Delphinium parishii, the desert larkspur, is a flowering plant in the family Ranunculaceae (the buttercup family) native to the Mojave Desert, in the southwestern United States and northwest Mexico. In Southern California it is also found in the Tehachapi Mountains and other Transverse Ranges. It is found between 300–2,500 metres (980–8,200 ft) of elevation in California, Arizona, southwestern Utah, and Baja California.