| Name | Parmelia saxatilis var. laevis Nylander |
| Authorship | Nylander |
| Rank | Variety |
| Placed in | Parmelia saxatilis (Linnaeus) Acharius |
| Citation | 1860 Syn. Meth. Lich. [Nylander] 1(2): 381 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Parmelia saxatilis var. laevis Nylander |
| Identification made in | [no date] (1) |