Symphyotrichum boreale (Torr. & A. Gray) A. Love & D. Love
Asteraceae
Rachel Hackett & Hillary Karbowski
RHHK961
2013-08-28
United States, Michigan, Washtenaw, Park Lyndon Fen
42.38329 -84.06555
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 west-central portion of main prairie fen section, 25m south of wooded peninsula, 90m east of wooded upland border, 5m northwest of line of 6-8m tall Larix laricina. Relatively steep drop in slope 10m east of quadrat. Dominant vegetation is Dasiphora fruticosa, Sorghastrum nutans, Andropogon gerardii, and Asteraceae. Cornus foemina less than 1m tall in every 1m2 and occasional Toxicodendron vernix. Ground hummocky and moist.