Collected
07 September 2005.
Colorado, United States
Elevation: 1845m.
Georeference protocol: Lat/lon determined by GPS
Environment description: Soil colour, 2.5YR/2 very dusky red.
Number of plants sampled: 250
Comment: Collected by Bureau of Land Management, USA. Grassy fotthills. Associated with Bouteloua gracilis, Hesperostipa conata, Bromus tectorum, Artemisia frigida, Artemisia ludoviciana, Paronychia jamesii, Heterotheca villosa, Gutierrezia sarothrae, Alyssum sp., Penstemon watsonii, Cercocarp