Locality:
United States, Wisconsin, Crawford, SE side of Prairie du Chien, base of slope, Mississippi River valley but well above floodplain, near Walmart and other businesses.
Habitat:
Mostly unshaded, at gravel road down from dolomite quarry, highly disturbed, unshaded alluvial and dolomite gravel and sand (Mollugo verticillata, Abutilon theophrasti, Potentilla norvegica and other annual weeds), and edge of young woods with Celtis occidentalis, Populus deltoides, Juglans nigra.