Di Vecchi Staraz, Bandinelli, Boselli, This, Boursiquot, Laucou, Lacombe, and Varès (2007) showed that Sciaccarello (or Sciaccarellu as it is known in Corsica) and another Corsican variety Malvasia Montanaccio as well as Tuscan varieties Biancone, Caloria, Colombana Nera, and Pollera Nera have genetic ties to Mammolo.
Di Vecchi Staraz, Bandinelli, Boselli, This, Boursiquot, Laucou, Lacombe, and Varès (2007) demonstrated that Sciaccarello (or Sciaccarellu in Corsica) and another Corsican variety Malvasia Montanaccio as well as Tuscan varieties Biancone, Caloria, Colombana Nera, and Pollera Nera share genetic connections with Mammolo.