, dunes, marshy areas, roadsides, wastelots, and other disturbed sites.

Flowers: May-July

Origin: Introduced from Eurasia

Growth Duration: Annual

Conservation Status: Not of concern

Pollination: Bumblebees, bees

Description:
General:

Annuals from taproots, the stems simple or branching, covered with appressed, stiff hairs, up to 7 dm. tall.

Leaves:

Basal leaves in a rosette, petiolate; cauline leaves alternate, the lower petiolate, becoming sessile upward; leaf blades to 20 cm. long, pinnately lobed, the margins with rounded teeth.

Flowers:

Flowers single or in 2s or 3s on long peduncles or scapes; buds nodding; sepals 2, distinct; petals 4, orange to red, without a dark basal spot, up to 3 cm. long; stamens many, the anthers violet; style none.

Fruits:

Capsules narrowly obovoid, distinctly ribbed, up to 2 cm. long, at least twice as long as wide.

Accepted Name:
Papaver dubium L.
Publication: Sp. Pl. 2: 1196. 1753.

Synonyms & Misapplications:
(none provided)
Additional Resources:

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

WA Flora Checklist: Papaver dubium checklist entry.

OregonFlora: Papaver dubium information.

E-Flora BC: Papaver dubium atlas page.

CalPhotos: Papaver dubium photos.

USDA Plants: Papaver dubium information.

43 photographs:
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