Polystichum acrostichoides (Michx.) SchottCommon nameChristmas fernGenusPolystichumFamilyPolypodiaceae681 563 observations
Polystichum aculeatum (L.) RothCommon nameHard shield-fernGenusPolystichumFamilyPolypodiaceae830 490 observations
Polystichum andersonii HopkinsCommon nameAnderson's hollyfernGenusPolystichumFamilyPolypodiaceae3 3 observations
Polystichum braunii (Spenn.) FéeCommon nameBraun's hollyfernGenusPolystichumFamilyPolypodiaceae201 94 observations
Polystichum californicum (D.C.Eaton) DielsCommon nameCalifornia swordfernGenusPolystichumFamilyPolypodiaceae7 7 observations
Polystichum dudleyi MaxonCommon nameDudley's swordfernGenusPolystichumFamilyPolypodiaceae5 5 observations
Polystichum falcinellum (Sw.) C.PreslNTNear ThreatenedCommon nameMadeira Sword-FernGenusPolystichumFamilyPolypodiaceae10 3 observations
Polystichum imbricans (D.C.Eaton) D.H.WagnerCommon nameNarrowleaf swordfernGenusPolystichumFamilyPolypodiaceae47 42 observations
Polystichum lachenense (Hook.) Bedd.Common nameAleutian shield fernGenusPolystichumFamilyPolypodiaceae8 1 observation
Polystichum lemmonii Underw.Common nameLemmon's hollyfernGenusPolystichumFamilyPolypodiaceae20 19 observations
