Collected
13 September 2002.
Utah, United States
Elevation: 1800m.
Georeference protocol: Lat/lon determined by GPS
Environment description: Roadside vegetation adjacent to pinyon-juniper woodland. Associated with Chrysothamnus viscidiflorus, Melilotus alba, Muhlenbergia pungens, Artemisia tridentata, Senecio spartioides.
Number of plants sampled: 18
Comment: Collectors: Beck, H. : Bureau of Land Management, USA.; Pfenninger, L. : SCA Slope: 0-5% E, Soil: Sand ,Area sampled: 100-500 sq.m.