| Name | Polypodium bombycinium Maxon |
| Authorship | Maxon |
| Rank | Species |
| Placed in | Polypodium Linnaeus |
| Citation | 1916 Contr. U.S. Natl. Herb. 17: 592 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Polypodium bombycinium Maxon |
| Identification made in | [no date] (1), 1964 (1), 2023 (1) |