| Name | Placodium cirrochroum (Acharius) Rabenhorst |
| Authorship | (Acharius) Rabenhorst |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Placodium Hill ex F. H. Wiggers |
| GUID | urn:lsid:indexfungorum.org:names:401061 |
| Citation | 1856 Flechten Eur. 5: no. 142 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Placodium cirrochroum (Acharius) Rabenhorst |
| Identification made in | [no date] (2) |