Synonym for various grape varieties (also Clevner Schwarz, Klevner Schwarz, Schwarzer Clevner, Schwarzclevner, Schwarzklevner); see under Clevner.
Frequently used synonym (second name) but also homonym (collective name) for grape varieties. There is no independent grape variety with this/these name(s). The origin of the name is unclear, although there are some hypotheses. One of them is that the name was derived from the Italian municipality of Chiavenna in Lombardy, which in ancient times bore the Latin name Cleven. However, the assignment of the manifold synonyms of different spellings to the individual grape varieties cannot be...
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Markus J. Eser
Weinakademiker und Herausgeber „Der Weinkalender“