Contains 2 accepted taxa overall.

Characteristics
Polystichum Roth
SWORD FERN
Classification
POLYPODIALES
Polystichum
Citation
POLYSTICHUM Roth, Tent. Fl. German. 3: 31. 1799, nom. cons. vs. Hypopeltis Michaux 1803.
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TYPE: Polystichum lonchitis (Linnaeus) Roth (Polypodium lonchitis Linnaeus)
Species
Scientific Name Common Name Herbarium Specimens Status Photos
Polystichum acrostichoides CHRISTMAS FERN Native FACU (NWPL)
Polystichum tsus-simense KOREAN ROCK FERN Not Native
[Family identification key]
1.  Leaves 1-pinnate, the pinnae simple
1.  Leaves 1- or 2-pinnate, the pinnae deeply lobed or pinnately divided
Genus Synonyms
Synonym Full Citation Basionym Type
Acropelta Acropelta Nakai, Bull. Natl. Sci. Mus. 33: 5. 1953. TYPE: Polystichum omeiense C. Christensen
Aetopteron Aetopteron Ehrhart ex House, Amer. Fern J. 10: 88. 1920. TYPE: Aetopteron aculeatum (Linnaeus) House (Polypodium aculeatum Linnaeus)
Hemesteum Hemesteum H. Léveillé, Fl. Kouy-Tchéou 450, 496. 1915, non Hemestheum Newman 1851. TYPE: Non designatus.
Hypopeltis Hypopeltis Michaux, Fl. Bor.-Amer . 2: 266. 1803, nom. rej. vs. Polystichum Roth 1799. TYPE: Hypopeltis lobulata Bory
Papuapteris Papuapteris C. Christensen, Brittonia 2: 300. 1937. TYPE: Papuapteris linearis C. Christensen
Plecosorus Plecosorus Fee, Mem. Foug. 5: 150. 1852. TYPE: Plecosorus mexicanum Fee, nom. illegit. (Cheilanthes speciosissima A. Braun ex Kunze; Plecosorus speciosissimus (A. Braun ex Kunze) T. Moore) Lectotypified by J. Smith, Hist. Filicum 169. 1875.
Sorolepidium Sorolepidium H. Christ, Bot. Gaz. 51: 350. 1911. TYPE: Sorolepidium glaciale (H. Christ) H. Christ (Polystichum glaciale H. Christ)