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  2. Robert Harding Whittaker (December 27, 1920 – October 20, 1980) was an American plant ecologist, active from the 1950s to the 1970s. He was the first to propose the five kingdom taxonomic classification of the world's biota into the Animalia , Plantae , Fungi , Protista , and Monera in 1969.

  3. Sep 30, 2013 · Robert Harding Whittaker (b. 1920–d. 1980) was one of the foremost international scholars of ecology and evolutionary biology of the 20th century. Born on 27 December 1920, Whittaker spent his youth in Kansas, obtaining a BA degree in biology in 1942 from Washburn Municipal University in Topeka.

  4. Jan 1, 2012 · Robert Whittaker (1920–1980) was one of the most influential modern ecologists and made important contributions to a wide range of fields (Westman and Peet 1985). Although the five-kingdom system was only a minor part of his work, it reflected two of Whittaker's fundamental interests.

    • Joel B. Hagen
    • 2012
  5. ROBERT HARDING WHITTAKER was one of the preemi- nent community ecologists of the twentieth century. By studying the interactions of plant populations at the biogeo-chemical, species, and community levels, he made contribu-tions to basic knowledge in several subdisciplines of biology.

  6. R. H. Whittaker enlivened many fields within ecology, systematics and evolution with his insights. Perhaps his most significant contributions to ecology lie in the development of the theories and methods of gradient analysis.

    • W. E. Westman, R. K. Peet
    • 1982
  7. Apr 1, 2016 · Robert Harding Whittaker (1920–1980) was one of the most productive and eminent plant ecologists of the twentieth century. His career in research is thus of great interest both to scientists and historians of science.

  8. R. H. Whittaker enlivened many fields within ecology, systematics and evolution with his insights. Perhaps his most significant contributions to ecology lie in the development of the theories and methods of gradient analysis.

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