The red variety comes from Italy, Synonyms are Durera, Rastagliola and Restajola. It may be based on seemingly indicative synonyms. morphological Similarities do not match the varieties Erbaluce Nero or Neretto Duro be confused. The medium-maturing vine is prone to millerandage (Millerandage) and Wrong mildew, It was once north of the Piedmont widespread. Today, it is grown in the province of Novara only in small quantities and mainly used as a blend. In 2010, however, no stocks were reported (Statistics Kym Anderson ).
Source: Wine Grapes / J. Robinson, J. Harding, J. Vouillamoz / Penguin Books Ltd. 2012