Name Jean-Marie Gehu | ||
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Jean-Marie Géhu (3 April 1930 - 15 February 2014) was a French botanist. He received his BSc in Biology in 1952, his MSc in 1955, and his PhD in Botany in 1961 from Lille University.

As professor of botany at the Faculty of Pharmacy of Lille, he founded in 1975, with his wife Jeanette Géhu-Franck, in Bailleul, the Centre régional de Phytosociologie, which was certified as a "Conservatoire botanique national de Bailleul" in 1991.
He was mainly known for his works on phytosociology, plant ecology and his vegetation studies applied to nature conservation. He was a specialist in European coastal vegetations. He also played a major role in the characterization of the plant communities of Algeria.
He was the Secretary General of the Fédération internationale de phytosociologie from 2000 until his death. In 2010, he was honored at an international symposium on the one hundredth anniversary of phytosociology.
He was appointed a Chevalier de la Légion d'honneur on 31 December 2001.
Publications
Jean-Marie Géhu was also the publisher of the collection « Colloques Phytosociologiques » :
- La Végétation des dunes maritimes (Paris - 1971). Vaduz: J. Cramer. 1975. p. 283. ISBN 3768209598.
- La Végétation des landes d'Europe occidentale (Lille - 1973). Vaduz: J. Cramer. 1975. p. 396. ISBN 3768209717.
- La Végétation des forêts caducifoliées acidiphiles (Lille - 1974). Vaduz: J. Cramer. 1975. p. 395. ISBN 3768209652.
- La Végétation des vases salées (Lille - 1975). Vaduz: J. Cramer. 1976. p. 520. ISBN 3768210537.
- La Végétation des prairies inondables (Lille - 1976). Vaduz: J. Cramer. 1978. p. 362. ISBN 3768211789.
- La Végétation des pelouses sèches à thérophytes (Lille - 1977). Vaduz: J. Cramer. 1978. p. 366. ISBN 3768212076.
- La Végétation des sols tourbeux (Lille - 1978). Vaduz: J. Cramer. 1980. p. 494. ISBN 3768212602.
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- Les Végétations aquatiques et amphibies (Lille - 1981). Vaduz: J. Cramer. 1983. p. 520. ISBN 3768213838.
- La Végétation des pelouses calcaires (Strasbourg - 1982). Vaduz: J. Cramer. 1984. p. 647. ISBN 3768213838.
- Les Végétations Nitrophiles et Anthropogenes (Bailleul - 1983). Vaduz: J. Cramer. 1985. p. 610. ISBN 3443700012. et Les Mégaphorbiaies (Séminaire - Bailleul - 1984). Berlin: J. Cramer. 1985. p. 191. ISBN 3443700012.
- Végétation et Géomorphologie (Bailleul - 1985). Berlin: J. Cramer. 1985. p. 876.
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