Vascular Plants - Ranunculaceae - Adonis:
Adonis aestivalis
summer pheasant's-eye 
Blooms: June
Habit: herb
Duration: annual
Origin: Introduced from Europe
Distribution: Introduced and occasionallhy escaping, but marginally persistant; uncommon in the Pacific Northwest.
Habitat: Disturbed areas.
Species Description:

General: Glabrous annual, the stem simple or branched above, 2-6 dm. tall.
Leaves: Leaves alternate, bipinnately dissected into narrow, linear segments, the lower leaves petiolate.
Flowers: Flowers showy, regular, single on naked peduncles; sepals 5, greenish, rounded; petals 5-10, white to red with a bluish base, narrowly oblong-oblanceolate, about twice the length of the sepals, sub-erect; stamens blue, numerous; pistils numerous.
Fruits: Achene hardened and rough, with a short, straight beak.
Accepted Name:
Adonis aestivalis L.
Synonyms:
Adonis aestivalis L. var. citrina Hoffmann

Treated in Flora of the PNW as:
Adonis aestivalis
Additional Resources:

PNW Herbaria Specimens: View list of Adonis aestivalis specimens in the Consortium of Pacific Northwest Herbaria database.

WTU Herbarium Specimens: View list of Adonis aestivalis specimens in the WTU Herbarium database.

Washington Flora Checklist: Adonis aestivalis treatment.

E-Flora BC: Adonis aestivalis atlas page.

CalPhotos: Adonis aestivalis images.

USDA Plants Database: Adonis aestivalis.
Additional photographs of Adonis aestivalis:
(click on a thumbnail to view larger photo)

Richard Old

Richard Old

Richard Old

Richard Old

Richard Old

Richard Old
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Washington Native Plant Society
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