Publication
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Korte mededelingen Article
Correspondentieblad ten dienste van de floristiek en het vegetatie-onderzoek van Nederland, 7(1), 82-83.January 1958
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A Lithothamnion bank at Bonaire (Netherlands Antilles) Article
Blumea. Supplement, 4(1), 206-219.January 1958
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Precursory studies on Malaysian mosses. II. A preliminary key to the moss genera Article
Blumea: Biodiversity, Evolution and Biogeography of Plants, 9(1), 143-186.January 1958
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Florae Malesianae Precursores XVII. Notes on Malaysian and some S.E. Asian Cyperaceae V Article
Blumea: Biodiversity, Evolution and Biogeography of Plants, 9(1), 215-236.January 1958
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Revision of the Burseraceae of the Malaysian area in a wider sense. Vb. Haplolobus, a revised revision Article
Blumea: Biodiversity, Evolution and Biogeography of Plants, 9(1), 237-272.January 1958
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Revision of the Sapotaceae of the Malaysian area in a wider sense. XVI. Aesandra Pierre Article
Blumea: Biodiversity, Evolution and Biogeography of Plants, 9(1), 139-142.January 1958
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Observations on the algal vegetation of the northern pier at Hoek van Holland, made from October 1953 till August 1954 Article
Blumea: Biodiversity, Evolution and Biogeography of Plants, 9(1), 187-205.January 1958
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The algal microvegetation in and on barnacle-shells, collected along the Dutch and French coasts Article
Blumea: Biodiversity, Evolution and Biogeography of Plants, 9(1), 206-214.January 1958