30 March 1964.
Cajamarca, Peru
Locality: Above Chiquiden on the highway from Cajamarca to Chiclayo.
Coordinates: -6.9667, -79.1833
(Map it)
Elevation: 2800m.
Environment description: Bushy slopes of the western cordillera, W-side, with Adiantum, Commelinaceae, etc. Rich soil, high rainfall.