Sierra Coffeeberry
Frangula rubra (Greene) Grubov

Frangula rubra is a flowering plant in the Rhamnaceae family, commonly known as Sierra Coffeeberry. It is native to California, Nevada, and Oregon.
Description
Frangula rubra, also known as red buckthorn, is a member of the Rhamnaceae family. It is distributed across California, Nevada, and Oregon. The species was published in 1949 and is recognized by its common name, Sierra Coffeeberry.
Other common names
Sierra Coffeeberry
Distribution
California · Nevada · Oregon
Synonyms
Rhamnus rubraRhamnus californica var. viridulaFrangula viridula
