| Name | Parmelia hypotropoides Nylander ex Willey |
| Authorship | Nylander ex Willey |
| Rank | Species |
| Placed in | Parmelia Acharius |
| Citation | 1896 Bot. Gaz. 21: 204 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Parmelia hypotropoides Nylander ex Willey |
| Identification made in | [no date] (2) |