Berberis empetrifolia

About

Berberis empetrifolia, sometimes called heath barberry, is a low, somewhat spiny shrub belonging to the barberries in the family Berberidaceae. The local names in Chile are zarcilla, monte negro and uva de la cordillera. It has small narrow entire leaves, and small yolk-colored flowers and later globose blue-black berries. The species is native to south of 30ºS in Argentina and Chile, where it grows on sunny, often gravelly soils, and is sometimes planted as an ornamental elsewhere in temperate climates.

Summary from Wikipedia