Étienne-Émile Desvaux (8 February 1830, in Vendôme – 13 May 1854, in Mondoubleau) was a French botanist.
In July 1850, he earned his Bachelor of Science degree in Paris.
He died on May 13, 1854 (age 24) in the town of Mondoubleau.
[1] He was the author of a monograph on Chilean grasses called "Gramineae Chilenses" (1853), a work that was included in Claude Gay's "Historia física y política de Chile".
[2][3] He described the genus Monandraira (synonym Deschampsia) [4] and was the binomial authority of numerous grass species.