YELLOW BIRCH. GRAY BIRCH. 



Betula lutea Michx. - 



Fig. 143. Branchlet with leaves and fruit, i ; cone scales, 2 ; seeds, 3 ; branchlet bearing leaves 

 and young staminate catkins for next season's flowering, 4 ; branchlets in winter, two bearing 

 young catkins, 5. 



144. Trunk of tree, Lewis Co., N. Y. 



