Synonym (breeding number) for the grape variety Siegerrebe; see there.
The white grape variety is a new breeding between Madeleine Angevine x Roter Traminer(Gewürztraminer), which was confirmed by DNA analyses published in 2012. Heinz Scheu (the breeder's son) later claimed in a book that the variety originated from an open-pollinated Madeleine Angevine. Synonyms are Alzey 7957, Scheu 7957 and...
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Roman Horvath MW
Domäne Wachau (Wachau)