3. Leaflet, × 1/2.
4. Flowering branchlet, × 1/2.
5. Staminate flower, back view, enlarged.
6. Pistillate flower, enlarged.
7. Fruit, × 1/2.
JUGLANDACEAE
Black Walnut
Juglans nigra L.
HABIT.—A large tree 60-80 feet high, with a massive trunk 2-5 feet in diameter; forming an open, capacious crown of heavy branches and coarse branchlets.