| Name | Didymium crustaceum Fries |
| Authorship | Fries |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Didymium |
| Contains | Didymium crustaceum var. obducens P. Karsten |
| GUID | urn:lsid:indexfungorum.org:names:175996 |
| Holdings | 7 Specimens held in the Harvard University Herbaria identified as Didymium crustaceum Fries |
| Identification made in | [no date] (7) |