2. Portion of twig, enlarged.

3. Leaf, × 1/2.

4. Flowering branchlet, × 1/2.

5. Staminate flower, enlarged.

6. Pistillate flower, enlarged.

7. Fruiting branchlet, × 1/2.

8. Fruit, × 10.

BETULACEAE

Yellow Birch. Gray Birch