COTTONWOOD. NECKLACE POPLAR. CAROLINA POPLAR. 



Po pill us deltoides Marsli.^ 



Fig. 107. Branchlet with leaves and mature fruit, i ; leafless branchlet bearing two flower-buds 

 (the larger ones) and leaf-buds, 2; terminal of a vigorous shoot, showing angular nature, 3. 



108. Trunk of tree on Genesee River bank above Rochester, N. Y. 



109. Wood structure magnified 15 diameters. 



