Pityrogramma dukei

Pityrogramma dukei 是一種蕨類植物，屬於鳳尾蕨科（Pteridaceae）。其學名由 Lellinger 於 1977 年發表。

Related species

Pityrogramma ebenea

Pityrogramma elongata

Pityrogramma × herzogii

Pityrogramma × mckenneyi

Pityrogramma × longipes

Pityrogramma ferruginea

Pteris pseudoamoena

Calciphilopteris alleniae

Calciphilopteris ludens

Pteris trifoliolata

Adiantum shastense

Calciphilopteris papuana