PLATE XLIX. AMERICAN HORNBEAM. 



1. Flowering britnch with immature leaves, (s) staminate flowers, (p) pistillate flowers, x i. 



2. Branch with mature leaves and fruit, x i. 



3. A nut with subtending bract, slightly enlarged. 



4. Nut with bract removed, enlarged. 



5. A winter branchlet, x |. 



6. Section of winter twig, enlarged. 



