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CCDB → Pteridophytes → Polypodiaceae → Marginaria
| Taxon name | Status | Median (n) |
| Marginaria friedrichsthaliana (Kunze) P. Serm. | Accepted | 37 |
| Marginaria pyrrholepis (Fée) P. Serm. | Accepted | 37 |
| Marginaria rosei (Maxon) P. Serm. | Accepted | 37 |
| Marginaria sanctae-rosae (Maxon) P. Serm. | Accepted | 37 |
| Marginaria lepidopteris Farw. | Unresolved | 37 |
| Marginaria plebeja Farw. | Unresolved | 37 |
| Marginaria tridens P. Serm. | Unresolved | 37 |
| Marginaria bombycina (Maxon) P. Serm. | Synonym of Pleopeltis bombycina (Maxon) A. R. Sm. | 37 |
| Marginaria squamata (L.) C. Presl | Synonym of Pleopeltis squamata (L.) J. Sm. | 74 |
| Marginaria polypodioides (L.) Tidestr. | Synonym of Polypodium polypodioides (L.) Watt | 37 |
| Marginaria thyssanolepis (A. Braun) Farw. | Synonym of Polypodium thyssanolepis A. Braun ex Klotzsch | 74 |