Acourtia nana (common names
desert holly or
dwarf desert peony) is a North American species of perennial plants in the sunflower family. found in the Sonoran Desert.:77 It is found in the Sonoran and Chihuahuan Desert regions of the southwestern United States (Arizona, New Mexico, Texas) and northern Mexico (Chihuahua, Coahuila, Nuevo León, San Luis Potosí, Sonora, Zacatecas).
(Wikipedia)