The red variety comes from Portugal; the name means "Black Malvasia". Synonyms are Moreto, Mureto, Muretto, Negro Moura, Pinheira Roxa and Sillas. It is one of the many mostly unrelated varieties with name part Malvasia (look there). According to done in 2015 DNA analysis is a presumably natural cross between Cayetana Blanca x Alfrocheiro, However, this is based on only 21 DNA markers (see under molecular Genetics ). Despite seemingly indicative synonyms or morphological She is not allowed to have similarities with her numerous sibling varieties (see under Cayetana Blanca ) or the variety Moreto do Dão be confused. There is also a rosabeerige mutation called Malvasia Preta Roxa . The late-ripening, high-yielding vine is prone to real mildew and Botrytis, It produces flowery red wines with aromas of raspberries and violets with aging potential. The variety is mainly in the fields Douro and Beiras grown, where among other things in the DOC wine Távora-Varosa is allowed. In 2010, a total of 1,003 hectares of vineyards were reported in Portugal.
Source: Wine Grapes / J. Robinson, J. Harding, J. Vouillamoz / Penguin Books Ltd. 2012