Phacelias - Phacelia spp. Hydrophyllaceae A group of more than fifty species in so. California, phacelias are among the commonest flowers in the spring. These plants are generally herbaceous, but may be annual or perennial. Several forms have sticky glandular hairs which can cause dermatitis in some people.
Most species have blue to purple bell-shaped flowers.
A variety of common names have been applied to species of Phacelia , including wild heliotrope .