The red grape variety comes from the border area Italy / Switzerland, It could be identical to the already extinct species Eperon (Spron), which was described by the Italian Ampelographen Lorenzo F. Gatta in 1838. According to done in 2003 DNA analysis it is a presumably natural cross between Fumin x unknown variety. The variety becomes a grape variety group in Switzerland Old plants counted. The late-ripening vine was already threatened with extinction and was bred by Italian biologist Dr. Giulio Moriando reactivated. The variety is in the Italian region aosta Valley grown exclusively in the three municipalities of Chambave, Châtillon and Pontey. In 2010, four hectares of vineyards were expelled.
Source: Wine Grapes / J. Robinson, J. Harding, J. Vouillamoz / Penguin Books Ltd. 2012
Pictures: MIPAAF - National Vine Certification Service