Canaiolo Bianco
A white-berried color mutation of Canaiolo Nero, found primarily in Umbria's Orvieto area but also planted in Tuscany, where Carmignano DOCG and Barco Reale di Carmignano DOC both permit it as a minor white component alongside Trebbiano Toscano and Malvasia.
SourcesCanaiolo — Wikipedia·data/denominations/carmignano.json, data/denominations/barco-reale-di-carmignano.json (disciplinari)