United States, Minnesota, Olmsted, Olmsted Co.; Whitewater WMA; sandstone outcrops at top of river valley; SW1/4 of NE1/4 of NW 1/4 Sect. 1 T107N R11W;Whitewater Wildlife Management Area;107N;11W;1
44.103565 -92.09251 +-313m.
In dry prairie atop sandstone outcrops at top of river valley. Associated with Bouteloua curtipendula, Muhlenbergia cuspidata, Schizachyrium scoparium, Batptisa bracteata, Asclepias viridiflora.