Distribution: Occurring east of the Cascades crest in Washington; Washington to California and Arizona, east to the Rocky Mountains.
Habitat: Dry foothills and valleys to the lower mountains.
Flowers: June-July
Origin: Native
Growth Duration: Annual
Conservation Status: Not of concern
Pollination: Bees, flies
Glabrous annual 1.5-4 dm. tall, diffusely branched, especially above.
Leaves alternate, linear, 1-3.5 cm. long and 0.5-2.5 mm. broad, gradually reduced to the linear floral bracts.
Inflorescence of terminal racemes; pedicles filiform, 3-6 mm. long, often exceeding the capsules, spreading to erect in flower but reflexed in fruit; sepals and petals 4 each, 0.5 mm. long; stamens 8, unequal; ovary inferior, 2-celled.
Capsule 3-6 mm. long.
PNW Herbaria: Specimen records of Gayophytum ramosissimum in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Gayophytum ramosissimum checklist entry
OregonFlora: Gayophytum ramosissimum information
E-Flora BC: Gayophytum ramosissimum atlas page
CalPhotos: Gayophytum ramosissimum photos