Crossosoma
Crossosoma is a genus of the plant family Crossosomataceae. It consists of two species of shrubs.
Crossosoma californicum Nutt. is found on the Palos [Verdes Peninsula] and San [Clemente Island, California|San Clemente] and Santa [Catalina Island, California|Santa Catalina] islands of California, as well as Guadalupe Island in Baja California.
Crossosoma bigelovii S.Wats. occurs in the deserts of California, Nevada, Arizona, and Baja California.