The Buckeye is an American breed of chicken. It was created in Ohio in the late nineteenth century by Nettie Metcalf. The color of its plumage was intended to resemble the color of the seeds of Aesculus glabra, the Ohio Buckeye plant for which the state is called the 'Buckeye State'.

Melinda Sayler, Walter, Buckeye Rooster, CC BY-SA 3.0