Publication
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Novitates burseracearum Article
Mededelingen van het Botanisch Museum en Herbarium van de Rijksuniversiteit te Utrecht, 89(1), 189-210.January 1942
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A monograph of the genus Protium and some allied genera (Burseraceae) Article
Mededelingen van het Botanisch Museum en Herbarium van de Rijksuniversiteit te Utrecht, 90(1), 211-446.January 1942
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A tentative list of wild Pacific Sapotaceae, except those from New Caledonia Article
Blumea: Biodiversity, Evolution and Biogeography of Plants, 5(1), 1-46.January 1942
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Notes on Javanese Verbenaceae Article
Blumea: Biodiversity, Evolution and Biogeography of Plants, 5(1), 66-80.January 1942
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A first contribution to our knowledge of the flora of the Talaud Islands and Morotai Article
Blumea: Biodiversity, Evolution and Biogeography of Plants, 5(1), 93-256.January 1942
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Novitates Taxonomicae III. ex. Herbario Academiae Rheno-Traiectinae Article
Mededelingen van het Botanisch Museum en Herbarium van de Rijksuniversiteit te Utrecht, 79(1), 279-292.January 1942
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Some Chlorophyceae from the marine salines of Bonaire (Netherlands West Indies) Article
Blumea: Biodiversity, Evolution and Biogeography of Plants, 5(2), 328-335.January 1943
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On a new species of Paspalum from the island of Bonaire Article
Blumea: Biodiversity, Evolution and Biogeography of Plants, 5(2), 324-327.January 1943