Swiss botanist and mycologist (1893-1963).
Ernst Albert Gäumann (6 October 1893 – 5 December 1963) was a Swiss botanist and mycologist who made contributions to plant pathology. As professor and director of the Institute for Special Botany at the Swiss Federal Institute of Technology from 1927 until his death, he authored over 250 scientific publications, including influential works on fungal morphology and plant infections. Gäumann was particularly renowned for his pioneering research on rust fungi, fungal toxins, and plant defence mechanisms. His groundbreaking work on host-specific toxins and wilt diseases established foundational c