United States, Michigan, Washtenaw, Waterloo Long Lake Fen
42.353 -84.06681
289 meters (948ft)
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. On western shore of Long Lake, 50m from shore, in middle of enormous Typha angustifolia and Typha x glauca stand. Typha dominant with some Dasiphora fruticosa, Lythrum salicaria, and Thelypteris palustris. Standing water.
Population - 1 per 1m2 for 15m2. Flowering. 1.5m tall. On extremely wet soil with Typha and Lythrum salicaria.