deerberry (Vaccinium stamineum)

Vaccinium stamineum, commonly known as deerberry, tall deerberry, squaw huckleberry, highbush huckleberry, buckberry, and southern gooseberry, is a species of flowering plant in the heath family. It is native to North America, including Ontario, the eastern and central United States, and parts of Mexico. It is most common in the southeastern United States.

Source: https://www.inaturalist.org/observations/43618454