The white grape variety probably originates from Azerbaijan. Synonyms are Ag Chirai, Ag Shirei, Ag Üzüum, Bahian Chirei, Bajac Shirei, Banants, Bayanshire, Bayan Shirei, Bayan Shirey, Shirei and Spitak Khagog. It probably originated in the vicinity of the namesake community of Bayan in Azerbaijan's Dashkasan region....
Serious sources on the internet are rare - and Wine lexicon from wein.plus is one such source. When researching for my articles, I regularly consult the wein.plus encyclopaedia. There I get reliable and detailed information.
Thomas Götz
Weinberater, Weinblogger und Journalist; Schwendi