WHITE BIRCH. GRAY BIRCH. OLD-FIELD BIRCH. 



Betula populifolia ILarsTi. 



Fi?. 134. Branchlets with mature leaves and I'ri.it, the one to tlic right bearing also yonnp 

 staminate anient, i ; broken cone with scattered cnne-scales and seeds. _' ; vigorous leafy shoot, 3 : 

 branchiet with leaf-buds and young aments in winter, 4: do. «iih flower-buds only, 5. 



135. Cluster of trunks, near Albany, X. \'. 



136. Wood structure magnified 15 diameters. 



