Patricia P. Douglas, B. E. Nelson, C. A. Popolizio, R. M. Smith
129
1995-06-13
1995-6-13
U.S.A., Wyoming, Platte, Camp Guernsey: Broom Creek Canyon, ca 0.8 km S of Patten Creek, ca 0.8 km SE of Spring Creek. To 519000 4694800.
519000E, 4695500N
1469 meters
1469 m.
Canyon walls, slopes, and ephemeral creek on sandy loam creek bottom and calcareous sandstone walls with Bromus inermis, Pinus ponderosa, Juniperus scopulorum, and Ribes spp.; on rock.