| 单词 | jack oak |
| 释义 | jack oak (once / 1074483 pages) n WORD FAMILY jack oak: jack oaks USAGE EXAMPLESThe jack oak, Quercus ellipsoidalis Hill, is a smaller tree found frequently alongside black oak in the northern third of the State. Fuller George D., Forest Trees of Illinois—How to Kno...(2011) “Oaks, and especially jack oaks, grow only on the dry hillsides.” Marshall, Carrie L., Two Wyoming Girls and Their Homeste...(2010) THE black jack oak is a tree of sandy and clayey barren lands where few other forest trees thrive. Fuller George D., Forest Trees of Illinois—How to Kno...(2011) 1n 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 thickets Syn|Hyper Quercus marilandica, blackjack, blackjack oak scrub oak any of various chiefly American small shrubby oaks often a dominant form on thin dry soils sometimes forming dense thickets 2n small to medium deciduous oak of east central North America; leaves have sharply pointed lobes Syn|Hyper Quercus ellipsoidalis, northern pin oak oak, oak tree a deciduous tree of the genus Quercus; has acorns and lobed leaves |
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