post oak

noun

any of several American oaks, especially Quercus stellata, the wood of which is used for posts.

Origin of post oak

An Americanism dating back to 1755–65

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

The post-oak most resembles the English oak in growth, leaf, &c.
Early Western Travels 1748-1846, Volume X
Various
A seedling of Post-oak crossed with Herbemont; from Munson; introduced in 1896.
The Grapes of New York
U. P. Hedrick
A seedling of a wild Post-oak crossed with Triumph; from Munson, introduced in 1893.
The Grapes of New York
U. P. Hedrick
A seedling of Post-oak crossed with Herbemont; from Munson in 1885.
The Grapes of New York
U. P. Hedrick
A cross between Munson of America and a Post-oak hybrid, about 1898.
The Grapes of New York
U. P. Hedrick