| Name | Merceya nymanii Brotherus |
| Authorship | Brotherus |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Merceya |
| Citation | 1956 Kumamoto J. Sci., Sect. 2, Biol. 2: 247 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Merceya nymanii Brotherus |
| Identification made in | [no date] (2) |