Identification of Grape Cultivars from Liguria (North-Western Italy)
Vitis 48 (4), 175–183 (2009) Identification of grape cultivars from Liguria (north-western Italy) D. TORELLO MARINONI1), S. RAIMONDI1), P. RUFFA1), T. LACOMBE2), and A. SCHNEIDER1) 1) CNR, Istituto di Virologia Vegetale, UOS Grugliasco, Torino, Italy 2') INRA, UMR 1097 Diversité et Adaptation des Plantes Cultivées, Equipe Génétique et Génomique Vigne, Montpellier, France Summary amined clonal selection, virus sanitation and propagation of the major varieties. From 2001 on, minor grapes were In order to identify grape varieties from Lig- also evaluated while local neglected cultivars (often en- uria (north-western Italy), 51 accessions (major, mi- dangered) were rescued. In order to identify the material nor and neglected cultivars) were compared to those collected, i.e. to establish the right name of each accession, present in the grape collections of the neighbouring its synonyms and homonyms, investigations were carried regions. Synonyms were confirmed by SSR markers out in the region and neighbouring areas. Exchange of cul- (9 loci). Only 36 unique genetic profiles were found tivars between adjacent areas is in fact quite common. It within grapes from Liguria, demonstrating the occur- was already known to ancient ampelographers that the lo- rence of synonyms with cultivars either from the same cal grape ‘Ormeasco’, grown in the hills north of the town region or from other grape growing areas. Six evident of Imperia, is the same as ‘Dolcetto’ (GALLESIO 1817/1839), misnames were found as well as homonyms. Four unex- a wine grape widespread in Piedmont, ‘Vermentino’, the pected synonyms provided an opportunity to trace the major grape in Liguria, is identical to ‘Pigato’ (typically likely origin and/or the movement of ancient cultivars, grown in a limited area of the Savona province), and the including ‘Vernaccia di San Gimignano’.
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