Eutrochium maculatum L.
Rachel Hackett & Hillary Karbowski RHHK926
United States, Michigan, Washtenaw, Waterloo Long Lake Fen
Large zone of Cyperaceae dominated inundated flat near Long Lake. Appears many people drive vehicles through it. On the edges and to the west is the sedge meadow, calcareous seep, or wooded prairie fen. The area on the west side is practially saturated with Sphagnum moss mounds and Toxicodendron vernix. Other prominent vegetation includes Larix laricina, Thelypteris palustris, Dasiphora fruticosa, Solidago patula, Carex, and Scheonoplectus. Also contained Drosera rotundifolia, pitcher plants, and Eriophorum. Some invasion by Frangula alnus. The southern portion of the fen is colonized by Typha angustifolia, T. x glauca, and Lythrum salicaria until the 2m wide channel. South of the channel has less dense L. salicaria and little T. angustifolia or T. x glauca. In west-central portion of prairie fen, 200m south of northern border, 250m east of western upland forest, 5m west of large patch of Larix laricina, Acer rubrum, red cedar, and Toxicodendron vernix. Carex, Dasiphora fruticosa, Asteraceae, and Rosaceae dominant with Typha invasion and shrubby encroachment of T. vernix and Betula pumila. Ground with large mossy hummocks, moist.
Population - Flowering. Seen in area, but not clumped, 1-2 per 3m2 area for 12m2 with Spiraea tomentosa and Dasiphora fruticosa on moist soil.
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Record Id: c6549e04-1707-4490-95e1-711e880c2767
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