The white grape variety is an interspecific new variety Seibel 5656 x Seibel 4986 (Rayon d'Or). Synonyms are Fresco, Seival, Seyval, Seyve-Villard, Seyve-Villard 5-276 and SV 5-276. Incidentally, the same parents also gave rise to the red variety Seyval Noir. It contains genes from Vitis lincecumii, Vitis rupestris and Vitis vinifera. Along with Villard Blanc, the hybrid is one of the most successful breeds of the Seyve-Villard vineyard in Saint-Vallier in the Isère département (Rhône Valley). The variety was a crossing partner of the new varieties Birstaler Muskat, Cayuga White, Chardonel, Donauveltliner, Horizon, Kentville White 94-1, Kentville White 94-2, La Crosse, Merzling, Melody, Réselle, Souvignier Gris, St. Croix and St. Pepin.
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freier Autor und Weinberater (Fine, Vinum u.a.), Bad Krozingen