The best grape from the Bairrada wine region produces excelent wines in certain years.
Baga is a red Portuguese wine grape variety planted primarily in the Bairrada DOC. As a varietal, Baga produces tannic wines with high acidity.
Baga is also known under the synonyms Baga de Louro, Baguinha, Bairrada, Bairrado Tinta, Baya, Carrasquenho, Carrega Burros, Goncalveira, Morete, Moreto, Paga Dividas, Poeirinha, Poeirinho, Povolide, Preiinho, Pretinho, Preto Rifete, Rifete, Rosete, Tinta Bairrada, Tinta Bairradina, Tinta da Bairrada, Tinta de Baga, and Tinta Fina.
in: http://en.wikipedia.org/wiki/Baga_(grape)