Page author: Don Knoke
Allium geyeri
Geyer's onion
WTU specimens
Other herbaria
WTU images

Distribution: From the Cascades east in Washington and northern Idaho; disjunct in South Dakota, Utah and Texas.

Habitat: Low meadows and along streams.

Flowers: May - June

Origin: Native

Conservation Status: Not of concern


Scapose perennial, usually from a cluster of ovoid bulbs enclosed in fibrous, outer coats with a coarse network pattern; scapes 1-5 dm. tall, nearly terete.


Leaves usually 3 or more per scape, concave-convex in cross section, 1-5 mm. broad, usually shorter than the scape, green, becoming brown and persisting.


Umbels 10- to 25-flowered, the pedicels equal in length, nearly twice the length of the perianth, becoming stiffly spreading in fruit; tepals 6, 6-8 mm. long, ovate to lanceolate, pink to rarely white; stamens 6, shorter than the tepals; ovary inconspicuously crested with 6 low, rounded knobs.


Capsule 3-celled.

Accepted Name:
Allium geyeri S. Watson
Publication: Proc. Amer. Acad. Arts. 14: 227. 1879.

Synonyms & Misapplications:
(none provided)
var. geyeri – Geyer's onion
var. tenerum – Rydberg's onion
Additional Resources:

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

WA Flora Checklist: Allium geyeri checklist entry.

E-Flora BC: Allium geyeri atlas page.

CalPhotos: Allium geyeri photos.

USDA Plants: Allium geyeri information.

22 photographs:
Group by