Distribution: Occurring east of the Cascades crest in central Washington; central Washington to California, east to Idaho, Wyoming and Utah.
Habitat: Alkaline flats and washes at low to middle elevations.
Flowers: May-June
Origin: Native
Growth Duration: Annual
Conservation Status: Threatened in Washington (WANHP)
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PNW Herbaria: Specimen records of Phacelia tetramera in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Phacelia tetramera checklist entry.
OregonFlora: Phacelia tetramera information.
E-Flora BC: Phacelia tetramera atlas page.
CalPhotos: Phacelia tetramera photos.
USDA Plants: Phacelia tetramera information.