United States, Michigan, Washtenaw, Park Lyndon Fen
42.38537 -84.06471
277 meters (909ft)
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 northeastern portion of main section of prairie fen, 150m west of eastern upland, 50m north of state-county line, east of channel in Phragmites australis subsp. americanus and Larix laricina stand. Other common vegetation includes Carex, Sagittaria latifolia, Boehmeria cylindrica, Eupatorium perfoliatum, and Thelypteris palustris. Ground with mossy hummocks and wet, puddles. Standing water and small ant mounds present.