Symphyotrichum firmum (Nees) T & G
Rachel Hackett & Hillary Karbowski RHHK474
United States, Michigan, Washtenaw, Park Lyndon Fen
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 northern portion of main fen complex, 70m west of eastern border, 100m south of northern. In shrubby patch (Betula pumila, Toxicodendron vernix) of Carex stricta dominated area with Asteraceae. Very hummocky, reaching 35cm tall, wet, but not puddling in between.
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Record Id: 896269e2-c680-496e-9429-184b1db120b1
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