Leaves are simple, alternate and deciduous with 5-9 smooth and irregular lobes.
Twigs are smooth with round, pubescent buds.
Bark is brown-gray and scaly. Fruit is an acorn about 1 inch long with the thin cap almost completely enclosing the dark brown nut. Acorns float in water and mature in one season. Overcup oak is found next to streams and rivers and in flood prone areas in the southern U.S. Intermediate shade tolerance. Click on photo to enlarge.