Mexico, Sonora, Fronteras, Road to Aguaje de la Capilla (30.75001,-109.83111) 22 km (by air) WSW of Fronteras, Sierra Buenos Aires, Ajos-Bavispe Reserva Forestal Nacional y Refugio de Fauna Silvestre.
30.75912 -109.82918 +-15m. WGS84
1482 metros (4861pies)
Oak woodland.
Leaf litter of oaks and other broadleaf evergreens. Gravelly soil derived from decomposing granitoid rock.