Muller oak Fagaceae Quercus
cornelius-mulleri Nixon & Steele symbol: QUCO7
Leaf: Alternate, evergreen, simple, nearly round to obovate, 1/2 to 1 1/2 inches long, margins entire or with spine-tipped teeth (holly-like), leathery and stiff, dull gray-green with some fuzz above and woolly-white on the lower surface.
Flower: Species is monoecious; males in drooping 1 inch long catkins, yellow-green; females very small spikes in leaf axils, appearing in the spring.
Fruit: Narrowly oblong acorn, to 1 1/4 inch long; shallow, warty cap covers 1/4 to 1/3 of nut; ripens in 1 season in early fall or even late summer.
Twig: Slender, reddish brown with tan fuzz especially when young; buds clustered, globose.
Bark: Light gray and finely scaly.
Form: A large clump-forming dense shrub or very small tree to 10 feet tall.
Looks like: shrub live oak - leather oak - scrub oak - interior live oak
Additional Range Information: Quercus cornelius-mulleri is native to North America. Range may be expanded by planting. Download the full-size PDF map.
External Links: USDA Plants Database
All material © 2019 Virginia Tech Dept. of Forest Resources and Environmental Conservation; Photos and text by: John Seiler, Edward Jensen, Alex Niemiera, and John Peterson; Silvics reprinted from Ag Handbook 654; range map source information