| Name | Blechnum subdimorphum Copeland |
| Authorship | Copeland |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Blechnum Linnaeus |
| GUID | urn:lsid:ipni.org:names:17374300-1 |
| Citation | 1941 Univ. Calif. Publ. Bot. 19: 288 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Blechnum subdimorphum Copeland |
| Identification made in | [no date] (1) |