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The botany of the Guayana Highland-- Part III
Vol 10, Iss 1, Page 1, Date 1958-07-01
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Anatomy of the Guayana Mutisieae
Vol 10, Iss 1, Page 157, Date 1958-07-01
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The botany of the Guayana Highland-- Part IV
Vol 10, Iss 2, Page 1, Date 1960-04-30
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The morphology and relationships of Diomma, gen. inc. sed.
Vol 10, Iss 2, Page 38, Date 1960-04-30
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Taxonomic relationships of Diomma Engler ex Harms
Vol 10, Iss 2, Page 58, Date 1960-04-30
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Anatomy of Guayana Xyridaceae: Abolboda, Orectanthe, and Achlyphila
Vol 10, Iss 2, Page 65, Date 1960-04-30
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A revision of Spathiphyllum (Araceae)
Vol 10, Iss 3, Page 1, Date 1960-11-30
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The botany of the Guayana Highland-- Part IV (2)
Vol 10, Iss 4, Page 1, Date 1961-03-15
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The botany of the Guayana Highland-- Part V
Vol 10, Iss 5, Page 1, Date 1964-02-17
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Taxonomy of the subgenus Pterodes, genus Luzula
Vol 10, Iss 5, Page 279, Date 1964-02-17
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Lists and keys of the cedar rusts of the world
Vol 10, Iss 5, Page 305, Date 1964-02-17