Hickories are a major component of eastern North American oak-hickory forests, shown here in eastern Kentucky. (IMAGE)

Proceedings of the National Academy of Sciences

Hickories are a major component of eastern North American oak-hickory forests, shown here in eastern Kentucky.

Caption

Hickories are a major component of eastern North American oak-hickory forests, shown here in eastern Kentucky.

Credit

Image courtesy of Jordan B. Bemmels.

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