French botanist. Joined the herbarium staff at the Muséum d’Histoire Naturelle and became professor of zoology at the Collège Chaptal, Paris, in 1846. Resigned his professorship almost immediately owing to a severe nervous disorder. Appointed aide-naturaliste at the Muséum d’Histoire Naturelle, 1854. Established a private experimental garden at Collioure in 1869, earning his living by selling seeds and specimens. First director of the state-run experimental garden at Antibes, 1878. Experimented widely on plants, particularly on acclimatisation and hybridity. Published a theory of transmutation based on hybridisation.
Sources: DSB Taxonomic literature. (See the bibliography for full references to sources)