United States, Illinois, Vermilion, Middle Fork State Fish & Wildlife Area. Seep. Along the Middle Fork of the Vermilion River. Vermilion River Section of the Wabash Border Natural Division. Coordinate Datum: WGS84/NAD83.
40.22592 -87.75386
T. 20N, R. 12W, NW1/4 Sect. 5
Growing in seep. Growing with Chelone glabra, Leersia virginica, Polygonum punctatum, Thelypteris palustris, etc. Biennial herb about 3.5 foot tall, flowers magenta. Plant infrequent here counted 5 to 6 plants.