United States, Minnesota, Clay, Audubon Prairie: 16.5 mi. E-SE of Moorhead. NE1/4 NW1/4 Sec. 31, T139N, R45W. Near a fork in the road.;Audubon Prairie, The Nature Conservancy;139N;45W;31
46.811065 -96.414696 +-969m.
On old mima mound with Verbena sp., Hordeum jubatum, Equisetum laevigatum, Phleum pratense.