The red variety is an interspecific new breed between Riparia x Tempranillo, They are genes of Vitis riparia and Vitis vinifera contain. The intersection of hybrid in 1996 by Ed Swanson in Nebraska United States, The breeder worked with Elmer Swenson (1913-2004) together (about a possible relationship between the two is not known). The late-ripening vine is prone to real mildew, She yields red wines with soft tannins and cherry flavor. The species is grown in small quantities in Nebraska. In 2010, however, no stock was reported (Statistics Kym Anderson ).
Source: Wine Grapes / J. Robinson, J. Harding, J. Vouillamoz / Penguin Books Ltd. 2012