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Washington, 1964
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Washington, DC, 1964 ; Online-Ausg.: Chester, Vt: NewsBank, inc, 2008
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American Association for the Advancement of Science (AAAS), 1987
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American Association for the Advancement of Science (AAAS), 1987
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The American Association for the Advancement of Science, 1987
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Springer Science and Business Media LLC, 1987
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Springer Science and Business Media LLC, 1981
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Springer Science and Business Media LLC, 1981
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University of Chicago Press, 1977
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International Bureau for Plant Taxonomy and Nomenclature, 1979
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Wiley, 1979
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Stony Brook Foundation, Inc., 1977
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American Society of Plant Taxonomists, 1977
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Wiley, 1974
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International Bureau for Plant Taxonomy and Nomenclature, 1974
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Oxford University Press (OUP), 1971
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American Institute of Biological Sciences, 1971
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Smithsonian Institution, 1973
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Wiley, 1967
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California Botanical Society, 1967