| Polypodium glaberulum Mickel & Beitel, 1988 |
| Polypodium glanduliferum Liebm., 1849 |
| Polypodium glaucinum M. Martens & Galeotti, 1842 |
| Polypodium glaucum Sw., 1788 |
| Polypodium globuliferum Poir., 1804 |
| Polypodium griseum Liebm., 1849 |
| Polypodium guadalupense Wikstr., 1826 |
| Polypodium guatemalense Hook., 1864 |
| Polypodium guilleminianum E. Fourn., 1872 |
| Polypodium guttatum Maxon, 1916 |
| Polypodium hahnii E. Fourn., 1872 |
| Polypodium harrisii Jenman, 1900 |
| Polypodium hartwegianum Hook., 1840 |
| Polypodium hemsleyanum Baker, 1885 |
| Polypodium hesperium Maxon, 1900 |
| Polypodium heteromorphum Hook. & Grev., 1829 |
| Polypodium hirsutissimum Raddi, 1819 |
| Polypodium hirsutissimum var. sericeum M. Martens & Galeotti, 1842 |
| Polypodium hirsutulum G. Forst., 1786 |
| Polypodium hispidulum Bartlett, 1907 |