Roger Jean Heim

French botanist (1900–1979).

Born February 12th, 1900 in Paris, 16th arrondissement of Paris. [ref]

Died September 17th, 1979 at 79 years old in Paris, 13th arrondissement of Paris. [ref]

Occupations
French resistance fighter, botanical collector, botanist, lichenologist, mycologist, phytopathologist, university teacher
Wikipedia

It is nothing to die. It is frightful not to live. Victor Hugo