United States, Illinois, Saline, Galatia 7.5 min quadrangle, Harrisburg; 0.2 mi N of US Rt. 45; 0.3 mi SW of Middle Fork of the Saline River, just south of Krigia Flats Natural Area.; 37.753002 -88.512882
37.753002 -88.512882 +-969m. WGS84
107-110 meters
350-360 ft
Margin of post oak woodland at north edge of fallow agricultural fields
Wet clay silt sand mix, mud
Perennial from corm generally 3 cm deep, leaves shiny, dark green, flattened on inside, rounded angled on back, outside of sporangia dark brown-black