The variegated grape variety group comes from Austria, Synonyms for the mostly blue Trentino are Blue Uplands, Blue Trunks, Cernina, Drobna Crnina, Drobna Sipa, Small Oils, Small Milk, Kossovina, Krähentraube, Mala Modrina, Modrina, Plesnova, Prava Crnina, Black Carpet and Zimmerttraube. The synonym Cernina points to the same identity with the now no longer cultivated Cellerina (Cenerina) from the Italian Piedmont out, who looks amazingly similar. The varieties were formerly in Austria-Hungary in the then belonging to the monarchy Untersteiermark (today northern Slovenia ) as well as today Croatia grown and as Kelter- and table grapes used.
The blue room grape was made by the ampelographer Franz Xaver Debris (1800-1858) in his published in 1841 standard work "Systematic classification and description of occurring in the Duchy of Styria varieties" described. It is a pure one female grape, According to done in 2016 DNA analysis she is a parent of Blue Portuguese and Blaufränkisch, This was the assumption of a Parent-offspring relationship with the variety Blauer argant approved.
The Rauchfarbenen Zimmettraube is one mutation the Blauschwarzen Zimmettraube (by the way in the VIVC catalog is managed as independent). It is a pure female grape, At the institute Geilweilerhof (Pfalz) there are still a few sample copies. Synonyms include Ash-colored room grape, Dimmik, Gray smoke-colored room grape, Smoke-colored room grape, Rauchler, Russfarbe and Sivez.
Another variety is the white room grape with the synonyms Beli Vranik, Blinica, Bliniza and smoker. The parentage is unknown. It is called Kelter- and table grape suitable.
Pictures: Ursula Bruehl, Doris Schneider, Julius Kühn Institute (JKI)