What is the formal name of the largest wine grape variety used to produce most European wines?

Answer Vitis Vinifera

The majority of standard wines are produced using the European wine grape, known as Vitis Vinifera. At least 5,000 varieties of this grape have been identified, each with unique features such as fruit color, size, and shape. They have been cultivated in a broad variety of climates, and undergo various procedures in order to produce wine. All of these potential variants add to the breadth of available wines.

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