06 September 1997.
Aguascalientes, Mexico
Locality: on W slopes of Sierra El Laurel, ca 10 km by air SE of Calvillo, by the end of the road by a dam, passing Rancho de Los Adobes, SSP 1:250,000-scale Map F13-9
Coordinates: 21.7750, -102.6486
(Map it)
Elevation: 2400m.
Environment description: growing at base of a stone fence
Collector(s): - Rivera-Pena, Antonio, INIFAP, Programa Nacional de la Papa
- Schuler, Konrad, Institute for Plant Genetics
- Spooner, David, USDA, ARS
- van den Berg, Ronald, Wageningen Agricultural University