23 September 2007.
Texas, United States
Locality: East side of FR 2017, 0.4 mile southwest of Highway 90, ~16 miles northwest of Valentine.
Coordinates: 30.7464, -104.7111
(Map it)
Elevation: 1237m.
Georeference protocol: Lat/lon determined by GPS
Environment description: Silty clay loam soil.
Number of plants sampled: 20
Comment: Population size ~100; well past peak flowering.
Collector(s):