Locality:
United States, Wisconsin, Dane, Oregon. Hook Lake, between (4 mi. NE of) Oregon and (4 mi. SW of) Lake Kegonsa, 9 mi. due S of the center of Madison.
42.94269862 -89.32382581 +-569m.
Verbatim Coordinates:
T06N R10E sec33 NW4;
Georeference Remarks:
Latitude/Longitude was derived from the Township, Range, Section location. This causes an imprecision.
Habitat:
Overgrown, degraded oak savanna, cleared of invading trees and burned for the past few years. Assoc. with Helianthus pauciflorus ssp. pauciflorus. E side of access road, 20 ft. in from road.