15 July 1998.
New Mexico, United States
Locality: Quay County; South of Tucumcari, New Mexico on Hwy 209.
Coordinates: 35.0203, -10.7378
(Map it)
Georeference protocol: Lat/lon determined by GPS
Environment description: Roadway. Slope 0-5% and 6-10%, aspect W. Open, loam/clay, seasonally dry to always dry, lower slope. pH 8.0.
Number of plants sampled: 30
Collector(s):