Page author: David Giblin
Allium douglasii
Douglas' onion
WTU specimens
Other herbaria

Distribution: East of the Cascades in Washington; central and eastern Washington south to northeastern Oregon.

Habitat: Open, vernally-moist areas at low to moderate elevations.

Flowers: May-July

Origin: Native

Conservation Status: Not of concern

Description:
General:

Scapose perennial from one or more ovoid bulbs, the inner coats reddish to white, the outer coats gray to brown; with a thin inner membrane showing a distinct network pattern.

Leaves:

Leaves 2, broad and flat, up to 15 mm. broad, persisting at maturity, shorter than the scape; scape usually 2-3 dm. tall, terete.

Flowers:

Umbel several- to many-flowered, the slender pedicels 2-3 times the length of the tepals; tepals usually 7-8 mm. long, entire, pointed, narrowly lanceolate, usually pink; stamens 6, about as long as the tepals.

Fruits:

Capsule 3-celled.

Accepted Name:
Allium douglasii Hook.
Publication: Fl. Bor.-Amer. 2: 184, plate 197. 1838. 1838.

Synonyms & Misapplications:
Allium douglasii Hook. var. douglasii [HC]
Additional Resources:

PNW Herbaria: Specimen records of Allium douglasii in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Allium douglasii checklist entry.

E-Flora BC: Allium douglasii atlas page.

CalPhotos: Allium douglasii photos.

USDA Plants: Allium douglasii information.

22 photographs:
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