||an oak native to southern Europe with prickly evergreen leaves that resemble holly.
||a North American weed with lobed leaves and an odor like turpentine.
||any of various evergreen oaks of the southeastern or southwestern United States. [2 definitions]
||a harmless, applelike gall produced on oak trees by the larvae of a type of wasp.
||a small bronze or silver cluster of oak leaves and acorns worn on the ribbon of a medal to signify multiple awardings of the same medal.
||either of two tall oak trees of the eastern United States that are valued for their lumber and as shade trees.
||a western North American shrub bearing leaves that often resemble oak leaves and secreting an oil that can cause a severe rash on contact. [2 definitions]
||any of several North American oaks that have dark bark, leaves with pointed tips, and a two-year maturation for their acorns. [2 definitions]
||a large oak of eastern North America that has a light gray to white bark, and yields a hard, light-colored wood.