United States, Minnesota, Mahnomen, Mahnomen Co.; southwest of Snider Lake; T143 R40 SESE of Sec 23;White Earth Indian Reservation / White Earth State Forest;143N;40W;23
47.18676 -95.710493 +-800m. WGS84
from roadside adjacent to white pine stand on sand; With Agastache foeniculum, Pteridium aquilum [sic], Vicia americana.