54 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 66 
River, are under the influence of the tides. Their banks are bordered 
with mangroves and other halophilous trees and shrubs. In many 
Fic. 54.—Fort Myers, Fla. An air-plant (T7illandsia sp.) growing on a cypress 
trunk, with Spanish moss (Dendropogon usneoides). 
Fic. 55.—Fort Myers, Fla. A fern (Blechnum serrulatum) growing upon 
the base of a cypress tree. 
localities a conspicuous feature of the vegetation is the cabbage 
palmetto, a tall, handsome palm with a large tuft of leaves, the 
“cabbage ” of which is used for food. 
