138 



LANDSCAPE GARDENING. 



SUGAK-MAPLE (Acer saccharinum) . Perhaps no tree is 

 so largely planted for streets and roadways as this, and it 

 has many valuable qualities. It is clean, upright, easily 

 transplanted, and grows rapidly, but is somewhat subject 

 to disease and the attack of the maple-tree borer, maple- 

 louse, and other insects and fungous pests which have often 

 destroyed large trees and broken into many a fine avenue 

 of stately growth. 



SILVER MAPLE (A. dasycarpum). Fig. 73. This rapid- 



FIG. 73. SILVER MAPLE (Acer dasycarpum). 



growing tree is being largely planted in many places. It 

 is a clean tree of great beauty, and thus far has shown no 

 tendency to disease or the attack of insects. The tendency 

 it has of forming several main forked branches must be 



