Page authors: David Giblin, Don Knoke
Phacelia ramosissima
branched phacelia
WTU specimens
Other herbaria

Distribution: East of the Cascades in central Washington, sout to California, east to southwest Idaho and Arizona.

Habitat: Dry, open places in the plains and foothills, commonly on basaltic talus, ledges and cliffs.

Flowers: May - August

Origin: Native

Conservation Status: Not of concern


Strongly glandular-hairy and odoriferous perennial from a taproot and branched crown, the numerous coarse but weak and brittle stems 5-15 dm. long, simple or branched, prostrate or ascending.


Leaves mostly cauline, short-petiolate, up to 20 cm. long and 10 cm. wide, pinnately compound with coarsely toothed or cleft and again toothed leaflets.


Inflorescence a short, dense, helicoid cyme, the peduncles short, once or twice forked; sepals 5, oblanceolate, 4-6 mm. long; corolla white or lavender, broadly funnelform, the limb 6-12 mm. wide; filaments glabrous, exerted; style cleft to well below the middle.


Fruit a capsule, with 2-4 strongly pitted seeds.

Accepted Name:
Phacelia ramosissima Douglas ex Lehm.

Synonyms & Misapplications:
(none provided)
var. ramosissima – branched phacelia
Additional Resources:

PNW Herbaria: Specimen records of Phacelia ramosissima in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Phacelia ramosissima checklist entry.

E-Flora BC: Phacelia ramosissima atlas page.

CalPhotos: Phacelia ramosissima photos.

USDA Plants: Phacelia ramosissima information.

25 photographs:
Group by