Synonym for the grape variety Biancone di Portoferraio; see there.
The white grape variety originates from the island of Elba (Tuscany, Italy); the second part of the name refers to the capital of Elba. Synonyms are Biancone (2nd main name), Corcesco, Folle Verte d'Oleron and Pagadebiti di Porto S. Stefano.

According to DNA analyses carried out in 2021, it originates from a presumably natural cross between Mammolo x unknown...
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