Zum Inhalt springen
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New Haven [u.a.]: Yale University Press, 1990
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Chicago [u.a.]: University of Chicago Press, 1996
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New York, NY: The New York Botanical Garden, 1993
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Washington, DC: Conservation International, 1993
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Caracas: Ed. Fundación Educación Ambiental, 1982
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Stockholm: NFR, Swedish Natural Science Research Council, 1977
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New York, NY: The New York Botanical Garden, 1980-
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New York, NY: The New York Botanical Garden, 1980
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Missouri Botanical Garden, 1993
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JSTOR, 1993
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Missouri Botanical Garden, 1993
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New York Botanical Garden, 1992
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JSTOR, 1992
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American Society of Plant Taxonomists, 1992
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JSTOR, 1992
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Missouri Botanical Garden, 1992
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JSTOR, 1992
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Missouri Botanical Garden, 1992
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JSTOR, 1992
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Missouri Botanical Garden, 1992