15 August 1993.
Puebla, Mexico
Locality: San Antonio del Rio, municipality of San Miguel Ixitlan; on the Huajuanpan de Leon-Tehuacan road.
Coordinates: 18.0000, -97.7000
(Map it)
Elevation: 1930m.
Environment description: In cornfields, near by a small stream and Taxodium mucronatum and Ipomoea sp.
Collector(s):