Publication
-
Pénicillates du Surinam et du Guatemala Article
Studies on the Fauna of Suriname and other Guyanas, 7(1), 1-21.January 1964
-
Synonymic notes on East Asiatic Gomphidae with descriptions of two new species (Odonata) Article
Zoologische Mededelingen, 39(13), 89-110.January 1964
-
An annotated List of Myxomycetes found in the Netherlands. Additions and Emendations II Article
Mededelingen van het Botanisch Museum en Herbarium van de Rijksuniversiteit te Utrecht, 202(1), 130-132.January 1964
-
Remarks on the halophyte Centaurium littorale Article
Mededelingen van het Botanisch Museum en Herbarium van de Rijksuniversiteit te Utrecht, 209(1), 208-217.January 1964
-
Cytotaxonomic studies in the genus Campanula Article
Mededelingen van het Botanisch Museum en Herbarium van de Rijksuniversiteit te Utrecht, 208(1), 1-104.January 1964
-
Further revisional notes on the Belonidae Article
Zoologische Mededelingen, 39(33), 311-326.January 1964
-
Miscellaneous botanical notes XIV Article
Blumea: Biodiversity, Evolution and Biogeography of Plants, 12(2), 319-320.January 1964
-
The genus Thuemenella with remarks on Hypocreaceae and Nectriaceae Article
Persoonia - Molecular Phylogeny and Evolution of Fungi, 3(1), 1-7.January 1964