Central Michigan University
Catalog #: CMC00019219
Occurrence ID (GUID): 139fc705-4a77-4d3d-a24b-774283f1f7f1
Taxon: Alisma triviale Pursh
Family: Alismataceae
Collector: Rachel Hackett & Hillary Karbowski   RHHK440   
Date: 2012-06-27
Locality: United States, Michigan, Oakland, Chamberlain Lakes Fen
42.782  -83.19983
Elevation: 259 meters (850ft)
Habitat: Heart Lake - Prairie fen surrounding lake. Appears to be heavily encroached by invasives (Phalaris arundinacea, Typha angustifolia, Phragmites australis) surrounded by wooded upland. Heron rookery on southwest side around to the north side. Most of rookery old, but a few nests remain. Shoe Lake - Lakeside fen surrounded by woodland. Similar to Heart Lake. No management apparent. In lakeside prairie fen with a thick, bouncy peat mat. Area dominated by grasses and Cyperaceae (Eleocharis mostly) with Typha (T. latifolia and some hybrids), arrowhead, and some sad looking Lythrum salicaria. 20m south of lakeside, 50m north of forest, on the southern and eastern end of the old heron rookery. Water pooling in footsteps. Burnt stump on south edge of quadrat.
Description: Flower - dead head found, whorled with clusters of 3-5 flowers.Population - clumped, somewhat common, seen with Sagittaria, Typha latifolia, Eleocharis, and grasses on wet ground.
Specimen Images
Record Id: 139fc705-4a77-4d3d-a24b-774283f1f7f1
For additional information on this specimen, please contact: Anna Monfils, Director (
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