Distribution: Reported from Washington; Washington to Baja California, Mexico, east to Utah, Arizona, and New Mexico.
Habitat: Sandy banks, gravelly or rocky areas, often where disturbed.
Flowers: April-June
Origin: Native
Growth Duration: Annual
Conservation Status: Review Group 1 in Washington (WANHP)
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PNW Herbaria: Specimen records of Caulanthus lasiophyllus in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Caulanthus lasiophyllus checklist entry.
OregonFlora: Caulanthus lasiophyllus information.
E-Flora BC: Caulanthus lasiophyllus atlas page.
CalPhotos: Caulanthus lasiophyllus photos.
USDA Plants: Caulanthus lasiophyllus information.