Classification
Kingdom: Plantae (2625)
Phylum: Pteridophyta (43)
Class: Polypodiopsida (35)
Order: Polypodiales (31)
Family: Pteridaceae (7)
Genus: Pellaea (1)
Epithet: calomelanos Link (2)
Synonyms: Allosorus calomelanos C.Presl (Sw.), Hemionitis calomelanos Christenh. (Sw.), Notholaena calomelanos Keys. (Sw.), Pellaea hastata Prantl (Thunb.), Platyloma calomelanos J.Sm. (Sw.), Pteridella hastata Mett. (Thunb.), Pteris calomelanos Sw., Pteris hastata Thunb.
calomelanos => calo (beautiful) and melanos (black, dark coloured)
hastata => spear or halberd-like (hasta, spear)