overcup oak Fagaceae Quercus lyrata Walter Listen to the Latin symbol: QULY Other Fact Sheets
Leaf: Alternate, simple, 6 to 10 inches long, roughly oblong in shape with a highly variable margin that has 5 to 9 lobes with irregular sinuses. The underside is white and pubescent.
Flower: Species is monoecious; male flowers are green, borne in naked catkins, 2 to 4 inches long; female flowers reddish single spikes, appearing with the leaves.
Fruit: Acorns are 1/2 to 1 inch long, round and almost entirely covered by the warty and unfringed cap, maturing in 1 year, ripening in fall.
Twig: Slender and gray, glabrous - very closely resembling white oak. Buds are small, ovoid and light chestnut brown in color; end buds are clustered.
Bark: Gray-brown and scaly, often with irregular plates, again resembling white oak.
Form: A medium sized tree with generally poor, twisted form. However, the crown is pyramidal/oval and later rounded.

Looks like: white oak - bur oak - post oak - swamp chestnut oak
leaf flower fruit twig bark form1 map
Additional Range Information:
Quercus lyrata is native to North America.
Range may be expanded by planting.
See states reporting overcup oak.
More: Fall Color
External Links:
USDAFS Silvics of North America
USDAFS Additional Silvics
USDA Plants Database
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Photos and text by: John Seiler,
Edward Jensen, Alex Niemiera,
and John Peterson
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