State-owned prairie fen (public hunting) with mostly sedge meadow zones and interspersed small marl zones. Several manmade channels and small creeks run through it. Prevelant vegetation includes Carex sterilis, Dasiphora fruticosa, Larix laricina, Pycnanthemum virginianum, Doellingeria umbellata, Eutrochium maculatum, Scheonoplectus tabernaimontanii, Rhamnus alnifolia, and Cornus. Heavy invasion of Frangula alnus. Some Toxicodendron vernix but is not dense in most areas. Evidence of recent burn with burnt logs, snags, small brush, and little dead ground vegetation in some areas. Also evidence of humans and possible ATV traffic. In southern portion of prairie fen, 30m north of Perryville Road, 70m east of oak and elm grove near the road. Area heavily encroached by Frangula alnus with some Carex and Asteraceae persisting, less dense shrubs to the south until the road. Ground hummocky with occasional ant mounds.