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Plate 56.— Classification: SYSTEM Palustrine, class Moss-Lichen Wetland, subclass Moss, water regime Saturated, water 

 chemistry Fresh. Peat moss (Sphagnum spp.) is the dominant plant. Subordinate plants include sedges (Carex rariflora, C. aquatilis), 

 cottongrass (Eriophorum russeolum), and reindeer moss (Cladina spp.). While sedges are present, their combined cover is less 

 than 30%. Mosses cover 100% of the area. (Narokachik-Azun Rivers area, Yukon-Kuskokwim Delta, Alaska; July 1985; Photo 

 by F. C. Golet) 



