scrub oak

any of various chiefly American small shrubby oaks often a dominant form on thin dry soils sometimes forming dense thickets

• bear oak, Quercus ilicifolia — shrubby oak of southeastern United States usually forming dense thickets
• blackjack oak, blackjack, jack oak, Quercus marilandica — a common scrubby deciduous tree of central and southeastern United States having dark bark and broad 3-lobed (club-shaped) leaves; tends to form dense thickets
• myrtle oak, seaside scrub oak, Quercus myrtifolia — small evergreen shrub or tree of southeastern United States; often forms almost impenetrable thickets in sandy coastal areas

• oak, oak tree — a deciduous tree of the genus Quercus; has acorns and lobed leaves