| Name | Physcia dilatata Nylander |
| Authorship | Nylander |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Physcia (Schreber) Michaux |
| GUID | urn:lsid:indexfungorum.org:names:400621 |
| Citation | 1860 Syn. Meth. Lich. [Nylander] Fasc. 2: 423 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Physcia dilatata Nylander |
| Identification made in | [no date] (2) |