| Name | Physcia dimidiata (Arnold) Nylander |
| Authorship | (Arnold) Nylander |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Physcia (Schreber) Michaux |
| GUID | urn:lsid:indexfungorum.org:names:357037 |
| Citation | 1886 Rev. Bot. Bull. Mens. 5: 9 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Physcia dimidiata (Arnold) Nylander |
| Identification made in | [no date] (3), 2010 (1) |