French botanist (1837–1903).
Auguste-Henri Cornut de la Fontaine de Coincy (1837, Lille – 30 January 1903) was a French botanist. A native of Lille, he received his education at the lycée in Sens. Known for his investigations of flora native to Spain, he was the author of "Ecloga plantarum hispanicarum", a five-part series on Spanish flora published from 1893 to 1901. He was also the author of several papers involving the botanical genus Echium. As a taxonomist, he described the genus Rouya (family Apiaceae). The genus Coincya (family Brassicaceae) commemorates his name. The "Prix de Coincy" is an award issued by the Soci