WHITE POPLAR; SILVER POPLAR (Populus alba, Linn.). 35 

 to 50 feet. Round-headed tree, with dense foliage mass 

 above short trunk. Bark white or pale gray, roughened by 

 excrescences and furrowed to show dark spots, scars, and 

 blotches. Limbs smooth, pale, green toward tips, in spring. 

 Twigs fuzzy when young. Buds large. Leaves irregularly 

 lobed and toothed, 1 to 3 inches long and broad, dark green, 

 shining above, thickly lined with white down, on round, flex- 

 ible stems. Flowers in fuzzy catkins; pistillate greenish, 

 few-flowered. Fruit 2-celled capsules filled with minute, 

 hairy-winged seeds. This European species largely planted 

 about homes as an ornamental and shade tree. Has bad 

 habit of sprouting from roots. Leaves collect soot and dust, 

 and become unsightly in summer. 



