Synonyms: Aspidium fragrans; Aspidium rigidum; Aspidium rigidum f. fallax; Aspidium rigidum fallax; Aspidium rigidum var. alpinum; Aspidium rigidum var. germanicum; Dryopteris ridida; Dryopteris rigida; Dryopteris villarii f. fallax; Dryopteris villarii var. australe; Dryopteris villarsii f. fallax; Dryopteris villarsii var. australe; Filix rigida; Filix-mas rigida; Hypodematium nivale; Lastrea rigida; Lophodium fragrans; Lophodium rigidum; Nephrodium meridionale; Nephrodium rigidum; Nephrodium rigidum var. germanicum; Nephrodium villarii (homotypic); Nephrodium villarii rigidum; Nephrodium villarii var. rigidum; Nephrodium villarsii; Nephrodium villarsii rigidum; Polypodium asplenioides; Polypodium fragrans; Polypodium odoratum; Polypodium rigidum; Polypodium villarii (homotypic); Polypodium villarsii; Polystichum callipteris; Polystichum meridionale; Polystichum rigidum; Polystichum strigosum