78 



Plate 33.— Classification: system Riverine, SUBSYSTEM Lower Perennial, class Emergent Wetland, subclass Nonpersistent, 

 dominance type Peltandra virginica-Pontederia cordata, water regime Semipermanently Flooded, water chemistry Fresh- 

 Circumneutral, SOIL Mineral. This wetland lies in a bay of the Chicopee River. (Hampden County, Massachusetts; July 1970; Photo 

 by R. C. Smardon) 



