Pteris irregularis
Kaulf.
Enum. Filic.: 189 (1824)
Pteridaceae
ahewa, iwa puakea, mana This name is accepted

Pteris cretica × Pteris irregularis

Pteridaceae
This name is a synonym of Pteris hillebrandii

Pteris irregularis var. linearis
Hillebr.
Flora of the Hawaiian Islands: A description of their phanerogams and vascular cryptogams, Carl Winter, Heidelberg, Germany; Williams & Norgate, London; B. Westermann & Co., New York. p. 628 (1888)
Pteridaceae
This name is a synonym of Pteris hillebrandii