Publication
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Verslag van de bijeenkomsten der Amsterdamse Bryologische Werkgroep over 1952 Article
Buxbaumia, 7(3-4), 52-56.January 1953
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Korte mededelingen Article
De Tropische Natuur, 33(4), 114-114.January 1953
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Pectase in Doyenné Boussoch pears and changes in the quantity of the enzyme during development Article
Acta botanica neerlandica, 3(1), 100-107.January 1954
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Miscellaneous Notes on Scirpus Lacustris L. sensu Lat. in the Netherlands Article
Acta botanica neerlandica, 3(4), 425-445.January 1954
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Notes on Ranunculus Ficaria L. in the Netherlands. I. Introduction. – Reductional trends as a possible interpretation of flower types Article
Acta botanica neerlandica, 3(4), 446-453.January 1954
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A Case of Abnormal Flower Structures connected with Reduced Fertility in Solidago Virgaurea L. Article
Acta botanica neerlandica, 3(4), 454-458.January 1954
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A monograph of the Vochysiaceae. IV. Erisma Article
Acta botanica neerlandica, 3(4), 459-480.January 1954
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A Contribution to the Fern Flora of French Guiana Article
Acta botanica neerlandica, 3(4), 481-494.January 1954