| Name | Parmeliella microphylla (Swartz) Müller Arg. |
| Authorship | (Swartz) Müller Arg. |
| Rank | Species |
| Placed in | Parmeliella Müller Argoviensis |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Parmeliella microphylla (Swartz) Müller Arg. |
| Identification made in | [no date] (3) |