swamp chestnut oak Fagaceae Quercus michauxii Nutt. Listen to the Latin symbol: QUMI Other Fact Sheets
Leaf: Alternate, simple, obovate, 4 to 8 inches long, 3 to 5 inches wide, margin with large round blunt teeth, dark green and shiny above, pale and downy below.
Flower: Species is monoecious; male flowers are yellow-green long catkins (2 to 4 inches long); females are green to reddish, very small in leaf axils, appearing in mid-spring with the leaves.
Fruit: Acorn, 1 to 1 1/2 inches long, chestnut brown, bowl-shaped cup covers about 1/3 of nut, cap is rough scaly, stalk is short.
Twig: Moderately stout, smooth or quite fuzzy, orangish brown, terminal bud 1/4 inch long, reddish brown, buds cluster near ends of twig.
Bark: Similar to white oak, ashy gray, scaly, with age developing irregular furrows and becoming darker.
Form: Well-formed tree becoming quite large (80 feet tall) with a narrow crown.

Looks like: swamp white oak - chinkapin oak - chestnut oak - bur oak
leaf fruit twig bark form1 map
Additional Range Information:
Quercus michauxii is native to North America.
Range may be expanded by planting.
See states reporting swamp chestnut 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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