scrub oak

from The American Heritage® Dictionary of the English Language, 4th Edition

• n. Either of two thicket-forming shrubs or small trees, the deciduous Quercus ilcifolia of the eastern United States or the evergreen Q. dumosa of western regions.

from Wiktionary, Creative Commons Attribution/Share-Alike License

• n. the popular name of several dwarfish species of oak in the United States.

from the GNU version of the Collaborative International Dictionary of English

• n. the popular name of several dwarfish species of oak. The scrub oak of New England and the Middle States is Quercus ilicifolia, a scraggy shrub; that of the Southern States is a small tree (Q. Catesbæi); that of the Rocky Mountain region is Q. undulata, var. Gambelii.

from The Century Dictionary and Cyclopedia

• n. A name of three low American oaks.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

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