Hornbeam. Iron wood 



1. Winter twig, x J4. 



2. Portion of twig, enlarged, 



3. Leaf, x Y-2. 



4. Flowering branchlet, x l /2. 



5. S'taminate flower, enlarged. 



6. Pistillate flower, enlarged. 



7. Fruit, x y 2 . 



80 



