26 October 2011.
North Dakota, United States
Locality: South side of Devil's Lake, Sully's Hill National Game Preserve, Section 15, T152N, R65W, Fort Totten Quad, Benson County.
Coordinates: 47.9856, -98.9681
(Map it)
Elevation: 475m.
Environment description: 10 degrees of slope with southern and southwestern aspects.
Number of plants sampled: 2
Associated species: Acer negundo, Amelanchier, Crataegus, Populus tremuloides, Prunus americana, P. virginiana, Quercus macrocarpa, and Ulmus americana.
Comment: Latitude/longitude represents the center of the population.
Collector(s):