United States, Michigan, Washtenaw, Park Lyndon Fen
42.38272 -84.06526
278 meters (912ft)
Prairie fen complex on state and county land. Several small lakes and a man-made channel runs through it. The main complex is mostly sedge meadow and peat mounded seep. There is some encroachment by shrubs, trees, and a few invasives (Phragmites, Phalaris arundinacea, Rosa multiflora, Typha angustifolia, T. x glauca). There are also large colonies of Typha latifolia intermittant. Prairie fen dominated by Carex, Poaceae, and Asteraceae such as C. sterilis, C. bumbauxii, C. stricta, Solidago ohioensis, S. rugosa, S. uliginosa, S. altissima, Sorghastrum nutans, Schizachyrium scoparium, and Bromus ciliatus. Other prominent species include Dasiphora fruticosa, Toxicodendron vernix, Valeriana uliginosa, Apocynum cannabinum, and Thelypteris palustris. Some past management of woody cutting, invasive spraying, and burns. Evidense of recent burn in western patches. In south-central portion of main fen complex, 50m west of wooded-swamp outcropping, 400m north of southern border, east of channel. Area heavily encroached by shrubs - Cornus, Betula pumila, Toxicodendron vernix mostly. Other dominant plants include Eutrochium maculatum, Carex, Thalictrum dasycarpum, and Dasiphora fruticosa. Ground with hummocks and ant mounds.