United States, Minnesota, Cass, Cass County...Located 1 mile west of the Gull River...between railroad tracks and highway 210...T 133N R 29W NE1/4 of NW1/4 of Sec 18. 133N 29W 18
46.338337 -94.383217 +-284m.
in a narrow, flat strip between the railroad track and [road]. Plants growing in a dry, open, sandy area with gopher mounds, near a border of Quercus macrocarpa. Associated with Lithospermum canescens, Oenothera biennis, Verbascum thapsus.