Mexico, Sonora, Santa Ana, Rancho Cajon del Agua, Along Cajon del Agua in the Sierra Cucurpe, 15.65 mi. (25.2 km) (rd.) NE Hwy 15 at Estacion El Llano, 16.5 miles (26.5 km) (air) SE Santa Ana.
30.408814 -110.884833 +-100m. NAD 83
957 metros
3141 feet
Cottonwood-willow dominated riparian community in mountainous Sonoran upland Sonoran desertscrub.
Stony soil.
Populus fremontii, Platanus wrightii, Salix gooddingii, Parkinsonia praecox.