Norton Grape (Vitis aestivalis x Vitis vinifera) is the oldest American wine grape. It was cultivated during the 1830s in Richmond, Virginia by Dr. Daniel N. Norton as a hybrid of V. vinifera and V. aestivales (American). It was awarded a gold medal as best red wine at the 1873 Vienna World Exposition wine competition. It is the official grape of the State of Missouri.