| Name | Leptogium apalachense (Tuckerman) Nylander |
| Authorship | (Tuckerman) Nylander |
| Rank | Species |
| Placed in | Leptogium (Acharius) Gray |
| GUID | urn:lsid:indexfungorum.org:names:393320 |
| Citation | 1857 Mém. Soc. Sci. Nat. Cherbourg 5: 334 |
| Holdings | 10 Specimens held in the Harvard University Herbaria identified as Leptogium apalachense (Tuckerman) Nylander |
| Identification made in | [no date] (6), 1962 (3), 1988 (1) |