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Vanilla planifolia is a species of vanilla orchid .. Vanilla. Vanilla ( genus ). species. species. vanilla orchid. Vanilla ( genus ). vanilla. vanilla. It is native to Mexico and Central America , and is one of the primary sources for vanilla flavouring , due to its high vanillin content .. Mexico. Mexico. vanilla. vanilla. flavouring. flavouring. vanillin. vanillin. Common names are flat-leaved vanilla , Tahitian vanilla , and West Indian vanilla -LRB- also used for the Pompona vanilla , V. pompona -RRB- .. vanilla. vanilla. V. pompona. Vanilla pompona. Often , it is simply referred to as `` the vanilla '' .. vanilla. vanilla. It was first scientifically named in 1808 .