Publication
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Complementary and emendatory descriptions of Orchid species Article
Blumea: Biodiversity, Evolution and Biogeography of Plants, 5(3), 709-763.January 1945
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Over de fossiele mollusken uit de Westerschelde bij Ellewoudsdijk en hun mogelijk herkomst Article
Zoologische Mededelingen, 25(14), 109-139.January 1945
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Notes on the Dutch Armadillidiidae, with description of Armadillidium (Duplocarinatum) album Dollfus (Crustacea Isopoda) Article
Zoologische Mededelingen, 25(10), 65-71.January 1945
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Pleistocene land- en zoetwatermollusken uit den ondergrond van Velzen Article
Zoologische Mededelingen, 25(16), 155-199.January 1945
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Plantae a Th. Herzogio in itinere eius boliviensi altero annis 1910 er 1911 collectae. Pars VII. (Ed. die XXXI m. decembri 1945) Article
Blumea: Biodiversity, Evolution and Biogeography of Plants, 5(3), 641-685.January 1945
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A new Puccinellia-species Article
Blumea: Biodiversity, Evolution and Biogeography of Plants, 5(3), 530-531.January 1945
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Freedom regained Article
Blumea: Biodiversity, Evolution and Biogeography of Plants, 5(3), 423-425.January 1945
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Classification of the structural elements of the secondary wood of Dicotyledons, using decimal indices for classification and identification of wood species Article
Blumea: Biodiversity, Evolution and Biogeography of Plants, 5(3), 437-489.January 1945