| Name | Marthamyces phacidioides (Fries: Fries) Minter |
| Authorship | (Fries: Fries) Minter |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Marthamyces Minter |
| Citation | 2003 Mycotaxon 87: 51 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Marthamyces phacidioides (Fries: Fries) Minter |
| Identification made in | 2022 (1) |