Eastern Hophornbeam, American Hop-hornbeam, Ironwood

Tree. Approximately 20 feet tall.
Flowers. A hairy pendent cone-like cluster of bladder-like sacs; each sac develops one nutlet. Flowers hand under the leaves and are not always visible without lifting leaves.
Leaves. Simple; alternative; blades oblong to elliptical; margins singly or doubly serrate; leaf tips acute to acuminate; lower surfaces finely pubescent