jack oak

Noun (2)

1. a common scrubby deciduous tree of central and southeastern United States having dark bark and broad three-lobed (club-shaped) leaves; tends to form dense thicketsSynonyms: blackjack oakblackjackjack oakQuercus marilandica
2. small to medium deciduous oak of east central North America; leaves have sharply pointed lobesSynonyms: jack oaknorthern pin oakQuercus ellipsoidalis