Studies in the genera Irpex and Steccherinum
- R. Geesteranus
- Biology
- 1974
In the present paper Irpex is maintained as a monotypic genus, while Steccherinum is accepted with 17 species, of which S. willisii is described as new species and S. hydneum is proposed as a new combination.
Studies in Mycenas—15. A tentative subdivision of the genus Mycena in the northern Hemisphere
- R. Geesteranus
- Biology
- 1980
The genus Mycena is subdivided into 23 sections, three of which are further subdivided into subsections. A number of these sections are described as new or proposed as new combinations, as follows.…
Mycenas of the Northern Hemisphere. I. Studies in Mycenas and Other Papers. II. Conspectus of Mycenas of the Northern Hemisphere
- D. Desjardin, R. Geesteranus
- Biology
- 1 March 1994
On some white-spored Geoglossaceae
- R. Geesteranus
- Biology
- 1964
Some genera of Geoglossaceae, characterized by colourless spores and positive iodine reaction of the ascus pore, are compared with respect to the structure of the stipe. Ochroglossum is reduced to…
Australasian Pezizales@@@The Australasian Pezizales in the Herbarium of the Royal Botanic Gardens Kew
- R. Geesteranus, M. A. Rifai
- Environmental Science
- 1 December 1968
Notes on Hydnums — VII
- R. Geesteranus
- Biology
- 1964
This paper deals with a number of Hydnums, some of which seem not to have been reexamined since their publication, in a few cases the species appear to be Polypores, and several names are reduced to synonymy.
The stipitate Hydnums of the Netherlands—IV. Auriscalpium S. F. Gray, Hericium Pers. ex S. F. Gray, Hydnum L. ex Fr., and Sistotrema Fr. em. Donk
- R. Geesteranus
- Biology
- 1959
A revision is given of the genera Auriscalpium, Hericium, Hydnum, and Sistotrema. Hydnum heimii is described as a new species.
SOME LICHENOLOGICAL OBSERVATIONS IN KENYA
- R. Geesteranus
- Art
- 1956
RESUME Cet ouvrage se divise en deux notes, l'une discutant la repartition du lichen Xanthoria parietina, qui semble rare en Kenya. Les trois stations connues jusque la sont situees a l'est (Sattima)…
Notes on hydnums
- R. Geesteranus
- Biology
- 1960
The new combination Bankera mollis (P. Karst.) Maas G. is proposed, and Phellodon carnosus and Bankera carnosa are reduced to its synonymy.
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