Collected
16 June 2005.
Arizona, United States
Elevation: 1630m.
Georeference protocol: Lat/lon determined by GPS
Environment description: Slope: 0-20 degrees. Tan soil.
Number of plants sampled: 500
Comment: Collected by Bureau of Land Management, USA. Interior chaparral. Associated with Juniperus deppeana, Quercus turbinella, Qercus sp., Penstemon linarioides, Eriogonum polycladon, Comandra sp., Gutierrezia sp., Descurainia sp., Prunus sp., Chenopodium sp., Clematis sp.