Campanula angustiflora

About

Ravenella angustiflora is a species of flowering plant in the bellflower family Campanulaceae. It is known by the common name Eastwood's bellflower. It is endemic to California, where it grows in the serpentine soils of the hills and mountains surrounding the San Francisco Bay Area. It is a flower of the chaparral plant community. This is a hairy annual herb producing a thin, branching stem up to 20 centimeters (8 in) tall. The leaves are leathery in texture and oval in shape, measuring between 0.5 and 1 centimeter in length, with a few teeth along the edges. The bell-shaped flower is pale blue or white and just a few millimeters long. The fruit is a ribbed, spherical capsule.

Summary from Wikipedia