Mexico, Sonora, Santa Ana, Along Cajon Seco, 1.15 miles (drainage) above Cajon del Agua in the Sierra Cucurpe, 1.1 miles (air) NE Rancho Cajon de Aqua. which is 14.6 mi. (23.5 km) (rd.) NE Hwy 15 at Estacion El Llano, 16.36 miles (26.3 km) (air) SE Santa Ana.
30.4212 -110.88158 +-100m. NAD 83
1001 metros
3285 feet
Growing on slopes along ephemeral drainage in low mountainous organ pipe cactus-feather tree-tree ocotillo-dominated Sonoran upland desertscrub.