Jack Harley

John Laker Harley (17 November 1911 – 12 December 1990) was a British botanist, known for his work on ectomycorrhizal physiology. He was a professor of botany at Sheffield University (1965–69). and A Check-list of Mycorrhiza in the British Flora with his wife.

He was a co-editor of the New Phytologist (1961–83). He was elected a fellow of the Royal Society (1964), and received the CBE (1979) and the Linnean Society's Gold Medal for Botany (1989). He was president of the British Mycological Society (1969), the British Ecological Society (1970–72) and the Institute of Biology (1984–86).

Personal life In 1938, he married E. Lindsay Fitt, a fellow student at Oxford who also worked for a D.Phil. They had a son and a daughter. Harley died in 1990.

Selected publications John Laker Harley, J. S. Waid (1955). "A method of studying active mycelia on living roots and other surfaces in the soil", Transactions of the British Mycological Society 38: 104–118 – "a Citation Classic"