Quercus radiata explained

Quercus radiata is an endangered species of oak native to Mexico.

Description

Quercus radiata is a small evergreen tree that typically reaches NaNm (-2,147,483,648feet) 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 13000km2, with a low density within that range and an estimated area of occupancy between NaNkm2.

It is found on thin igneous soils and rocky outcrops between NaNm (-2,147,483,648feet) in elevation, where it form open stands with Pinus lumholtzii and other oaks and pines.^[1]

Its range is mostly outside protected areas and subject habitat degradation from timber harvesting and encroachment by roads and agriculture.

Notes and References

1. 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.