04 September 1983.
Veracruz de Ignacio de la Llave, Mexico
Locality: About 14 km S of Huayacocotla, near Viborillos, on road to Tulancingo.
Coordinates: 20.5500, -98.4833
(Map it)
Elevation: 2410m.
Environment description: Among magueys along field border,scattered in corn and at the edge of a pine-oak forest. In brown gravelly loam.
Collector(s):