Auguste Jean Baptiste Chevalier
After his military service in 1894, he got his degree in natural sciences in 1896 and he began to work with the botanist Charles Eugene Bertrand at the University of Lille. In 1897, he got a scholarship, allowing him to enter the botanical laboratory of Philippe Van Tieghem at the National Museum of Natural History. From 1899 to 1900, he was part of a scientific travel to Sudan.