Wikipedia
Gringet
Gringet is an autochthonous white wine grape from Haute-Savoie, France that is used as both a blending grape and for varietal wines. It is mainly used in the Ayze AOC sparkling wine production. The wine grape grown on the hills above the lower Vallee de l'Arve, in the French Alps (Haute-Savoie).
It is unique to the region and there is no link with Savagnin or any Traminer variety.