PLATE 7.-CAROLINA AND LOMBARDY POPLARS. 



1 and 2. Carolina Poplars disfifjiired hy severe pruning;. 3. Staminate flowers of 

 Carolina Poplar. 4. Street of Lomhardy Poplars; Ninth Street, S. E., corner G 

 Street, Washington, D. C. Fifteen \'ears old. 



