Grace Waterhouse

Grace Marion Waterhouse (23 July 1906 – 9 May 1996) was a British mycologist who worked for the International Mycological Institute in Kew for 20 years. She was an expert on the identification and taxonomy of Phytophthora plant pathogens. She gathered a large collection of Phytophthora cultures, and published two seminal works on the genus: a key to the species and a compilation of species descriptions.