United States, Minnesota, Pennington, Pennington County...On the west side of County Road 73, about 4.5 miles northwest of the center of Thief River Falls. In abandoned gravel pit...T 154N R 44W NE1/4 of NE1/4 of Sec 13. 154N 44W 13
48.1638889 -96.2405556
In abandoned gravel pit with sparse scattered vegetation. Associated with Hordeum jubatum, Verbascum thapsus, Silene latifolia ssp. alba.