Pseudobahia heermannii

Pseudobahia heermannii is a species of flowering plant in the aster family known by the common names foothill sunburst[1] and brittlestem.

It is endemic to California, where it occurs in grassland, chaparral, woodlands, and other habitat in the Sierra Nevada foothills and a section of the Central Coast Ranges.

It is an annual herb growing 10 to 30 centimeters tall with a pale green to reddish woolly or cobwebby stem. The leaves are divided into several narrow, toothed lobes. The inflorescence is a solitary flower head with a small, hard, cuplike involucre of about 8 fused phyllaries. From the involucre bloom about 8 golden ray florets around a center of hairless disc florets.