Quercus radiata is an endangered species of oak native to Mexico.
Description Quercus radiata is a small evergreen tree that typically reaches in height.
Distribution and habitat It is native to the southern Sierra Madre Occidental, including southern Durango, eastern Nayarit, western Zacatecas, and northern Jalisco. Its extent of occurrence is , with a low density within that range and an estimated area of occupancy between .
It is found on thin igneous soils and rocky outcrops between in elevation, where it form open stands with Pinus lumholtzii and other oaks and pines.Gonzalez-Elizondo, M. S.; Gonzalez-Elizondo, M.; Gonzalez, L. Ruacho; Enriquez, I. L. Lopez; Renteria, F. I . Retana; Flores, J. A. Tena. 2013. "Ecosystems and diversity of the Sierra Madre Occidental." In: Gottfried, Gerald J.; Ffolliott, Peter F.; Gebow, Brooke S.; Eskew, Lane G.; Collins, Loa C. Merging science and management in a rapidly changing world: Biodiversity and management of the Madrean Archipelago III and 7th Conference on Research and Resource Management in the Southwestern Deserts; 2012 May 1-5; Tucson, AZ. Proceedings. RMRS-P-67. Fort Collins, CO: U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station. p. 204-211.
Its range is mostly outside protected areas and subject habitat degradation from timber harvesting and encroachment by roads and agriculture.
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