United States, Wisconsin, Dane, Madison. West Knoll, Grady Tract, Univ. of Wisconsin Arboretum, 0.3--0.4 mi. S of Hwys 12-14-18-151 (Beltine Hwy.), 0.3 mi. E of Seminole Hwy, 4.2 mi. due SW of State Capitol bldg.
Latitude/Longitude was derived from the Township, Range, Section location. This causes an imprecision.
302 meters
990 ft
Sand barrens on often-burned sand hill formed at the edge of a glacier and covered by a dry prairie groundlayer; open, very sandy ground. Assoc.: Artemisia ludoviciana, Carex siccata (very abundant), C. bicknellii, Comandra umbellata ssp. umbellata, Dichanthelium praecocius, Euphorbia corollata, Helianthemum bicknellii, H. canadense, Koeleria macrantha, Lespedeza capitata, Quercus velutina grubs, Tradescantia ohiensis, and Stipa spartea (abundant). High dry center of knoll.