United States, Minnesota, Dakota, Dakota Co.; Lake Byllesby County Park, 2 miles West of Cannon Falls; in abandoned gravel pit; T 112N R 18W SW1/4 of SW1/ Dakota Co.; Lake Byllesby County Park, 2 miles West of Cannon Falls; in abandoned gravel pit; T 112N R 18W SW1/4 of SW1/4 of sec 11. 112N 18W 11
44.5217883 -92.9492589 +-800m.
In dry, gravely soil in abandoned gravel pit. Associated with Agrostis stolonifera, Sporobolus cryptandrus, Melilotus officinalis.