| Name | Maas Geesteranus, Rudolf Arnold |
| Date of birth | 1911 |
| Date of death | 2003 |
| Remarks | [author note: Herbarium and types: L] Example of Names published: Xeromphalina aspera Maas Geesteranus, Persoonia 15(1): 50 (1992) |
| ASA Botanist ID | 161730 botanist |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/298c5876-ae7b-4919-9f07-039c9b9fab28 |
| Variant name | Rudolf Arnold Geesteranus Maas |
| Variant name | Maas Geesteranus, Rudolph Arnold |
| Author name | Maas Geesteranus |
| B & P Author Abbrev. | Maas Geest. |
| Standard/Label Name | R. A. Maas Geesteranus |
| Full Name | Maas Geesteranus, Rudolf Arnold |
| Geography Author | Netherlands |
| Specialty Author | Fungi |
| Specialty Author | Spermatophytes |
| Citation as Author | Authors of Plant Names. Royal Botanic Gardens, Kew |
| Citation as Author | Taxonomic Literature. Second Edition. Utrecht; Memoriam in: Persoonia 18(2): 149-150. 2003 |
| Member of teams/groups | |
| Collector Teams: | H. J. Lam & R. A. Maas Geesteranus |
| Author Teams: | H. J. Lam & R. A. Maas Geesteranus Maas Geesteranus & Nannfeldt |