DISTRIBUTION OF AMERICAN FORESTS 
and uniform; where the forest is given 
over, it may be, almost entirely to a 
single kind of tree. In other places 
the trees may join in varied luxuriance, 
young and old, familiar and strange, on 
some fertile, protected plain or well 
watered mountain side. In still other 
places they may be seen struggling up 
the steep slopes and maintaining a 
precarious existence on bleak, rocky 
ridges. 
While the eastern portion of the 
United States is, generally speaking, 
the home of the broadleaf species, and 
the northern and western portions are 
similarly occupied by the coniferous 
forests, these areas may readily be sub- 
divided into specified regions of distinct 
forest growth. The latter, however, 
cannot be accurately delimited, since 
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