United States, Minnesota, Clay, Bluestem Prairie: 13 mi E of Moorhead; woods near bank of Buffalo River. NW1/4 NE1/4 Sec. 15 T139N R46W.;Bluestem Prairie Scientific Natural Area;139N;46W;15
46.855337 -96.473419 +-981m.
Moist woods near river bank with Bromus sp., Quercus macrocarpa, Parthenocissus sp., Salix sp.