Synonyms: Aspidium dilatatum (homotypic); Aspidium dilatatum var. deltoideum; Aspidium dilatatum var. oblongum; Aspidium drepanum; Aspidium dumetorum; Aspidium spinulosum f. deltoideum; Aspidium spinulosum f. oblongum; Aspidium spinulosum f. recurvatum; Aspidium spinulosum recurvatum; Aspidium spinulosum var. deltoideum; Aspidium spinulosum var. dilatatum; Aspidium spinulosum var. muticum (homotypic); Aspidium spinulosum var. oblongum (heterotypic); Aspidium tanacetifolium; Dryopteris alexeenkoana; Dryopteris aristata; Dryopteris austriaca (heterotypic); Dryopteris austriaca dilatata; Dryopteris austriaca f. deltoidea; Dryopteris austriaca f. oblonga; Dryopteris austriaca var. dilatata; Dryopteris carthusiana dilatata; Dryopteris dilatata alexeenkoana; Dryopteris dilatata f. deltoideum; Dryopteris dilatata f. oblongum; Dryopteris dilatata remotiloba; Dryopteris spinulosa austriaca; Dryopteris spinulosa dilatata; Filix spinulosa var. dilatata (homotypic); Lastrea aristata; Lastrea collina; Lastrea dilatata (homotypic); Lastrea dilatata var. dumetorum; Lastrea glandulosa; Lastrea lepidota; Lastrea maculata; Lastrea multiflora; Lophodium collinum; Lophodium glandulosum; Lophodium multiflorum; Nephrodium austriacum; Nephrodium dilatatum (homotypic); Nephrodium dilatatum var. dumetorum; Nephrodium glandulosum; Nephrodium spinulosum dilatatum; Nephrodium spinulosum var. dilatatum; Nephrodium spinulosum var. dumetorum; Nephrodium tanacetifolium; Polypodium aristatum; Polypodium dilatatum (homotypic); Polypodium filix-femina var. cristata; Polypodium lanceolata-cristatum; Polypodium multiflorum; Polystichum dilatatum (homotypic); Polystichum multiflorum; Polystichum spinulosum dilatatum; Polystichum spinulosum var. dilatatum; Polystichum spinulosum var. muticum; Polystichum tanacetifolium; Thelypteris dilatata (homotypic); Thelypteris spinulosa var. dilatata (homotypic)