| Name | Parmotrema grayanum (Hue) Hale |
| Authorship | (Hue) Hale |
| Rank | Species |
| Placed in | Parmotrema A. Massalongo |
| GUID | urn:lsid:indexfungorum.org:names:343059 |
| Citation | 1974 Phytologia 28: 336 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Parmotrema grayanum (Hue) Hale |
| Identification made in | [no date] (1) |