United States, Michigan, Washtenaw, Waterloo Long Lake Fen
42.35439 -84.06781
290 meters (951ft)
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 wooded upland border, 5m west of Typha angustifolia invasion in open center of Larix laricina, red cedar, Toxicodendron vernix, and Acer rubrum thicket, east of a 4m tall T. vernix and 3 small L. laricina. Ground hummocky and moist. Several large ant mounds in area. Two small marl seeps nearby.
Population - Common. Seen with royal fern. On moist soil. 5-7 per 1m2 for 10m2.