United States, Michigan, Jackson, Little Portage Lake Fen
42.3535 -84.21857
275 meters (902ft)
Lake side prairie fen. Mostly Cyperaceae, Cornus, and button bush dominated marl zone with some Asteraceae and Dasiphora fruticosa near the wooded borders. Invaded by Phragmites, Phalaris arundinacea, and Frangula alnus. In northern area of southern section of fen, 100m south of woody northern border, 75m east of Little Portage Lake. Area inundated marl flat dominated by Cyperaceae with some Lythrum salicaria and Eupatorium perfoliatum. No shrubs or saplings for 30-40m2. Dense Schoenoplectus zone to west and south. Ground flat with standing water.