The Sabal uresana is threatened by what is the Sierra Madre Occidental?
Sabal uresana: Sabal uresana, commonly known as the Sonoran palmetto, is a species of palm tree that is native to the foothills of the Sierra Madre Occidental in northwestern Mexico (states of Chihuahua and Sonora). Sabal uresana:  It is threatened by habitat loss. Sierra Madre Occidental: The Sierra Madre Occidental is a major mountain range system of the North American Cordillera, that runs northwest–southeast through Northwestern and Western Mexico, and along the Gulf of California.
habitat loss