Quercus pumila, the runner oak or running oak, is a species of oak. It is native to the southeastern United States (Mississippi, Alabama, Florida, Georgia, and the Carolinas).

Quercus pumila is a deciduous shrub usually less than one meter (3 feet 3 inches) tall. The bark is gray or dark brown. The leaves are up to 10 centimetres (4 in) long, with no teeth or lobes, hairless or nearly so on the upper surface, the underside usually with a thick coat of reddish-brown hairs.

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