| Name | Leptogium isidiosellum (Riddle) Sierk |
| Authorship | (Riddle) Sierk |
| Rank | Species |
| Placed in | Leptogium (Acharius) Gray |
| GUID | urn:lsid:indexfungorum.org:names:345249 |
| Citation | 1964 Bryologist 67: 282 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Leptogium isidiosellum (Riddle) Sierk |
| Identification made in | [no date] (2), 2012 (2) |