Beech American beech is a large tree with smooth bark, simple leaves, and male flowers in hanging balls. Fruit is a nut with a prickly husk.
Olive Ashes have male flowers in tight ball-like clusters. Pinnately compound leaves, clusters of keys.
Witch-hazel Sweetgum is a tree with simple, star-shaped leaves and tiny flowers in ball-like clusters. Seedpods are in prickly spherical clusters
Sycamore Large tree with thin, peeling bark and large simple leaves. Small flowers and fruits are in hanging balls.