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Henry Allan Gleason (1882–1975) was an American ecologist, botanist, and taxonomist. He was known for his endorsement of the individualistic or open community concept of ecological succession, and his opposition to Frederic Clements 's concept of the climax state of an ecosystem.
Henry A. Gleason (1882 – 1975) American ecologist. Henry A. Gleason was a half generation after that small group of midwesterners who founded ecology as a discipline in the United States. He was a student of Stephen Forbes and his early work in ecology was influenced strongly by Cowles and Frederic E. Clements .
Between 1917 and 1945, only one American botanist dissented from the general consensus surrounding the community-unit theory—Henry Allan Gleason (b. 1882–d. 1975).
Jun 22, 2018 · 503 pages : 22 cm. Includes bibliographical references and index. Language -- English consonants -- The English vowel system -- English stress and intonation -- The morpheme -- The identification of morphemes -- Classing allomorphs into morphemes -- Outline of English morphology -- Some types of inflection -- Immediate constituents ...
May 29, 2018 · Gleason, Henry Allan (1882–1973) An American ecologist, who worked at the New York Botanical Garden and in 1917 challenged the organismic climax theory proposed by F. E. Clements (and later by A. G. Tansley in Britain ), in favour of his own individualistic hypothesis.
This paper provides a detailed account of Henry Allan Gleason’s career in ecology, paying particular attention to the development of his controversial individualistic hypothesis of the plant community. It is noted that Gleason developed and maintained a high level of skill in floristic botany.
botany, ecology. Photo courtesy of the Torrey Botanical Society. H. A. Gleason, like Henry Cowles, Frederic Clements, W. S. Cooper and others of his generation, considered himself a proponent of what was then called "dynamic ecology," emphasizing the matter of change.
