28 July 2010.
Billings County, North Dakota, United States
Locality: Wanagan Campground and directly adjacent areas.
Coordinates: 47.0518, -103.5861
(Map it)
Elevation: 729m.
Habitat: Wild Habitat
Environment description: Sloping meadow, shortgrass prairie, soil likely derived from Sentinel Butt Formation matrix
Number of plants sampled: 200
Associated species: Artemisia spp., little blue stem, Echinacea angustifolia, Bouteloua curtipendula
Comment: Collector: Pati Vitt