1. post oak, box white oak, brash oak, iron oak, Quercus stellata, oak, oak tree
usage: small deciduous tree of eastern and central United States having dark green lyrate pinnatifid leaves and tough moisture-resistant wood used especially for fence posts
2. canyon oak, canyon live oak, maul oak, iron oak, Quercus chrysolepis, live oak
usage: medium-sized evergreen of southwestern United States and northwestern Mexico with oblong leathery often spiny-edged leaves