Synonym for the grape variety orange grape; see there.
The white grape variety most likely originates from Germany. Synonyms are Gelbe Orangetraube, Orangentraube (Germany); Narancsszölö(Hungary). The variety was found and selected by the German ampelographer Johann Philipp Bronner (1792-1864) in 1840 near Speyer in Rhineland-Palatinate in the forests along the Rhine. He named it Zaehringia nobilis according to his own classification system,...
Serious sources on the internet are rare - and Wine lexicon from wein.plus is one such source. When researching for my articles, I regularly consult the wein.plus encyclopaedia. There I get reliable and detailed information.
Thomas Götz
Weinberater, Weinblogger und Journalist; Schwendi