1 68 Forests and Trees 



and their identity is confused. The trees differ in habits of 

 growth, as well as in the shape of the leaves and the character 

 of the buds. 



These Russian poplars have proved exceedingly valuable 

 on the prairie. They are easily reproduced from cuttings, grow 

 very rapidly, keep their leaves until the frost comes and yet 

 are perfectly hardy. They are not liable to insect pests to 

 any great extent, but they have the fault, common to all poplars 

 except the aspen, of sending up numerous shoots from the 

 roots. 



