| Name | Parmelia melanothrix var. lacinulata Müller Arg. |
| Authorship | Müller Arg. |
| Rank | Variety |
| Placed in | Parmelia melanothrix Vainio |
| GUID | urn:lsid:indexfungorum.org:names:601301 |
| Citation | 1891 Flora 74: 376 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Parmelia melanothrix var. lacinulata Müller Arg. |
| Identification made in | [no date] (1) |