The Port of Peñanegra is a mountain pass south of the province of Avila, Castilla y León Region, Spain. It has an altitude of 1909 meters and communicates the Crow Valley (Valle del Corneja) with the Sierra de Gredos, crossing the Sierra de Villafranca. The main tree species in the area are Pinus silvestris and Quercus pyrenaica. C. carpenatus appears is the subalpine ecosystem.