| Name | Elaphoglossum firmum (Mettenius) Urban |
| Authorship | (Mettenius) Urban |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Elaphoglossum |
| GUID | urn:lsid:ipni.org:names:17103370-1 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Elaphoglossum firmum (Mettenius) Urban |
| Identification made in | [no date] (1), 1919 (1), 1953 (1), 2002 (1) |