blackjack oak Fagaceae Quercus marilandica Muenchh.   symbol: QUMA3
	Leaf: Alternate, simple, 5 to 8 inches long, thickened, with 3 shallow, bristle-tipped lobes near the end of the leaf, upper surface lustrous green, lower surface paler with orange-brown pubescence. Flower: Monoecious; males 2 to 4 inch long hanging catkin, females small, single or paired. Fruit: Acorn, nut 3/4 inch long often striated, light brown, cap covers about half of the nut and is covered with loose, hairy scales. Twig: Stout, dark brown and scruffy-hairy, reddish brown buds are 1/4 inch long, sharp, angled and fuzzy. Bark: Very dark (almost black), rough, with blocky plates and splits. Form: A small sized tree (20 to 30 feet tall) generally with poor form. It typically has a short trunk with a round crown made up of twisted limbs.
	USDAFS Additional Silvics - USDA Plants Database Quercus marilandica is native to North America. Range may be expanded by planting. See states reporting blackjack oak (opens a new window).