30 August 1988.
Michoacán de Ocampo, Mexico
Locality: S slope of Cerro Punhuato, 2 km E of E end of Morelia, NE Route 15.
Coordinates: 19.6833, -101.1167
(Map it)
Elevation: 2080m.
Environment description: Growing with cactus and thorny shrubs.
Collector(s):