| Polypodium plumula Humb. & Bonpl. ex Willd., 1810 |
| Polypodium polylepis Roem. ex Kunze, 1839 |
| Polypodium polypodioides (L.) Watt, 1867 |
| Polypodium polypodioides var. aciculare Weath., 1939 |
| Polypodium polypodioides var. knoblochianum Mickel, 2004 |
| Polypodium polypodioides var. michauxianum Weath., 1939 |
| Polypodium polypodioides var. polypodioides (L.) Watt, 1867 |
| Polypodium praetermissum Mickel & Tejero, 2004 |
| Polypodium productum Maxon, 1909 |
| Polypodium prolongilobum Clute, 1910 |
| Polypodium pruinatum Baker, 1874 |
| Polypodium pruinosum Maxon, 1939 |
| Polypodium pseudoaureum Cav., 1801 |
| Polypodium puberulum Schltdl. & Cham., 1830 |
| Polypodium pulchrum M. Martens & Galeotti, 1842 |
| Polypodium pulchrum var. minus E. Fourn., 1872 |
| Polypodium pulverulentum Poir., 1804 |
| Polypodium purpusii Christ, 1907 |
| Polypodium pyrrholepis (Fée) Maxon, 1916 |
| Polypodium quadripinnatum J.F. Gmel., 1791 |