In the countries Germany. Luxembourg. Slovenia. Switzerland and Austria common, but due to the meanwhile clarified paternity actually misleading synonym for the Müller-Thurgau, The name was formed from the alleged parents RI (esling) x (Sil) VANER; However, the father is not as previously assumed the Sylvaner, In Germany, however, one understands in some growing areas such as Franconia under the term Rivaner also a special extension of Müller-Thurgau wines, namely a cool fermentation and dry expanded. However, this has no legal meaning.