United States, Illinois, Henry, About 1000 feet south of Lock No. 27 of Hennepin Canal, east of Green River. North of railroad tracks. Vicinity of Green River East Railroad Prairie INAI site. Coordinate Datum: WGS84/NAD83.
41.47513 -90.30418
NW1/4 SE1/4 Sect. 7
177 metros
580
Sandy soil. Sand prairie remnant, managed by burning, with Schizachyrium scoparium, Leptoloma cognatum, Euphorbia corollata. Local annual on disturbed berm along old fenceline.