United States, Illinois, Clinton, Approximately 1.2 miles northwest of Central City, IL; 200 feet west of Jolliff Bridge Road and 500 feet south of Copple Road. (WGS84/NAD83)
38.55507 -89.15851
T. 1N, R. 1W, SW 1/4 NW 1/4 Sect. 1
Edge of dry-mesic upland forest, where conditions were more open. Associates included: Arisaea dracontium, Bromus pubscens, Carex artitecta, C. jamesii, Dasistoma macrophylla, Delphinium tricorne, Lespedeza virginica, Monarda bradburiana, Oxalis violacea, Porteranthus stipulatus, Scutellaria incana, Silene stellata, Tradescantia virginiana, Solidago ulmifolia.