United States, Illinois, Vermilion, Southside of Salt Fork River, Oakwood; Oakwood 7.5 min quadrangle. T19N, R13W, SW 1/4, ME 1/4 section 22. East of bridge crossing.
40.093476 -87.813058 +-2463m. WGS84
TRS: T19N R13W sec 22
based on TRS values
Ocassional on floodplain, shaded
Flowers cleistogamous, whitish. Herb 0.5-1 M tall.