Maurice Gustave Benoît Choisy (29 June 1897 – 19 June 1966) was a French mycologist and lichenologist. He was a member of the Botanical Society of France, the Mycological Society of France, and the . He was president of the botanical section of the latter society from 1949 to 1950.
Species named after Choisy include Dermatocarpon choisyi ; Haematomma choisyi ; and Lecidea choisyi .
Selected publications
See also :Category:Taxa named by Maurice Choisy
References