SHADE TREES AND FORESTS 



479 



the trees can be identified -as easily as by their leaves in the 

 summer. 



Planting the tree. Trees may be transplanted either in 

 the spring or fall, except in the extreme northern sections, 



Sour Gum. 



White birch. 



Wild plum. Wild thorn-apple. 



FIG. 186. Trees in winter, showing the beauty and variety of their branches. 



where it is safer to plant in the spring. One of the chief 

 things to consider in transplanting a tree is to reduce the 

 amount of water given off by the leaf to the point where the 

 roots can supply the amount lost by the leaves. When a 

 tree is dug up in the nursery or woods, a part of the root 



