Quercus gravesii (also called Chisos red oak or Grave's oak) is an uncommon North American species of oak in the red oak section Quercus section Lobatae. It is found in Mexico and the United States.
It is a deciduous tree up to tall. The leaves are hairless, each with 3–5 pointed and awned lobes. The bark is black.Flora of North America, Quercus gravesii Sudworth, 1927. Graves oak, Chisos red oak
It is closely related to shumard oak and emory oak.
Distribution Grave's oak can be found in three areas of southwest Texas, including Big Bend National Park, and mountain ranges of neighboring Coahuila state.Tropicos, Quercus gravesii Sudw.
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