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. On east side of Long Lake, 60m from lake, 10m north of Lythrum salicaria channel. Area dominated by L. salicaria, Typha, Thelypteris palustris, and Cornus. Very dense and tall Cornus and L. salicaria (over 2m) toward channel. Ground hummocky with standing water.
Population - Flowering, not very common in area. On wet soil with Typha, Lythrum salicaria, and Sagittaria latifolia. 1-3 per 1m2 for 5m2.
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Record Id: f0dc6690-f09f-47d3-bc73-026fd21e3245
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