Page author: David Giblin
Anemone deltoidea
threeleaf anemone, Columbian windflower
WTU specimens
Other herbaria

Distribution: On both sides of the Cascades in the southern half of Washington; Washington south to California.

Habitat: Moist to drier areas in open to deep woods at low to moderate elevations.

Flowers: April-May

Origin: Native

Conservation Status: Not of concern

Description:
General:

Herbaceous perennial from slender, horizontal rhizomes, the flowering stems 1-3 dm. tall, glabrous to stiff-hairy.

Leaves:

Basal leaves usually solitary, the blade tri-foliate, the leaflets short-petiolate, ovate, with coarse, rounded teeth, usually glabrous; the 3 involucral leaves simple, up to 8 cm. long, very similar to the leaflets of the basal leaves.

Flowers:

Flowers solitary; sepals usually 5, white, ovate to oblanceolate, 1.5-2.5 cm. long, glabrous; petals none; stamens and pistils numerous; style shorter than the achene.

Fruits:

Achene swollen, ovate, 2.5-4 mm. long.

Accepted Name:
Anemone deltoidea Hook.
Publication: Fl. Bor.-Amer. 1: 6. 1829. 1829.

Synonyms & Misapplications:
(none provided)
Additional Resources:

PNW Herbaria: Specimen records of Anemone deltoidea in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Anemone deltoidea checklist entry.

E-Flora BC: Anemone deltoidea atlas page.

CalPhotos: Anemone deltoidea photos.

USDA Plants: Anemone deltoidea information.

27 photographs:
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