Navianos de Alba is a village located in the province of Zamora, Castile and León, Spain.

[2] Olmillos de Castro is home to the town hall of 4 villages: It is the hometown of Manuel Blanco Ramos, one of the most important Spanish scientists of the 19th century.

Born in 1779, son of the navianos peasants Pedro Blanco and Petronila Ramos, this Augustinian father was a missionary in the Philippines with botanical discoveries that have gone down in the history of biology.

The scientist Carl Ludwig Blume dedicated him by placing his surname in the genus Blancoa of the Palmae family.

John Lindley named the Blancoa canescens of the Haemodoraceae family with his surname.