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

The boundaries which divide Life from Death are at best shadowy and vague. Who shall say where the one ends, and where the other begins? Edgar Allan Poe