Synonym or breeding number (also GM 22-74) for the grape variety Arnsburger; see there.
The white grape variety (also Geisenheim 22-74) is a new variety between Müller-Thurgau x Chasselas Tokay(Chasselas). According to DNA analyses carried out in 2012, the crossing of two Riesling clones indicated in the breeding list turned out to be wrong. The crossing was carried out in 1939 by...
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Sigi Hiss
freier Autor und Weinberater (Fine, Vinum u.a.), Bad Krozingen