California_barberry
Berberis pinnata
Species of shrub
Berberis pinnata is a species of shrub in the barberry family. Common names include California barberry, wavyleaf barberry, and shinyleaf mahonia. It is similar to the Oregon-grape (Berberis aquifolium), and is sometimes called the California Oregon-grape.
It is native to the west coast of North America from British Columbia to Baja California, where it occurs in forest, woodland, chaparral, and other habitat.