The white grape variety comes from Portugal, Synonyms are Boal Bonifacio, Malvasia Corada, Malvasia Fina and Malvasia Fina de Douro. Because of the synonym, it is not allowed with the variety Malvasia Fina be confused. According to in 2013 DNA analysis it comes from a presumably natural cross between Malvasia Fina x Rabo de Ovelha, However, this is based on only 20 DNA markers (see under molecular Genetics ). The variety was a cross partner in the new breeding Alvarinho Topasio, The early to medium maturing, productive vine is sensitive to drought, as well as moderately susceptible to real ones mildew and bunch rot, It provides simple, alcohol-rich white wines for quick enjoyment, which are mostly used for blends. The variety is found in the regions Alentejo. Estremadura (in DOC wine Óbidos approved) and Ribatejo, as well as in the area Douro grown. The acreage in 2010 was 1,182 hectares (Kym Anderson ).
Source: Wine Grapes / J. Robinson, J. Harding, J. Vouillamoz / Penguin Books Ltd. 2012