United States, Illinois, Clinton, Approximately 0.5 mile west of Central City on the south/southeast side of Crooked Creek; north of Linn Street, east of Jolliff Bridge Road, southwest of the railroad tracks. (WGS84/NAD83).
38.5496 -89.15492
T. 1N, R. 1W, SW1/4 Sect. 1
Mesic upland forest on north-facing slope, sloping down to lowland areas along Crooked Creek. Overstory dominated by Acer saccharum, with Quercus muhlenbergii subdominant. Other associates included: Carex jamesii, Claytonia virginica, Clematis pitcheri, Dentaria laciniata, Erythronium albidum, Festuca obtusa, Isopyrum biternatum, Phlox divaricata, Poa sylvestris, Sanicula odorata, and Trillium recurvatum,