frequent synonym or also homonym for the grape varieties Biancone di Portoferraio (also Pagadebiti, Pagadebiti di Porto San Stefano), Bombino Bianco. Montonico Bianco. Mostosa (also Pagadebito), Passerina (also Pagadebito) and roller blind (also Pagadebiti). Incidentally, the name means due to the income wealth all these types of debtors. There is also an independent, Croatian grape variety called debit (Ruzevina).