| Polypodium subtile Kunze ex Klotzsch, 1847 |
| Polypodium surcurrens A.R. Sm., 1975 |
| Polypodium sursumcurrens Copel., 1941 |
| Polypodium tablazianum Rosenst., 1925 |
| Polypodium taenifolium Jenman, 1897 |
| Polypodium tenuipes (Maxon) C. Chr., 1913 |
| Polypodium teresae Maxon, 1903 |
| Polypodium tetragonum Sw., 1788 |
| Polypodium thomsonii Jenman, 1886 |
| Polypodium thyssanolepis A. Braun ex Klotzsch, 1847 |
| Polypodium thyssanolepis var. thyssanolepis A. Braun ex Klotzsch, 1847 |
| Polypodium tottum Thunb., 1800 |
| Polypodium trichomanoides Sw., 1788 |
| Polypodium trichosorum Hook., 1861 |
| Polypodium triseriale Sw., 1801 |
| Polypodium tuerckheimii Christ, 1905 |
| Polypodium vanheurckii E. Fourn., 1872 |
| Polypodium verapax Christ, 1905 |
| Polypodium villagranii Copel., 1941 |
| Polypodium vulgare L., 1753 |