01 October 2020.
Arizona, United States
Locality: East from Hwy 82 (north of Nogales) about 7.5 miles on Duquesne Rd; population roadside from the start of Sycamore Canyon (Corondo Naional Forest) until the road climbs up the mountain
Coordinates: 31.3720, -110.7602
(Map it)
Elevation: 1393m.
Georeference protocol: Lat/lon determined by GPS
Habitat: Roadside
Environment description: Sandy road-side in Madrean oak woodland/oak savanna habitat
Number of plants sampled: 50
Associated species: Eragrostis lehmanniana, Heterotheca subaxillaris, Bouteloua hirsuta, Prosopis velutina, Birckellia spp, Quercus emoryi, and Quercus oblongifolia
Comment: This germplasm was collected with the support of the USDA-ARS National Germplasm Resources Laboratory in cooperation with the Borderlands Restoration Network and the US Forest Service for a project to document the native crop wild relatives in the Wild Chile Botanical Area of the Coronado National Forest, Arizona.
Collector(s):