Synonyms: Aspidium erythrostemma; Aspidium karstenianum; Aspidium lutescens; Aspidium pulverulentum; Ctenitis karsteniana; Ctenitis pulverulenta (homotypic); Ctenitis pulverulenta var. pulverulenta; Dryopteris erythrostemma; Dryopteris karsteniana; Dryopteris pulverulenta (homotypic); Dryopteris subincisa var. karsteniana; Lastrea lutescens; Megalastrum karstenianum; Megalastrum pulverulentum var. pulverulentum; Nephrodium villosum var. karstenianum; Phegopteris hirsuta; Phegopteris karsteniana; Polypodium barbatum; Polypodium karstenianum; Polypodium pulverulentum (homotypic)