75 



Plate 30.— Classification: system Riverine, SUBSYSTEM Lower Perennial, class Aquatic Bed, subclass Rooted Vascular, dominance 

 type Nymphaea odorata, water regime Permanently Flooded, water CHEMISTRY Fresh-Circumneutral, special MODIFIER 

 Excavated. This channel was dug by man in an unsuccessful attempt to drain the wetland. Plants in the Palustrine wetland bordering 

 the channel include sedge (Carex lasiocarpa), sweet gale (Myrica gale), leatherleaf (Chamaedaphne calyculata), and Atlantic white 

 cedar (Chamaecyparis thyoides). (Washington County, Rhode Island; July 1977; Photo by F. C. Golet) 



