Page author: Don Knoke
Astragalus hoodianus
Hood River milk-vetch
WTU specimens
Other herbaria

Distribution: Columbia River Gorge, Wasco and Hood River Counties in Oregon, Klickitat County in Washington

Habitat: Dry, open areas

Flowers: April - June

Origin: Native

Conservation Status: Not of concern

Description:
General:

Robust perennial from a large, woody taproot and short, branched crown, the many stems 4-30 cm. tall, usually grayish-silky.

Leaves:

Leaves alternate, pinnate, numerous, crowded, 7-30 cm. long; leaflets 17-37, linear to oblong-oblanceolate, 3-25 mm. long and 1-4 mm. wide, with fine, appressed hairs on both surfaces or glabrous above; stipules triangular, 3-7 mm. long, clasping or free.

Flowers:

Inflorescence of lax, 7- to 35-flowered racemes, the peduncles exceeding the leaves; flowers pea-like, 13-23 mm. long, white, drooping; calyx tube bell-shaped, 1.5 times as long as thick; calyx 11-15 mm. long, the 5 teeth 4.5-7.5 mm. long; banner reflexed; wings 2-4 mm. longer than the rounded keel; stamens 10.

Fruits:

Pods sessile, pubescent, fleshy when green, obcompressed, nearly straight, 15-30 mm. long and 3-6 mm. wide and twice as thick, abruptly acute, 1-celled, but the lower suture nearly dividing the cavity.

Accepted Name:
Astragalus hoodianus Howell
Publication: Erythea 1(5): 111. 1893.

Synonyms & Misapplications:
Astragalus conjunctus S. Watson var. oxytropidoides M.E. Jones
Astragalus reventus A. Gray var. oxytropidoides (M.E. Jones) C.L. Hitchc.
Cnemidophacos knowlesianus Rydb.
Additional Resources:

PNW Herbaria: Specimen records of Astragalus hoodianus in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Astragalus hoodianus checklist entry.

E-Flora BC: Astragalus hoodianus atlas page.

CalPhotos: Astragalus hoodianus photos.

USDA Plants: Astragalus hoodianus information.

15 photographs:
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