Botanist (1805-1861).
Édouard Louis Chavannes (1805–1861) was a Swiss botanist and philanthropist. Son of César Louis, pastor, and Adrienne Charlotte Renz, he studied theology at the academies of Lausanne and Geneva, where he was a pupil of the botanist Augustin-Pyramus de Candolle. With de Candolle, he studied the antirrhineae (wolf's mouths) and published a monograph to them (Monographie des antirrhinées) in 1833. He published observations on the biological properties of starch. C. and worked in London with the botanist Robert Brown. In the University of Lausanne, the existence of a Natural History Society influe