French naturalist (1748-1812).
Henri François Anne de Roussel (11 July 1748 in Saint-Bômer-les-Forges – 17 February 1812 in Caen) was a French naturalist. He studied humanities and philosophy at the University of Caen, obtaining the rank of "maître ès-arts" in 1767. Afterwards he studied medicine in Caen, relocating to Paris in 1771, where he furthered his education. In 1773 he was appointed to the chair of medicine at Caen, where in 1786, he attained the chair of medical botany. Later on, he served as a professor of experimental physics and chemistry at the École centrale du Calvados.