07 June 2010.
Nebraska, United States
Locality: ~0.5 mile west of Agate Dam Reservoir, Oglala National Grassland, NE 1/4 of NE 1/4 of Section 27, T35N, R53W, Sioux County.
Coordinates: 42.9535, -103.5269
(Map it)
Elevation: 1204m.
Environment description: Outwash at base of butte. Ground covered with cobble and rock; heavy clay soil overlain with rock. Associated with Eriogonum pauciflorum and Xanthisma grindelioides.
Number of plants sampled: 100
Comment: Plants beginning to senesce at time of collection.
Collector(s):