21 September 2010.
Arizona, United States
Locality: Along FS62A, north of intersection with FS 481, near entrance to Florida Canyon Headquarters of the Santa Rita Experimental Range, Nogales Ranger District of the Coronado National Forest, Pima County.
Coordinates: 31.7691, -110.8505
(Map it)
Elevation: 1265m.
Georeference protocol: Lat/lon determined by GPS
Environment description: Road edge. Full sunlight.
Number of plants sampled: 237
Comment: Seeds from this location were bulked with seeds from 31 nearby plants at 31.84834 degrees N, 110.82285 degrees W.
Collector(s):