| Name | Diphyscium cumberlandianum Harvill |
| Authorship | Harvill |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Diphyscium |
| Citation | 1950 Bryologist 53: 278 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Diphyscium cumberlandianum Harvill |
| Identification made in | [no date] (1) |