Page authors: Don Knoke, David Giblin
Dalea ornata
Blue Mountain prairie-clover

Distribution: Occurring east of the Cascades crest in central and southeastern Washington\' Washington to California, east to Idaho and Nevada.

Habitat: Dry, rocky or sandy areas, often in sagebrush, low to moderate elevations.

Flowers: May-July

Origin: Native

Conservation Status: Not of concern


Glandular, herbaceous perennial from a woody crown, the many stems 2-6 dm. tall, glabrous except for the calyces.


Leaves alternate, odd-pinnate, the leaflets 5-7, elliptic to obovate, 1-3 cm. long and 3-7 mm. wide, entire; stipules small, bristle-like.


Inflorescence of dense, many-flowered, bracteate, terminal and axillary spikes, 2-7 cm. long and 1.5 cm. thick; calyx and bracts tawny-woolly to glabrous; calyx tube 3 mm. long, the 5 teeth lanceolate, shorter; corolla irregular but not pea-like, pink to rose; 1 petal broad-clawed, attached to the calyx, other 4 petals narrow-clawed, attached to the staminal tube, alternate with the 5 stamens, petal blades and claws each 3-4 mm. long.


Legume 1- or 2-seeded, indehiscent.

Accepted Name:
Dalea ornata (Douglas ex Hook.) Eaton & Wright
Publication: Man. Bot. (ed. 8) 219. 1840. 1840.

Synonyms & Misapplications:
Petalostemon ornatum Dougl. ex Hook. [HC]
Additional Resources:

PNW Herbaria: Specimen records of Dalea ornata in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Dalea ornata checklist entry.

E-Flora BC: Dalea ornata atlas page.

CalPhotos: Dalea ornata photos.

USDA Plants: Dalea ornata information.

34 photographs:
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