Collected
07 August 2003.
Oregon, United States
Elevation: 1566m.
Environment description: Growing on rocky slopes just above Rock Creek. Associated with Pinus ponderosa, Pinus contorta, Symphoricarpos sp., Solidago canadensis, Achillea millefolium and Geranium sp.
Number of plants sampled: 300
Comment: Collectors: Bhatia, T : SCA; Cohen, T : SCA; Salisbury, N. : Bureau of Land Management, USA.; Birnbaum, J : SCA; Tackett, J : SCA Slope: 15-30% W, Soil: Silt ,Area sampled: >10,000 sq.m.