Occurrence ID (GUID):
Eleocharis palustris (L.) Roem. & Schult.
Rachel Hackett & Hillary Karbowski RHHK864
United States, Michigan, Washtenaw, Waterloo Long Lake Fen
288 meters (945ft)
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 southern and western portion of fen, 15m north of Lythrum salicaria channel, 50m east of Long Lake. In Typha, L. salicaria, Rosa, and Cornus dominated zone. Toxicodendron vernix shrubs every 4-9m2. Standing water in area. Hummocks common.
Spike - 15mm x 4mm, slight crescent shape, scales brown. Achene - yellow, distinct brown tubercle. Population - uncommon, rhizomous, not clumped, 1-2cm between stems, flowering/fruiting, various heights. Growing on sides of hummocks with Thelypteris palus
Record ID: 64a0e895-1454-46c2-abc1-6962d8cef34e