| Name | Polypodium helleri Underwood |
| Authorship | Underwood |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Polypodium Linnaeus |
| GUID | urn:lsid:ipni.org:names:17190600-1 |
| Citation | 1897 Minnesota Bot. Stud. 1: 785 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Polypodium helleri Underwood |
| Identification made in | [no date] (1) |
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