Geography of North Carolina grape varieties of America are native to North Carolina; the Catawba, Isabella, Lincoln, and Scuppernong. Seventeen major river basins have covered at least part of the state of North Carolina. These rivers can be broadly divided into three groups. In the extreme western part of the state, there are rivers that flow in a northwesterly direction, draining into the Gulf of Mexico through the Mississippi River. In the central part of the state, rivers flow generally southward into South Carolina before reaching the Atlantic Ocean. In the eastern part of the state, most of the rivers flow generally in an
Usa River (Komi Republic) Usa River (Komi Republic) Usa (; , "Usva") is a river in the northeast corner of European Russia that drains the Polar Urals southwest into the Pechora River. The Polar Urals tend to the northeast and the Usa runs parallel to them. It is in the Komi Republic of Russia and the largest tributary of the Pechora River, which it joins from the right. It is long, with a drainage basin of . The Usa has an average discharge of , but this varies from a maximum of in June to a minimum of in April. It freezes over in