Page author: David Giblin
Allium amplectens
narrow-leaf onion
WTU specimens
Other herbaria

Distribution: Scattered locations on both sides of the Cascades crest in Washington; British Columbia south to California.

Habitat: Dry slopes and open meadows at low to moderate elevations.

Flowers: May-July

Origin: Native

Conservation Status: Not of concern

Description:
General:

Scapose, perennial herbs from bulbs, the bulbs ovoid, usually clustered, the outer coats brownish and with a herringbone pattern.

Leaves:

Leaves 2-4, concave-convex, slender, shorter than the scape, withering early; scape 1-4 dm. tall, cylindrical.

Flowers:

Umbel few- to many-flowered, nearly spherical; pedicels slender, 1-2 times the length of the tepals; tepals 6, lanceolate, acute, white or pink, becoming papery and converging over the fruit at maturity; stamens 6, as long as the tepals; stigma capitate.

Fruits:

Capsule 3-celled, 6-seeded, crested with 6 low processes.

Accepted Name:
Allium amplectens Torr.
Publication: Pacif. Railr. Rep. 4(5): 148. 1857. 1857.

Synonyms & Misapplications:
Allium acuminatum Hook. var. gracile Alph. Wood
Allium attenuifolium Kellogg
Allium attenuifolium Kellogg var. monospermum (Jeps.) Jeps.
Allium monospermum Jeps.
Allium occidentale A. Gray
Allium serratum S. Watson
Additional Resources:

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

WA Flora Checklist: Allium amplectens checklist entry.

E-Flora BC: Allium amplectens atlas page.

CalPhotos: Allium amplectens photos.

USDA Plants: Allium amplectens information.

16 photographs:
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