20 September 2008.
Arizona, United States
Locality: Graham County. Near Safford. Coronado National Forest. Pinaleno mts. Rigg's Lake. On 366 about 33.9 miles from 191 jct and about 0.5 miles S to Riggs Lake. Just off E side of parking lot.
Coordinates: 32.7086, -109.9644
(Map it)
Elevation: 2670m.
Habitat: Wild Habitat
Environment description: Flat under shade in rich black soil among grass, brush and fallen branches.
Comment: For additional collecting details see the
Potato Collecting Expedition Log
Collector(s):