| Name | Sphaeropteris atahuallpa R. M. Tryon |
| Authorship | R. M. Tryon |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Sphaeropteris Bernhardi |
| GUID | urn:lsid:ipni.org:names:17454340-1 |
| Citation | 1972 Rhodora 74: 442 |
| Holdings | 6 Specimens held in the Harvard University Herbaria identified as Sphaeropteris atahuallpa R. M. Tryon |
| Identification made in | [no date] (6) |