The white grape variety comes from Italy, Synonyms are Bertolino, Bertoulin, Caria l'Aso, Lardera, Lardera Bianca, Lardera delle Langhe, Martinella, Peigin and Peisìn. Despite apparently suggesting synonyms or morphological No similarities to the variety Carica l'Asino be confused. According to DNA analysis it is not a color mutation the red one Barbera but an independent variety. The designation was based on the similar grape and berry shape. The variety was first mentioned in writing in 1825 by the naturalist Giuseppe Acerbi (1773-1846). The medium-maturing, productive vine produces acidic white wines. It will be in Piedmont mainly grown in the provinces of Acqui, Alessandria, Asti and Cuneo. The variety is in DOC wine Colli tortonesi authorized. The acreage in 2010 was 181 hectares.
Source: Wine Grapes / J. Robinson, J. Harding, J. Vouillamoz / Penguin Books Ltd. 2012
Images: Ursula Brühl, Doris Schneider, Julius Kühn Institute (JKI)