Polypodium pectinatum var. caespitosum Pecluma ptilota var. caespitosa Polypodium robustum subsp. caespitosum Polypodium consimile var. bourgaeanum Pecluma ptilotos var. bourgeauana Pecluma ptilotos var. caespitosa Polypodium ptiloton var. caespitosum
Taxonomic data from World Flora Online, accessed June 20, 2024