The white grape variety comes from Italy, Synonyms are Aglionza, Alconza, Aleonza, Alionga Bianca del Bolognese, Allionza, Allionza Bianca, Glionza, Leonza, Uva Lonza and Uva Schiava. Due to the latter synonyms it is not allowed to use the Greek variety Sklava be confused. Also to the Schiava game species there is no genetic relationship. It was founded in the 14th century by Petrus de Crescentiis (1230-1321) mentioned. The assumption made by French ampelographers that it was present in southern France in the 19th century is unlikely. According to 2001 DNA analysis there is a close genetic relationship to the variety Trebbiano Toscano, The late ripening vine is resistant to frost. Botrytis and real ones mildew, It is used as a wine press table grape used. The variety is in the Emilia-Romagna (Provinces of Bologna and Modena). In 2010, 11 hectares of vineyards were shown with a decreasing tendency (Kym Anderson ).
Source: Wine Grapes / J. Robinson, J. Harding, J. Vouillamoz / Penguin Books Ltd. 2012
Images: MIPAAF - National Vine Certification Service