The acorns are smaller 9 1/2in.) than in any other closely related Oak. They are rounded and about half enclosed by their cup. The wood, like that of other White Oaks, is used for construction and for lumber. The name is image, meaning "large."
Chinkapin Oak has a leaf somewhat resembling that of Chestnut Oak, though it is slightly irregular, more narrow and more pointed. It is hairy beneath. Chinkapin Oak prefers richer soil that Chestnut Oak and grows over a much wider range. It extends, in isolated stands, as far west as New Mexico. The bark is like that of White Oak--gray and scaly.