Locality:
United States, Wisconsin, Sauk, Spring Green. On high terrace of Wisconsin River valley. S side of Kennedy Rd., just W of Big Hollow Rd., 2.5 mi W of Spring Green
43.17746126 -90.11848858 +-569m.
Verbatim Coordinates:
T08N R03E sec10 S2SE4;
Georeference Remarks:
Latitude/Longitude was derived from the Township, Range, Section location. This causes an imprecision.
Habitat:
Old corn field (2-3 years fallow) on sandy loam soil, formerly dry or dry mesic prairie on high terrace of river valley. Assoc. incl. Cycloloma atriplicifolia, Froelichia floridana, Mollugo verticillata, Euphorbia corollata, Oenethera rosettes, and many grasses. Assoc. incl. Cenchrus longispinus, Setaria viridis, and Cyperus schweinitzii.