| Name | Polypodium tenuiculum var. brasiliensis Rosenstock |
| Authorship | Rosenstock |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Polypodium tenuiculum Fée |
| Citation | 1915 Hedwigia 56: 370 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Polypodium tenuiculum var. brasiliensis Rosenstock |
| Identification made in | [no date] (1) |