19 October 1988.
Michoacán de Ocampo, Mexico
Locality: 7.2 km E of church on E side of Cherdan, on road to La Mojonica, on S side of road.
Coordinates: 19.6667, -101.8000
(Map it)
Elevation: 3050m.
Environment description: Pine oak area.
Comment: No flowers or fruits, only tubers collected.
Collector(s):