石兰科常绿灌木

The dominant plants are sages (Lamiaceae) and evergreen oaks and, in drier areas, chamise (Adenostoma fasciculatum), manzanita (Arctostaphylos pungens), and species of Ceanothus.

优势树种有薄荷属一些树木，绿橡树，在干旱地区通有薇属灌木，石兰科绿灌木以及某些。