Quercus crassipes is a Mexican species of oak tree in the beech family. It is widespread across much of Mexico from Sonora and Hidalgo south to Chiapas. Quercus crassipes is a tree up to 17 meters tall with a trunk as much as 100 cm in diameter. Leaves are thick and leathery, up to 108 mm long, elliptical with wavy edges no teeth or lobes.