United States, Texas, Jeff Davis, Vicinity of a talus slope high on the N side of a prominent crag, ca. 0.25 mi. S and E of Hwy 166, ca. 8 roadmiles SE of the Jct. with Hwy 118. Davis Mountains.
With Pinus ponderosa, Arbutus texana, Cercocarpus breviflorus, Quercus hypoleucoides, and Rhamnus betulaefolia. Clone ca. 10 ft. tall.