United States, Michigan, Washtenaw, Waterloo Long Lake Fen
42.35495 -84.06583
291 meters (954ft)
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 northern portion of prairie fen, 70m south of border, 50m east of water lily pond area. Transition between Cyperaceae inundated flat and sedge meadow. Cyperaceae dominant with Dasiphora fruticosa. Occasional shrubs of Toxicodendron vernix or Larix laricina every 9-25m2, increasing density towards northern border. Standing water in quadrat. Ground hummocky and mossy.
Spike - 3-5mm long, 2-3mm wide, basal scale clasping, scales maroon with green midvein, clear hyaline margins. Population - uncommon, small clumps with thick white rhizomes between. Found with Carex aquatilis, C. lasiocarpa, Dasiphora fruticosa, and Thely