| Name | Mitthyridium wallisii (Müller Halle) H. Robinson |
| Authorship | (Müller Halle) H. Robinson |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Mitthyridium |
| Citation | 1975 Phytologia 32: 435 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Mitthyridium wallisii (Müller Halle) H. Robinson |
| Identification made in | 1985 (1), 1994 (1), 2022 (1) |