Publication
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Cytological Observations on Caragana material from Botanical Gardens in the Netherlands Article
Acta botanica neerlandica, 11(2), 209-215.January 1962
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On the Delimitation of the Genus Gahnia (Cyperaceae) Article
Acta botanica neerlandica, 11(2), 216-224.January 1962
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Submicroscopic Structure of the Cellulose in the Cell-Walls of Spirogyra and Nitella Article
Acta botanica neerlandica, 11(2), 225-227.January 1962
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The Occurrence of Chlorophyll in Nelumbo seeds (Hugo de Vries Laboratory, University of Amsterdam) Article
Acta botanica neerlandica, 11(2), 228-228.January 1962
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Preliminary report on effects of kinetin on embryonic growth in vitro of Capsella embryos Article
Acta botanica neerlandica, 11(2), 228-229.January 1962
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Book Reviews Article
Acta botanica neerlandica, 11(2), 230-230.January 1962
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A Revision of the Genus Parkia R. Br. (Mim.) in Africa Article
Acta botanica neerlandica, 11(3), 231-265.January 1962
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Luftpollenniederschlag bei Nijmegen und ein Vergleich mit der Pollenzusammensetzung in benachbarten rezenten Flachmooren (Beobachtungen während des Frühjahres und Sommers 1961) Article
Acta botanica neerlandica, 11(3), 266-276.January 1962