The habitat of Ariocarpus agavoides (a cactus) is also threatened by urban expansion.    From Wordnik.com.  [Central Mexican matorral] Reference

Diadre, D. (2004) Michel Scheidweiler y Henri Galeotti, los padres del género Ariocarpus (Cactaceae).    From Wordnik.com.  [Did You Know? Trade in Mexico's cacti grew in the 1840s] Reference

At least 16 endemic genera of woody plants and cacti have been described from this province (e.g. Dasylirion, Eutetras, Sartwellia, Ariocarpus, and Lophophora).    From Wordnik.com.  [Central Mexican matorral] Reference