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Range Description

This species occurs in Mexico: Chihuahua, Sonora, Durango, and México. The three varieties are currently known from a total of eight to ten localities. The actual area of occupancy is estimated to be around 10 km2 (Mastretta-Yanes 2012). Herbarium based estimates using an expanded grid size give an estimate of up to 176 km2 (Farjon 2011).


Creative Commons Attribution Non Commercial Share Alike 3.0 (CC BY-NC-SA 3.0)

© International Union for Conservation of Nature and Natural Resources

Source: IUCN

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