United States, Minnesota, Dakota, Fort Snelling State Park. Dakota Co. 'Nicols Fen,' ca. 100 yds. NE of the jct. of Cedar Ave. and the Chicago Northwestern R.R. T27N, R23W, Sec 18, just SW of the center.. 027N 23W 18
44.8258841 -93.2169988 +-800m.
Sloping calcareous fen, somewhat disturbed, dominated by Aster umbellatus, Eupatorium maculatum, Thalictrum dasycarpum, Solidago canadensis, and Carex spp.