| 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 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 |
| Polypodium remotum Desv., 1827 |
| Polypodium repens Aubl., 1775 |
| Polypodium repletum Christ, 1907 |
| Polypodium reptans Sw., 1788 |
| Polypodium resiniferum Desv., 1811 |