Fuente: ecent issues American Journal Of Enology and Viticulture A collection of 338 grapevine accessions from 24 countries planted on the estates of Bodegues Sumarroca (AOC Penedès) was genotyped with 20 microsatellite markers. A total of 294 different molecular profiles were obtained; 28 of them are presented for the first time. Twenty-six accession names are considered new synonyms and are commonly used in several regions.