United States, Minnesota, Cass, Cass County...Located 1 mile west of the Gull River in a narrow, flat strip between the railroad tracks and highway 210; T 133N R 29W NE1/4 of NW1/4 of Sec 18. 133N 29W 18
46.333217 -94.380017 +-800m. WGS84
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.