| Name | Microthamnium chrysobasilare Brotherus |
| Authorship | Brotherus |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Microthamnium |
| Citation | 1904 Bull. Soc. Bot. Ital. 1904: 20 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Microthamnium chrysobasilare Brotherus |
| Identification made in | [no date] (1) |