to be a synonym of the accepted species name above it. – Christmas fern – Hard shield fern (=) – Aleutian shield fern – Anderson's hollyfern Polystichum atkinsonii Polystichum australiense Polystichum bakerianum Polystichum biaristatum Polystichum bomiense Polystichum bonapartii Polystichum bonseyi – Bonsey's Hollyfern Polystichum brachypterum – Rusty swordfern Polystichum braunii – Braun's shield fern, Braun's hollyfern Polystichum brachypterum (=) Polystichum garhwalicum Polystichum bulbiferum Polystichum calderonense – Monte Guilarte hollyfern Polystichum californicum – California sword fern Polystichum capillipes (=) Polystichum michelii (=) Polystichum minusculum (=) Polystichum molliculum Polystichum castaneum Polystichum chilense Polystichum christii Polystichum chunii Polystichum craspedosorum Polystichum cyclolobum Polystichum cystostegia – Alpine shield fern Polystichum deltodon Polystichum dielsii Polystichum discretum Polystichum drepanum Polystichum dudleyi – Dudley's sword fern Polystichum duthiei (=) Polystichum tsuchuense Polystichum echinatum – Rusty swordfern Polystichum erosum Polystichum excellens Polystichum eximium (=) Polystichum tialooshanense Polystichum falcatipinnum Polystichum falcinellum Polystichum fallax Polystichum formosanum Polystichum glandulosum Polystichum gongboense (=) Polystichum rarum Polystichum grandifrons (=) Polystichum kiusiuense Polystichum gymnocarpium Polystichum haleakalense – Island swordfern Polystichum hancockii Polystichum hecatopteron Polystichum herbaceum Polystichum imbricans – Narrowleaf sword fern Polystichum incongruum Polystichum kruckebergii – Kruckeberg's sword fern/holly fern Polystichum kwakiutlii Polystichum lachenense Polystichum lanceolatum Polystichum lemmonii – Lemmon's holly fern, Shasta fern Polystichum lentum Polystichum lonchitis – Holly fern Polystichum longidens Polystichum longipaleatum Polystichum longipes Polystichum luctuosum – Mourning shield fern Polystichum macleae Polystichum macrochlaenum Polystichum makinoi Polystichum martini Polystichum mayebarae Polystichum mediocre Polystichum medogense Polystichum microchlamys Polystichum mohrioides Polystichum mollissimum Polystichum monticola – Mountain shield fern Polystichum moorei Polystichum morii Polystichum moupinense (=) Polystichum woodsioides Polystichum munitum – Western sword fern(=) Polystichum solitarium Polystichum muricatum (=) Polystichum moritzianum Polystichum nakenense Polystichum neolobatum (=) Polystichum assurgens (=) Polystichum yigongense Polystichum nepalense (=) Polystichum atroviridissimum Polystichum ningshenense Polystichum obliquum Polystichum omeiense (=) Polystichum carvifolium Polystichum ordinatum (=) Polystichum bicolor Polystichum orientalitibeticum Polystichum paramoupinense Polystichum parvipinnulum Polystichum piceopaleaceum Polystichum polyblepharum – Tassel fern(=) Polystichum aculeatum var. japonicum (=) Polystichum setosum Polystichum prescottianum (=) Polystichum erinaceum Polystichum prionolepis (=) Polystichum rectipinnum Polystichum proliferum – Mother shield fern Polystichum pseudocastaneum (=) Polystichum brunneum Polystichum pseudomakinoi Polystichum punctiferum (=) Polystichum glingense (=) Polystichum virescens Polystichum pungens – Forest shield fern(=) Polystichum lucidum Polystichum qamdoense (=) Polystichum tumbatzense Polystichum retrosopaleaceum (=) Polystichum aculeatum var. retrosopaleaceum Polystichum rhombiforme Polystichum rhomboidea (=) Polystichum rhomboideum Polystichum richardii – Common shield fern Polystichum rigens (=) Polystichum platychlamys Polystichum rotundilobum Polystichum scopulinum – Mountain holly fern, rock sword fern(=) Polystichum mohrioides var. scopulinum Polystichum