| Name | Polypodium adelphum Maxon |
| Authorship | Maxon |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Polypodium Linnaeus |
| GUID | urn:lsid:ipni.org:names:206603-2 |
| Citation | 1903 Contr. U.S. Natl. Herb. 8: 275 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Polypodium adelphum Maxon |
| Identification made in | [no date] (1) |