Elizabeth Marianne Blackwell
British botanist and mycologist (1889–1973) / From Wikipedia, the free encyclopedia
Elizabeth "Elsie" Marianne Blackwell FLS (8 January 1889 – 25 May 1973) was an English botanist and mycologist, known as an expert on Phytophthora. She was the president of the British Mycological Society for a one-year term from 1942 to 1943.[1]