Its common names include silverleaf scorpionweed, silverleaf phacelia, and white-leaf phacelia. Siskiyou phacelia has bell-shaped blue-purple flowers, blooms in summer, and grows in serpentine soils. Phacelia divaricata is a species of phacelia known by the common name divaricate phacelia. Timberline phacelia ("Phacelia hastata") grows to . The major contact allergen of "Phacelia crenulata" has been identified as geranylhydroquinone. The larvae feed on "Phacelia calthifolia" and "Phacelia crenulata" in California. "Nemophila" (baby blue eyes) and "Phacelia" (scorpionweed). Phacelia calthifolia (calthaleaf phacelia or caltha-leaved phacelia), is a flowering plant in the family Boraginaceae. "Phacelia tanacetifolia" is native to Southwestern United States and northwestern Mexico. Phacelia crenulata is a species of flowering plant in the borage family, Boraginaceae. Phacelia hastata is a species of flowering plant in the borage family, Boraginaceae. The "Phacelia distans" is known for blossoming in Bodega between April and June. "Phacelia hastata" is a variable perennial herb with a stem 5 to 50 centimeters long.