Synonym (also Oriou) for the grape variety Petit Rouge; see there.
The red grape variety originates from the border region Italy/Switzerland. Synonyms are Orion Gris, Oriou, Oriou Curare, Oriou Lombard, Oriou Petit Rouge, Oriou Picciou, Oriou Voirard, Picciou Rouge, Picciou Rouzo and Rouge du Valais. The Oriou synonyms are different varieties. It must not be confused with the Cornalin (Humagne Rouge) variety, despite the synonyms that seem to indicate it. It...
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Roman Horvath MW
Domäne Wachau (Wachau)