65 



Plate 20.-Classification: system Estuarine, subsystem Intertidal, class Emergent Wetland, SUBCLASS Persistent, dominance 

 type Phragmites australis, water regime Irregularly Flooded, water chemistry Mixohaline, SOIL Mineral. Saltmeadow cord- 

 grass (Spartina patens) and saltmarsh cordgrass (Spartina alterniflora) are subordinate species. (Washington County, Rhode 

 Island; July 1977; Photo by F. C. Golet) 



