Publication
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Rutelarcha, Lutera and Cyphelytra: notes on taxonomy and Nomenclature, Diagnoses, and keys (Coleoptera: Rutelinae, Rutelini) Article
Zoologische Mededelingen, 62(6), 75-90.January 1988
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Studies in Annonaceae. XI. Monograph of Rollinia: preliminary notes Article
Miscellaneous publications of the University of Utrecht Herbarium, 3(1), 297-324.January 1988
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Studies on the flora of the Guianas. 36. New taxa and combinations in Pourouma (Cecropiaceae) Article
Miscellaneous publications of the University of Utrecht Herbarium, 3(1), 105-116.January 1988
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Notes on New World Zingiberaceae: IV. Some new species of Costus and Renealmia Article
Miscellaneous publications of the University of Utrecht Herbarium, 3(1), 307-320.January 1988
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Studies on Neotropical Violaceae 2: Arrangement of Leaves, Inflorescences and Branchlets in Neotropical Rinorea Article
Miscellaneous publications of the University of Utrecht Herbarium, 3(1), 345-376.January 1988
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Note on the floral development of Thottea (Aristolochiaceae) Article
Blumea: Biodiversity, Evolution and Biogeography of Plants, 33(2), 357-369.January 1988
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A classification of Abies Miller (Pinaceae) Article
Miscellaneous publications of the University of Utrecht Herbarium, 3(1), 59-79.January 1988
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Studies in Annonaceae. IX. New species from the Neotropics and miscellaneous notes Article
Miscellaneous publications of the University of Utrecht Herbarium, 3(1), 243-282.January 1988