The red variety is an interspecific new breed between Champini x Worden ( Concord - openly bloomed ). They are genes of Vitis champinii and Vitis labrusca contain. The intersection of hybrid was made in the USA in 1893 by Thomas V. Munson (1843-1913). It is predominantly called document, but also used for blended wines. No stocks were reported in 2010 (Kym Anderson ).
Pictures: Ursula Bruehl, Doris Schneider, Julius Kühn Institute (JKI)