| Mariano de la Bárcena | |
| Birth Name: | Mariano Santiago de Jesús de la Bárcena y Ramos |
| Birth Date: | 22 July 1842 |
| Birth Place: | Ameca, Jalisco, Mexico |
| Death Place: | Mexico City, Mexico |
| Spouse: | Soledad de los Ríos y Arias |
| Children: | Ana María de la Bárcena Rosa de la Bárcena Cristina de la Bárcena |
Mariano de la Bárcena (July 22, 1842[1] – April 10, 1899) was a Mexican engineer, botanist, politician, and interim Governor of Jalisco. He was from Ameca, Jalisco.[2]
Mariano Santiago de Jesús de la Bárcena y Ramos was born to Don José María de la Bárcena y Villaseñor of Ameca and his third wife Doña María Candelaria Ramos y Célis of Zacoalco.From early youth he devoted himself to study and research in natural sciences. Many of his works were translated into German and French. Bárcena is a member of several European and American scientific associations, and was director of the meteorological observatory of Mexico. He discovered and classified many Mexican plants, and published a book on the natural products of the state of Jalisco, and a treatise on geology. Bárcena represented his nation at the New Orleans exhibition in 1885.
He was elected as a member to the American Philosophical Society in 1877.[3]