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Northern Prairie Wildlife Research Center

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Classification of Natural Ponds and Lakes
in the Glaciated Prairie Region

Plate 29

gif -- Central Portion of a Large Fen or Alkaline Bog (VII-1)
Plate 29. Central portion of a large fen or alkaline bog (VII-1). Vegetation is primarily aquatic sedge (Carex aquatilis) and northern reedgrass (Calamagrostis inexpansa) with scattered hoary willow (Salix candida). This association is typical of many fens found in North Dakota. September 8, 1964, Clearwater County, Minn.

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