wo TREES 



Fast-growing, hardy, willing to grow in treeless regions, 

 this tree has spread from its eastern range throughout the 

 plains, where shelter belts were the first needs of the 

 settlers. Pretty at first, these box elders are soon broken 

 down and unsightly. They should be used only as tem- 

 porary trees, alternating with elms, hard maples, and 

 ashes. Where they are neglected, or continue to be 

 planted, the character of the town or the premises must 

 be cheap and ugly. 



The Norway Maple 



A. flatanoidesy Linn. 



The Norway maple is counted the best maple we have 

 for street planting. Broad, thin leaves, three-lobed by 

 wide sinuses, cover with a thick thatch the rounded head 

 of the tree. Green on both sides, thin and smooth, these 

 leaves seem to withstand remarkably the smoke, soot, and 

 dust of cities, and also the attacks of insects. The keys 

 are large, wide-winged, set opposite, the nutlets meeting 

 in a straight line. These pale green key clusters are 

 very handsome among the green leaves in summer — the 

 tree's chief ornament until the foliage mass turns yellow 

 in autumn. A peculiarity of the Norway maple is the 

 milky juice that starts from a broken leaf -stem. 



The Sycamore Maple 



A. pseudo-platanus, Linn. 



The sycamore maple is another European immigrant, 

 whose broad leaf is thick and leathery in texture, and 

 pale underneath. Its late-opening flowers are borne in 



