UW Burke Herbarium species comparison

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Papaver argemone

long prickly-head poppy
Habit 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.

Papaver argemone
Flowering time May-June
Habitat Fields, roadsides, wasteltots, and other disturbed areas.
Distribution
Occurring chiefly east of the Cascades crest in Washington; British Columbia to Oregon, east to Idaho.
[WildflowerSearch map]
[BONAP county map]
Origin Introduced from Europe
Conservation status Not of concern
Sibling taxa
P. dubium, P. rhoeas, P. somniferum
Web links 
Unless otherwise noted, all data comes from the University of Washington's Burke Herbarium.



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