Paul Heinemann (1916-1996) has been the bedrock of the Belgian mycology for many years, playing a primary role in the professional mycological world as well as with amateurs. His contributions to the knowledge of the African mycology are recognized worldwide. Since 1949 he became an official collaborator of the Garden, but his professional career is situated at the 'Faculté universitaire de Sciences agronomiques' at Gembloux where he taught botany. Besides being a Professor and a collaborator at the Garden, he was president of the Royal Botanical Society of Belgium and he was one of the founders of the 'Cercle de Mycologie de Bruxelles'.
Paul Heinemann has published more than 220 scientific articles and has described 330 new taxa. The scientific world has dedicated several species and even one genus (Heinemannomyces) to him.