United States, Minnesota, Cass, Cass County...Located 1 mi west of the Gull River...between the railroad tracks and highway 210...T133N R29W NE1/4 of NW1/4 of Sec 18. 133N 20W 18
46.338265 -94.383718 +-261m.
in a narrow, flat strip between the railroad tracks and [road]. Plants growing in a dry, open, sandy area with gopher mounds, near a border of Quercus macrocarpa. Assoc. with Lithospermum canescens, Oenothera biennis, Verbascum thapsus.