The white grape variety originates from the border region Italy/Slovenia. Synonyms are Avola, Erbula, Gargania, Rabola, Rabiola, Rebolla, Ribolla Bianca, Ribolla Gialla di Rosazzo, Ribolla di Rosazzo and Ribuèle(Italy); Jarbola, Jerbula, Ribola Bijela(Croatia); Garganija, Garganja, Grganc, Rebula, Rebula Bela, Zelena Rebula(Slovenia). According to DNA analyses, a parent-offspring relationship with the variety Gouais Blanc seems possible. In spite of apparently indicative synonyms or morphological similarities, it should not be confused with the varieties Garganega, Pignoletto...