|Mount Diablo Manzanita|
Arctostaphylos auriculata (Mount Diablo Manzanita) is an endangered species of Arctostaphylos endemic to California, and limited in geography to the area surrounding Mount Diablo, in Contra Costa County.
Arctostaphylos auriculata is a woody shrub 1-4.5 m high with serpentine, glandless stems covered in white hair. The short [1.5-4.5 cm], silvery leaves overlap and have deeply lobed bases. It flowers densely in white February through May. The fruit is also hairy and small (5-10 mm). The Mount Diablo Manzanita has no basal burl for regrowth and must propagate by seed.
- California chaparral and woodlands
- California montane chaparral and woodlands
- California interior chaparral and woodlands
- W. L. Jepson. 1951. A Manual of the Flowering Plants of California, p. 750.
- Coffey, Geoffrey. "Sympathy for the devil -- tricks and treats on Mount Diablo." San Francisco Chronicle 25 Oct. 2003 : E-7.