Quercus aculcingensis
Quercus aculcingensis is a species of oak endemic to eastern Mexico.
It is a shrub, growing up to 3 meters tall and occasionally to 5 meters. It grows in the northern Sierra [Madre de Oaxaca] of Veracruz state, at 2,200 meters elevation. It is named for the town of Acultzingo.
Some authorities treat the species as a synonym of Quercus greggii.