| Name | Leptogium hirsutum Sierk |
| Authorship | Sierk |
| Rank | Species |
| Placed in | Leptogium (Acharius) Gray |
| GUID | urn:lsid:indexfungorum.org:names:345248 |
| Citation | 1964 Bryologist 67: 267 |
| Holdings | 34 Specimens held in the Harvard University Herbaria identified as Leptogium hirsutum Sierk |
| Identification made in | [no date] (18), 1936 (1), 1963 (11), 1968 (1), 1973 (1), 2018 (2) |