The white grape variety comes from Portugal. Synonyms (in bold the other main names) are Alva, Alva Branco, Alvadorão Alvadurão, Alvaro de Soire, Alvaro de Sousa, Boal Cachudo, Coda, Códega , Códiga, Codo, Codo ou Síria, Colhão de Gallo, Dona Branca, Dona Branca do Dão, Graciosa, Gracioso, Malvasia Branca, Malvasía Grosso, Posto Branco, Roupeiro , Roupeiro Chachudo, Roupeiro de Alcobaca, Sabro, Tamarez d'Algarve ( Portugal ); Blanca de Monterre, Blanca Extra, Blanco del País, Chelva Blanca, Cigüente, Ciguentes, Crato Branco, Doña Blanca , Malvasia, Malvasia Blanca, Malvasía Castellana , Moza Fresca, Valenciana, Verdegudillo ( Spain ).
Despite apparently suggesting synonyms or morphological No similarities with the varieties Côdega de Larinho. Dona Branca. Jampal. Malvasia Fina. Roupeiro Branco or Tamarez be confused. According to in 2012 DNA analysis exists between Cayetana Blanca and Síria one Parent-offspring relationship, A further analysis in 2013 showed that Síria is a probably natural cross between To lift x comes from an unknown partner. However, this is based on only 20 DNA markers (see under molecular Genetics ). A cross between Malvasia Fina x Síria gave the variety Ratinho,
The first mention under the name Cigüente was made in Spain in 1513 by the agronomist Gabriel Alonso de Herrera (1470-1539) and in Portugal under the name Alvaro de Sousa in 1531. The exact origin of the variety is presumably to be found in the vicinity of the municipality of Pinhel in north-east Portugal. The late-ripening, productive vine is susceptible to both mildews and Botrytis, It produces white wines with moderate acidity and alcohol content as well as diverse aromas of linden, acacia, oranges and laurel oxidation tend. The variety is also called table grape used.
The variety is in Portugal in the fields of Douro and Beiras up in the north Alentejo and Algarve widespread in the south. The total acreage here is 7,145 hectares. In Spain it will mainly be in Galicia as well as in the Extremadura grown. A total of 753 hectares were shown here. The variety occupied a total of 7,898 hectares of vineyards in 2010 with an upward trend (ten years earlier there were 2,791 hectares). It thus demonstrated in the worldwide varieties ranking rank 87 (Kym Anderson ).