Other varieties that are sometimes confused with Carignan but have been conclusively proven by DNA analysis to be distinct include the Sardinian wine grape Nieddera that is related to the Pascale di Cagliari grape which also grown on the island and sometimes confused with Carignan, Cinsault which shares the synonym Samsó in Catalonia with Carignan, the Italian wine grape Tintilia del Molise that is grown in the Lazio and Molise wine regions of central Italy and the Spanish wine grape Parraleta that is grown in the Somontano DO of Aragon.