| Name | Claessens, B. |
| First date flourished | 1934 |
| Remarks | [author note: Herbarium and types: BR (2,300); additional material at NY] |
| ASA Botanist ID | 174894 botanist |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/196fd638-54af-409b-b46d-be0f81ef5090 |
| Variant name | B. Claessens |
| Author name | Claessens |
| B & P Author Abbrev. | Claess. |
| Standard/Label Name | Claessens |
| Full Name | Claessens, B. |
| Geography Author | Belgium |
| Specialty Author | Fungi and Lichens |
| Citation as Author | Authors of Plant Names. Royal Botanic Gardens, Kew |
| Citation as Author | Taxon. Lit., ed. 2 (TL2)/S |