| Athyrium accedens (Blume) Milde | Accepted |  | TRO | 
	
		| Athyrium achilleifolium (M. Martens & Galeotti) Fée | Synonym |  | TRO | 
	
		| Athyrium acrocarpum W.M. Chu | Accepted |  | TRO | 
	
		| Athyrium acrostichoides (Sw.) Diels | Synonym |  | TRO | 
	
		| Athyrium acrostichoideum Bory; Merat | Unresolved |  | IPNI | 
	
		| Athyrium acrotis Copel. | Unresolved |  | IPNI | 
	
		| Athyrium aculeatum Ching | Synonym |  | TRO | 
	
		| Athyrium acutidentatum Ching | Accepted |  | TRO | 
	
		| Athyrium acutiserratum Ching | Synonym |  | TRO | 
	
		| Athyrium acutissimum Kodama | Unresolved |  | TRO | 
	
		| Athyrium acutum Ching | Synonym |  | TRO | 
	
		| Athyrium adpressum Ching & W.M. Chu | Accepted |  | TRO | 
	
		| Athyrium adscendens Ching | Accepted |  | TRO | 
	
		| Athyrium aequibasale Copel. | Unresolved |  | IPNI | 
	
		| Athyrium aequilaterale Ching | Synonym |  | TRO | 
	
		| Athyrium affine Milde | Unresolved |  | IPNI | 
	
		| Athyrium × akiense Kurata | Unresolved |  | IPNI | 
	
		| Athyrium alatum H. Christ | Synonym |  | TRO | 
	
		| Athyrium allanticarpum Rosenst. | Synonym |  | TRO | 
	
		| Athyrium allantodioides Bedd. | Synonym |  | TRO | 
	
		| Athyrium alpestre Milde | Synonym |  | TRO | 
	
		| Athyrium alpestre (Hoppe) Clairv. | Accepted |  | TRO | 
	
		| Athyrium alpestre var. americanum Butters | Synonym |  | TRO | 
	
		| Athyrium alpestre x filix-femina Schube | Unresolved |  | IPNI | 
	
		| Athyrium alpinum Spreng. | Unresolved |  | IPNI | 
	
		| Athyrium alternifolium Milde | Unresolved |  | IPNI | 
	
		| Athyrium altum Copel. | Synonym |  | TRO | 
	
		| Athyrium amabile Ching | Accepted |  | TRO | 
	
		| Athyrium × amagi-pedis Kurata | Unresolved |  | IPNI | 
	
		| Athyrium ambiguum (Raddi) Milde | Synonym |  | TRO | 
	
		| Athyrium americanum (Butters) Maxon | Accepted |  | TRO | 
	
		| Athyrium ammifolium C.Chr. | Unresolved |  | IPNI | 
	
		| Athyrium amoemum C. Chr. | Unresolved |  | TRO | 
	
		| Athyrium amoenum C.Chr. | Unresolved |  | IPNI | 
	
		| Athyrium amplissimum Ching, Boufford & Shing in B. M. Barthol. et al. | Accepted |  | TRO | 
	
		| Athyrium amplum Milde | Unresolved |  | IPNI | 
	
		| Athyrium × anceps Kurata | Unresolved |  | IPNI | 
	
		| Athyrium andapense Tardieu | Synonym |  | TRO | 
	
		| Athyrium angustifolium Milde | Synonym |  | TRO | 
	
		| Athyrium angustifrons Ching | Unresolved |  | TRO | 
	
		| Athyrium angustipinna Holttum | Unresolved |  | IPNI | 
	
		| Athyrium angustisquamatum Holttum | Synonym |  | TRO | 
	
		| Athyrium angustum (Willd.) C. Presl | Synonym |  | TRO | 
	
		| Athyrium angustum var. laurentianum Butters | Synonym |  | TRO | 
	
		| Athyrium anhweiense Ching & P.C. Chiu | Synonym |  | TRO | 
	
		| Athyrium anisopterum H. Christ | Accepted |  | TRO | 
	
		| Athyrium annae Kornaś | Unresolved |  | IPNI | 
	
		| Athyrium aphanoneuron Ohwi | Unresolved |  | IPNI | 
	
		| Athyrium apiciflorum Ching | Synonym |  | TRO | 
	
		| Athyrium araiostegioides Ching | Accepted |  | TRO | 
	
		| Athyrium arborescens (Bory) Milde | Accepted |  | TRO | 
	
		| Athyrium arborescens Tardieu | Synonym |  | TRO | 
	
		| Athyrium arborescens var. nemorale (Baker) C. Chr. | Accepted |  | TRO | 
	
		| Athyrium arboreum Milde | Unresolved |  | IPNI | 
	
		| Athyrium archboldii Copel. | Unresolved |  | IPNI | 
	
		| Athyrium arcuatum Liebm. | Accepted |  | TRO | 
	
		| Athyrium aridum Ching | Accepted |  | TRO | 
	
		| Athyrium arisanense (Hayata) Tagawa | Accepted |  | TRO | 
	
		| Athyrium aristulatum Copel. | Unresolved |  | TRO | 
	
		| Athyrium arnottii Milde | Unresolved |  | IPNI | 
	
		| Athyrium asperum (Blume) Milde | Synonym |  | TRO | 
	
		| Athyrium aspidioides C.Presl | Unresolved |  | IPNI | 
	
		| Athyrium aspidioides Christ | Unresolved |  | IPNI | 
	
		| Athyrium asplenioides (Michx.) A.A. Eaton | Synonym |  | TRO | 
	
		| Athyrium asplenioides f. subtripinnatum Butters | Synonym |  | TRO | 
	
		| Athyrium assimile C.Presl | Unresolved |  | IPNI | 
	
		| Athyrium atkinsonii Bedd. | Accepted |  | TRO | 
	
		| Athyrium atomarium (Willd.) C. Presl | Accepted |  | TRO | 
	
		| Athyrium atratum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium atratum Bedd. | Unresolved |  | IPNI | 
	
		| Athyrium atropurpureum Copel. | Unresolved |  | TRO | 
	
		| Athyrium atrosquamosum Copel. | Unresolved |  | TRO | 
	
		| Athyrium atroviride Seriz. | Unresolved |  | IPNI | 
	
		| Athyrium attenuatum (Wall. ex C.B. Clarke) Tagawa | Accepted |  | TRO | 
	
		| Athyrium attenuatum f. dentigerum (Wall. ex C.B. Clarke) Fraser-Jenk. & Khullar | Accepted |  | TRO | 
	
		| Athyrium augustum Pr. | Unresolved |  | IPNI | 
	
		| Athyrium auriculatum Seriz. | Unresolved |  | TRO | 
	
		| Athyrium australe C. Presl | Unresolved |  | TRO | 
	
		| Athyrium austro-occidentale Ching | Accepted |  | TRO | 
	
		| Athyrium austro-orientale Ching | Accepted |  | TRO | 
	
		| Athyrium austro-ussuriense (Kom.) Fomin | Synonym |  | TRO | 
	
		| Athyrium × austrojaponense Kurata | Unresolved |  | IPNI | 
	
		| Athyrium austroyunnanense Ching | Accepted |  | TRO | 
	
		| Athyrium × awatae Seriz. | Unresolved |  | IPNI | 
	
		| Athyrium axillare C.Presl | Unresolved |  | IPNI | 
	
		| Athyrium azoricum Fée | Unresolved |  | IPNI | 
	
		| Athyrium baishanzuense Ching & Y.T. Hsieh | Accepted |  | TRO | 
	
		| Athyrium baldwinii C. Chr. | Unresolved |  | TRO | 
	
		| Athyrium bambusicola Ching | Accepted |  | TRO | 
	
		| Athyrium banahaoense Copel. | Unresolved |  | TRO | 
	
		| Athyrium bantamense Milde | Unresolved |  | IPNI | 
	
		| Athyrium baoxingense Ching | Accepted |  | TRO | 
	
		| Athyrium barbae H. Christ | Unresolved |  | TRO | 
	
		| Athyrium barnebyanum Mickel & Beitel | Synonym |  | TRO | 
	
		| Athyrium basilare Fée | Synonym |  | TRO | 
	
		| Athyrium bellum (C.B. Clarke) Ching | Synonym |  | TRO | 
	
		| Athyrium benguetense H. Christ | Unresolved |  | TRO | 
	
		| Athyrium × bicolor Seriz. | Unresolved |  | IPNI | 
	
		| Athyrium bijiangense Y.T. Hsieh & W.M. Chu | Accepted |  | TRO | 
	
		| Athyrium biondii H. Christ | Synonym |  | TRO | 
	
		| Athyrium birii Ching ex Mehra & Bir | Synonym |  | TRO | 
	
		| Athyrium biseriale Copel. | Unresolved |  | IPNI | 
	
		| Athyrium biserratum Milde | Unresolved |  | IPNI | 
	
		| Athyrium biserrulatum H. Christ | Synonym |  | TRO | 
	
		| Athyrium bittyuense Ohwi | Unresolved |  | IPNI | 
	
		| Athyrium blumei Copel. | Unresolved |  | IPNI | 
	
		| Athyrium bolsteri Copel. | Unresolved |  | IPNI | 
	
		| Athyrium bomicola Ching | Accepted |  | TRO | 
	
		| Athyrium bore-occidentali-indobharaticola-birianum Fraser-Jenk. | Unresolved |  | TRO | 
	
		| Athyrium boryanum (Willd.) Tagawa | Synonym |  | TRO | 
	
		| Athyrium boryanum (Willd.) Ching | Synonym |  | TRO | 
	
		| Athyrium bourgaeui E. Fourn. | Accepted |  | TRO | 
	
		| Athyrium brachysoroides Copel. | Unresolved |  | IPNI | 
	
		| Athyrium brevifrons Nakai ex T. Mori | Synonym |  | TRO | 
	
		| Athyrium brevifrons Nakai ex Kitag. | Accepted |  | TRO | 
	
		| Athyrium brevifrons var. angustifrons (Kodama) T. Mori | Synonym |  | TRO | 
	
		| Athyrium brevipes (Baker) Tardieu | Accepted |  | TRO | 
	
		| Athyrium brevipinnulum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium brevisorum (Wall.) Bedd. | Accepted |  | TRO | 
	
		| Athyrium brevisorum (Wall.) T. Moore | Unresolved |  | TRO | 
	
		| Athyrium brevistipes Ching | Accepted |  | TRO | 
	
		| Athyrium brownii J.Sm. | Unresolved |  | IPNI | 
	
		| Athyrium brunnonianum (Wall.) Milde | Synonym |  | TRO | 
	
		| Athyrium bucahwangense Ching | Accepted |  | TRO | 
	
		| Athyrium bulbiferum (L.) A.A. Eaton | Synonym |  | TRO | 
	
		| Athyrium caespitosum Nakai | Unresolved |  | IPNI | 
	
		| Athyrium calliphyllum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium × calophyllum Kurata ex Seriz. | Unresolved |  | IPNI | 
	
		| Athyrium caracasanum Milde | Unresolved |  | IPNI | 
	
		| Athyrium carnosum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium caudatum Ching | Accepted |  | TRO | 
	
		| Athyrium caudiforme Ching | Accepted |  | TRO | 
	
		| Athyrium caudipinnum Ching | Unresolved |  | TRO | 
	
		| Athyrium cavalerianum H. Christ | Synonym |  | TRO | 
	
		| Athyrium celtidifolium (Kunze) Milde | Synonym |  | TRO | 
	
		| Athyrium ceratolepis (H. Christ) Copel. | Synonym |  | TRO | 
	
		| Athyrium ceylanense T.Moore | Unresolved |  | IPNI | 
	
		| Athyrium changbaishanense Ching & J.J. Chien | Accepted |  | TRO | 
	
		| Athyrium chayuense Z.R. Wang | Synonym |  | TRO | 
	
		| Athyrium chekiangense Ching | Unresolved |  | TRO | 
	
		| Athyrium chingianum Z.R. Wang & X.C. Zhang ex X.C. Zhang | Accepted |  | TRO | 
	
		| Athyrium chlorophyllum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium × christensenianum Seriz. | Unresolved |  | IPNI | 
	
		| Athyrium christensenii Tardieu | Accepted |  | TRO | 
	
		| Athyrium christii Copel. | Unresolved |  | IPNI | 
	
		| Athyrium chungtienense Ching | Accepted |  | TRO | 
	
		| Athyrium clarkei Bedd. | Accepted |  | TRO | 
	
		| Athyrium clemensiae Copel. | Unresolved |  | TRO | 
	
		| Athyrium clivicola Tagawa | Accepted |  | TRO | 
	
		| Athyrium clivicola var. rotundum (Ching) Z.R. Wang | Accepted |  | TRO | 
	
		| Athyrium cognatum Hieron. | Unresolved |  | IPNI | 
	
		| Athyrium commixtum Koidz. | Synonym |  | TRO | 
	
		| Athyrium comosum C.Presl | Unresolved |  | IPNI | 
	
		| Athyrium conchatum Fée | Synonym |  | TRO | 
	
		| Athyrium concinnum Nakai | Unresolved |  | IPNI | 
	
		| Athyrium confertipinnum Ching | Accepted |  | TRO | 
	
		| Athyrium confertum Ching | Unresolved |  | TRO | 
	
		| Athyrium congruum (Brack.) Copel. | Synonym |  | TRO | 
	
		| Athyrium conilii (Franch. & Sav.) Tagawa | Synonym |  | TRO | 
	
		| Athyrium contingens Ching & S.K. Wu | Synonym |  | TRO | 
	
		| Athyrium convexum Newm. | Unresolved |  | IPNI | 
	
		| Athyrium copelandii H. Christ | Synonym |  | TRO | 
	
		| Athyrium cordatum Opiz | Unresolved |  | IPNI | 
	
		| Athyrium cordifolium Copel. | Unresolved |  | IPNI | 
	
		| Athyrium coreanum H. Christ | Synonym |  | TRO | 
	
		| Athyrium cornopteroides Sa. Kurata | Unresolved |  | TRO | 
	
		| Athyrium corsicum Fée | Unresolved |  | IPNI | 
	
		| Athyrium costale (Sw.) Milde | Accepted |  | TRO | 
	
		| Athyrium costaricense H. Christ | Synonym |  | TRO | 
	
		| Athyrium costulalisorum Ching | Accepted |  | TRO | 
	
		| Athyrium costulisorum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium crassicaule J.P.Roux | Unresolved |  | IPNI | 
	
		| Athyrium crassipes Ching | Accepted |  | TRO | 
	
		| Athyrium crassiusculum (Ching) T.J. Liu | Synonym |  | TRO | 
	
		| Athyrium crenato-serratum Milde | Unresolved |  | IPNI | 
	
		| Athyrium crenatum (Sommerf.) Rupr. | Synonym |  | TRO | 
	
		| Athyrium crenatum var. glabrum Tagawa | Synonym |  | TRO | 
	
		| Athyrium crenulatoserrulatum Makino | Synonym |  | TRO | 
	
		| Athyrium crenulatoserrulatum f. hakonense Makino | Synonym |  | TRO | 
	
		| Athyrium crenulatum Milde | Unresolved |  | IPNI | 
	
		| Athyrium crinitum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium criticum Ching | Accepted |  | TRO | 
	
		| Athyrium cryptogrammoides Hayata | Accepted |  | TRO | 
	
		| Athyrium cultratum Milde | Unresolved |  | IPNI | 
	
		| Athyrium cumingianum (C. Presl) Ching | Accepted |  | TRO | 
	
		| Athyrium cumingii Milde | Unresolved |  | IPNI | 
	
		| Athyrium cuneatum Heufl. | Unresolved |  | IPNI | 
	
		| Athyrium curtisii Holttum | Unresolved |  | IPNI | 
	
		| Athyrium cuspidatum (Bedd.) M. Kato | Accepted |  | TRO | 
	
		| Athyrium cyatheifolium Milde | Unresolved |  | IPNI | 
	
		| Athyrium cyclolepis C. Chr. & Tardieu | Unresolved |  | TRO | 
	
		| Athyrium cyclosorum Rupr. | Accepted |  | TRO | 
	
		| Athyrium cyclosorum var. strictum Gilbert | Synonym |  | TRO | 
	
		| Athyrium cystopteroides D.C. Eaton | Synonym |  | TRO | 
	
		| Athyrium cystopteroides var. elatius D.C. Eaton | Synonym |  | TRO | 
	
		| Athyrium dailingense Ching | Accepted |  | TRO | 
	
		| Athyrium dajinense Ching | Synonym |  | TRO | 
	
		| Athyrium davaoense Copel. | Unresolved |  | IPNI | 
	
		| Athyrium davidii (Franch.) H. Christ | Synonym |  | TRO | 
	
		| Athyrium daxianglingense Ching & H.S. Kung | Accepted |  | TRO | 
	
		| Athyrium decompositum Ching | Unresolved |  | TRO | 
	
		| Athyrium decorum Ching | Synonym |  | TRO | 
	
		| Athyrium decurrenti-alatum (Hook.) Copel. | Synonym |  | TRO | 
	
		| Athyrium decurrenti-alatum var. pilosellum (H. Itô) Ohwi | Synonym |  | TRO | 
	
		| Athyrium decursivum Y. Yabe | Synonym |  | TRO | 
	
		| Athyrium decurtatum (Kunze) C. Presl | Synonym |  | TRO | 
	
		| Athyrium decurtatum (Kunze) Fée | Synonym |  | TRO | 
	
		| Athyrium decurtatum var. platense Weath. | Synonym |  | TRO | 
	
		| Athyrium decussatum Milde | Unresolved |  | IPNI | 
	
		| Athyrium delavayi H. Christ | Accepted |  | TRO | 
	
		| Athyrium delicatulum Ching & S.K. Wu | Accepted |  | TRO | 
	
		| Athyrium deltoideum Newm. | Unresolved |  | IPNI | 
	
		| Athyrium deltoideum Milde | Unresolved |  | IPNI | 
	
		| Athyrium deltoidofrons Makino | Accepted |  | TRO | 
	
		| Athyrium demissum H. Christ | Unresolved |  | TRO | 
	
		| Athyrium densisorum X.C. Zhang | Accepted |  | TRO | 
	
		| Athyrium dentatum (Sw.) Gray | Synonym |  | TRO | 
	
		| Athyrium dentatum Ching | Synonym |  | TRO | 
	
		| Athyrium denticulatum J.Sm. | Unresolved |  | IPNI | 
	
		| Athyrium dentigerum (Wall. ex C.B. Clarke) Mehra & Bir | Accepted |  | TRO | 
	
		| Athyrium dentilobum Ching & S.K. Wu | Accepted |  | TRO | 
	
		| Athyrium deparioides Christ | Unresolved |  | IPNI | 
	
		| Athyrium depauperatum Schum. | Unresolved |  | IPNI | 
	
		| Athyrium devolii Ching | Accepted |  | TRO | 
	
		| Athyrium dielsii (C. Chr.) C. Chr. | Accepted |  | TRO | 
	
		| Athyrium dilatatum (Blume) Milde | Synonym |  | TRO | 
	
		| Athyrium dimorphophyllum (Koidz.) Tagawa | Synonym |  | TRO | 
	
		| Athyrium dissectifolium Ching | Synonym |  | TRO | 
	
		| Athyrium dissitifolium (Baker) C. Chr. | Accepted |  | TRO | 
	
		| Athyrium dissitifolium var. kulhaitense (Atk.) Ching | Synonym |  | TRO | 
	
		| Athyrium distans T.Moore | Unresolved |  | IPNI | 
	
		| Athyrium distentifolium Tausch ex Opiz | Synonym |  | TRO | 
	
		| Athyrium distentum Milde | Unresolved |  | IPNI | 
	
		| Athyrium × dixitii Fraser-Jenk. | Unresolved |  | TRO | 
	
		| Athyrium doederleinii (Luerss.) Ohwi | Synonym |  | TRO | 
	
		| Athyrium dolichophyllum P.S. Wang | Unresolved |  | TRO | 
	
		| Athyrium dolichosorum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium dolosum H. Christ | Accepted |  | TRO | 
	
		| Athyrium dombeyi Desv. | Accepted |  | TRO | 
	
		| Athyrium drepanophyllum Bedd. | Unresolved |  | TRO | 
	
		| Athyrium × drepanopteroides Fraser-Jenk. | Unresolved |  | TRO | 
	
		| Athyrium drepanopterum (Kunze) A. Braun ex Milde | Accepted |  | TRO | 
	
		| Athyrium dubium Ching | Unresolved |  | TRO | 
	
		| Athyrium dubium (D. Don) Ohwi | Accepted |  | TRO | 
	
		| Athyrium dubium var. crenatum (Makino) Ohwi | Accepted |  | TRO | 
	
		| Athyrium dulongicolum W.M. Chu | Accepted |  | TRO | 
	
		| Athyrium duthiei (Bedd.) Bedd. | Accepted |  | TRO | 
	
		| Athyrium ebeneum Milde | Unresolved |  | IPNI | 
	
		| Athyrium ebenirachis Copel. | Unresolved |  | IPNI | 
	
		| Athyrium eburneum (J. Sm.) J. Sm. | Accepted |  | TRO | 
	
		| Athyrium edentulum (Kunze) Ching | Synonym |  | TRO | 
	
		| Athyrium elatius Link | Unresolved |  | TRO | 
	
		| Athyrium elegans Tagawa | Synonym |  | TRO | 
	
		| Athyrium ellipticum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium elmeri Copel. | Unresolved |  | IPNI | 
	
		| Athyrium elongatum Ching | Accepted |  | TRO | 
	
		| Athyrium emeicola Ching | Accepted |  | TRO | 
	
		| Athyrium enorme Copel. | Unresolved |  | IPNI | 
	
		| Athyrium ensiferum Ching & H.S. Kung | Synonym |  | TRO | 
	
		| Athyrium epirachis (H. Christ) Ching | Accepted |  | TRO | 
	
		| Athyrium erythrocaulon Ching | Accepted |  | TRO | 
	
		| Athyrium erythropodum Hayata | Accepted |  | TRO | 
	
		| Athyrium esculentum (Retz.) Copel. | Synonym |  | TRO | 
	
		| Athyrium excelsium Ching | Synonym |  | TRO | 
	
		| Athyrium exindusiatum Ching | Accepted |  | TRO | 
	
		| Athyrium expansum (Willd.) Moore | Synonym |  | TRO | 
	
		| Athyrium expansum (Willd.) Milde | Synonym |  | TRO | 
	
		| Athyrium extensum Ching | Unresolved |  | TRO | 
	
		| Athyrium falcatum Bedd. | Unresolved |  | TRO | 
	
		| Athyrium falcipinna Ching | Synonym |  | TRO | 
	
		| Athyrium fallaciosum Milde | Accepted |  | TRO | 
	
		| Athyrium fallax Milde | Unresolved |  | IPNI | 
	
		| Athyrium fangii Ching | Accepted |  | TRO | 
	
		| Athyrium fargesii H. Christ | Accepted |  | TRO | 
	
		| Athyrium fasciculatum Hand.-Mazz. | Synonym |  | TRO | 
	
		| Athyrium fauriei H. Christ | Unresolved |  | TRO | 
	
		| Athyrium fauriei (H. Christ) Makino | Accepted |  | TRO | 
	
		| Athyrium fenzlianum O. & I.Degen. | Unresolved |  | IPNI | 
	
		| Athyrium ferulaceum (T. Moore ex Hook.) H. Christ | Synonym |  | TRO | 
	
		| Athyrium fieldingianum Milde | Unresolved |  | IPNI | 
	
		| Athyrium filix femina x alpestre Christ | Unresolved |  | IPNI | 
	
		| Athyrium filix-femina (L.) Roth | Accepted |  | TRO | 
	
		| Athyrium filix-femina subsp. angustum R.T. Clausen | Synonym |  | TRO | 
	
		| Athyrium filix-femina var. angustum (Willd.) G. Lawson | Accepted |  | TRO | 
	
		| Athyrium filix-femina subsp. asplenioides Hultén | Synonym |  | TRO | 
	
		| Athyrium filix-femina var. asplenioides (Michx.) Farw. | Accepted |  | TRO | 
	
		| Athyrium filix-femina subsp. californicum Hult | Synonym |  | TRO | 
	
		| Athyrium filix-femina var. californicum Butters | Accepted |  | TRO | 
	
		| Athyrium filix-femina var. cyclosorum Rupr. | Accepted |  | TRO | 
	
		| Athyrium filix-femina subsp. cyclosorum (Rupr.) C. Chr. | Synonym |  | TRO | 
	
		| Athyrium filix-femina var. dentigera (Wall. ex C.B. Clarke) Bedd. | Synonym |  | TRO | 
	
		| Athyrium filix-femina var. dombeyi (Desv.) Hieron. | Synonym |  | TRO | 
	
		| Athyrium filix-femina var. flabellulata (C.B. Clarke) Bedd. | Synonym |  | TRO | 
	
		| Athyrium filix-femina var. michauxii (Spreng.) Farw. | Synonym |  | TRO | 
	
		| Athyrium filix-femina subsp. pectinatum (Wall. ex Mett.) Á. Löve & D. Löve | Synonym |  | TRO | 
	
		| Athyrium filix-femina var. pectinatum (Wall. ex Mett.) Bedd. | Synonym |  | TRO | 
	
		| Athyrium filix-femina var. polyspora (C.B. Clarke) Bedd. | Synonym |  | TRO | 
	
		| Athyrium filix-femina f. rubellum Farw. | Synonym |  | TRO | 
	
		| Athyrium filix-femina var. rubripes Kom. | Synonym |  | TRO | 
	
		| Athyrium filix-femina var. sitchense Rupr. | Synonym |  | TRO | 
	
		| Athyrium filix-femina f. strictum (Gilbert) J.T. Howell | Accepted |  | TRO | 
	
		| Athyrium fimbriatum (Wall. ex Hook.) T. Moore | Synonym |  | TRO | 
	
		| Athyrium fimbriatum (Wall.) Bedd. | Synonym |  | TRO | 
	
		| Athyrium fimbriatum var. foliosum (Wall. ex C.B. Clarke) Bedd. | Synonym |  | TRO | 
	
		| Athyrium fimbriatum var. sphaeropteroides (Baker) Bedd. | Synonym |  | TRO | 
	
		| Athyrium fimbristegium Copel. | Unresolved |  | TRO | 
	
		| Athyrium fissum H. Christ | Synonym |  | TRO | 
	
		| Athyrium flabellulatum (C.B. Clarke) Tardieu | Accepted |  | TRO | 
	
		| Athyrium flaccidum H. Christ | Unresolved |  | TRO | 
	
		| Athyrium flavicoma (H. Christ) Ching | Accepted |  | TRO | 
	
		| Athyrium × flavosorum Seriz. | Accepted |  | TRO | 
	
		| Athyrium flexile T.Moore | Unresolved |  | IPNI | 
	
		| Athyrium flexuosum Milde | Unresolved |  | IPNI | 
	
		| Athyrium fluviale (Hayata) C. Chr. | Synonym |  | TRO | 
	
		| Athyrium foliolosum T. Moore ex R. Sim | Accepted |  | TRO | 
	
		| Athyrium fontanum Roth | Unresolved |  | IPNI | 
	
		| Athyrium formosanum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium fosbergii Copel. | Unresolved |  | TRO | 
	
		| Athyrium fragile (L.) Spreng. | Synonym |  | TRO | 
	
		| Athyrium frangulum Tagawa | Synonym |  | TRO | 
	
		| Athyrium fraxinifolium Milde | Unresolved |  | IPNI | 
	
		| Athyrium fructuosum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium fujianense Ching | Unresolved |  | TRO | 
	
		| Athyrium fukianense Ching | Unresolved |  | TRO | 
	
		| Athyrium fuliginosum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium fumarioides C. Presl | Synonym |  | TRO | 
	
		| Athyrium × fuscopaleaceum Kurata | Unresolved |  | IPNI | 
	
		| Athyrium galeottii Fée | Synonym |  | TRO | 
	
		| Athyrium gaudichaudii Fée | Unresolved |  | IPNI | 
	
		| Athyrium gedeanum Christ | Unresolved |  | IPNI | 
	
		| Athyrium geophilum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium giganteum De Vol | Accepted |  | TRO | 
	
		| Athyrium gillespiei Copel. | Unresolved |  | IPNI | 
	
		| Athyrium giraldii H. Christ | Accepted |  | TRO | 
	
		| Athyrium glabratum (Mett. ex Kuhn) Alston | Accepted |  | TRO | 
	
		| Athyrium glabrescense Ching | Synonym |  | TRO | 
	
		| Athyrium glabrum Ching | Unresolved |  | TRO | 
	
		| Athyrium glandulosum Ching | Synonym |  | TRO | 
	
		| Athyrium goeringianum (Kunze) T. Moore | Accepted |  | TRO | 
	
		| Athyrium gonggaense Z.R. Wang & L.B. Zhang | Accepted |  | TRO | 
	
		| Athyrium gongshanense Ching | Accepted |  | TRO | 
	
		| Athyrium gracile E. Fourn. | Synonym |  | TRO | 
	
		| Athyrium gracillimum Ching | Accepted |  | TRO | 
	
		| Athyrium grammitoides (C. Presl) Milde | Synonym |  | TRO | 
	
		| Athyrium grande (Fée) E. Fourn. | Synonym |  | TRO | 
	
		| Athyrium grandifolium Milde | Unresolved |  | IPNI | 
	
		| Athyrium grantii Copel. | Unresolved |  | IPNI | 
	
		| Athyrium griffithii (T. Moore) Milde | Synonym |  | TRO | 
	
		| Athyrium guangnanense Ching | Synonym |  | TRO | 
	
		| Athyrium guizhouense Ching | Accepted |  | TRO | 
	
		| Athyrium × gurungae Fraser-Jenk. | Unresolved |  | TRO | 
	
		| Athyrium gymnocarpum Copel. | Synonym |  | TRO | 
	
		| Athyrium gymnogrammoides (Klotzsch ex Mett.) Bedd. | Synonym |  | TRO | 
	
		| Athyrium habaense Ching | Synonym |  | TRO | 
	
		| Athyrium hachijoense (Nakai) Ohwi | Synonym |  | TRO | 
	
		| Athyrium haenkeanum C. Presl | Synonym |  | TRO | 
	
		| Athyrium hahajimense Nakai | Unresolved |  | IPNI | 
	
		| Athyrium hahasimense Nakai | Unresolved |  | IPNI | 
	
		| Athyrium hainanense Ching | Accepted |  | TRO | 
	
		| Athyrium hakonense C.Chr. | Unresolved |  | IPNI | 
	
		| Athyrium hakonense Ohwi | Unresolved |  | IPNI | 
	
		| Athyrium hakonensis (Makino) C. Chr. | Accepted |  | TRO | 
	
		| Athyrium halconense Christ | Unresolved |  | IPNI | 
	
		| Athyrium halleri Roth | Unresolved |  | IPNI | 
	
		| Athyrium hasseltii (Blume) Ching | Synonym |  | TRO | 
	
		| Athyrium hebeiense Ching | Accepted |  | TRO | 
	
		| Athyrium hengshanense Ching | Unresolved |  | TRO | 
	
		| Athyrium henryi (Baker) Diels | Synonym |  | TRO | 
	
		| Athyrium henryi var. viridifrons (Makino) Ohwi | Synonym |  | TRO | 
	
		| Athyrium heqingense Ching | Unresolved |  | TRO | 
	
		| Athyrium heterocarpum Nakai | Unresolved |  | IPNI | 
	
		| Athyrium heterophlebium (Mett. ex Baker) Copel. | Synonym |  | TRO | 
	
		| Athyrium heterophyllum Nakai | Synonym |  | TRO | 
	
		| Athyrium × heterosporum Y.T. Hsieh & Z.R. Wang | Synonym |  | TRO | 
	
		| Athyrium hewittii Copel. | Unresolved |  | IPNI | 
	
		| Athyrium hians (Kunze ex Klotzsch) Milde | Synonym |  | TRO | 
	
		| Athyrium himalaicum Ching ex Mehra & Bir | Accepted |  | TRO | 
	
		| Athyrium hirtirachis Ching & Y.P. Hsu | Accepted |  | TRO | 
	
		| Athyrium × hisatsuanum Kurata | Unresolved |  | IPNI | 
	
		| Athyrium hochreutineri Christ | Unresolved |  | IPNI | 
	
		| Athyrium hohenackerianum T. Moore | Unresolved |  | TRO | 
	
		| Athyrium × hohuanshanense Yoshik. | Accepted |  | TRO | 
	
		| Athyrium hookerianum T. Moore | Synonym |  | TRO | 
	
		| Athyrium hookerianum T. Moore ex Milde | Synonym |  | TRO | 
	
		| Athyrium horizontale Rosenst. | Synonym |  | TRO | 
	
		| Athyrium huhsienense Ching & Y.P. Hsu | Accepted |  | TRO | 
	
		| Athyrium humbertii C. Chr. | Synonym |  | TRO | 
	
		| Athyrium humile Watts | Unresolved |  | IPNI | 
	
		| Athyrium huttonii Copel. | Unresolved |  | IPNI | 
	
		| Athyrium hyalostegium Copel. | Synonym |  | TRO | 
	
		| Athyrium idoneum Kom. | Synonym |  | TRO | 
	
		| Athyrium × ikutae Kurata | Unresolved |  | IPNI | 
	
		| Athyrium imbricatum H. Christ | Accepted |  | TRO | 
	
		| Athyrium × inabaense Seriz. | Unresolved |  | IPNI | 
	
		| Athyrium incisum Newm. | Unresolved |  | IPNI | 
	
		| Athyrium incisum Fée | Unresolved |  | IPNI | 
	
		| Athyrium infrapuberulum Ching | Accepted |  | TRO | 
	
		| Athyrium × inouei Kurata | Unresolved |  | IPNI | 
	
		| Athyrium insigne Holttum | Unresolved |  | IPNI | 
	
		| Athyrium integrifolium Milde | Unresolved |  | IPNI | 
	
		| Athyrium interjectum Ching | Accepted |  | TRO | 
	
		| Athyrium intermixtum Ching & P.S. Chiu | Accepted |  | TRO | 
	
		| Athyrium irayense Copel. | Unresolved |  | IPNI | 
	
		| Athyrium irigense Copel. | Unresolved |  | IPNI | 
	
		| Athyrium irriguum Gray | Unresolved |  | IPNI | 
	
		| Athyrium iseanum Rosenst. | Accepted |  | TRO | 
	
		| Athyrium iseanum var. angustisectum Tagawa | Synonym |  | TRO | 
	
		| Athyrium iseanum f. angustisectum (Tagawa) Sa. Kurata | Accepted |  | TRO | 
	
		| Athyrium japonicum (Thunb.) Copel. | Synonym |  | TRO | 
	
		| Athyrium japonicum var. dimorphophyllum (Koidz.) Ohwi | Synonym |  | TRO | 
	
		| Athyrium javanicum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium jieguishanense Ching | Accepted |  | TRO | 
	
		| Athyrium jinshajiangense Ching & K.H. Shing | Accepted |  | TRO | 
	
		| Athyrium jiulungshanense Ching | Accepted |  | TRO | 
	
		| Athyrium juglandifolium Milde | Unresolved |  | IPNI | 
	
		| Athyrium juxtapositum Ching | Unresolved |  | TRO | 
	
		| Athyrium kanghsienense Ching & Y.P. Hsu | Accepted |  | TRO | 
	
		| Athyrium × kathmanduense Fraser-Jenk. | Unresolved |  | TRO | 
	
		| Athyrium kawabatae Kurata | Unresolved |  | IPNI | 
	
		| Athyrium × kawabataeodes Sa. Kurata | Unresolved |  | TRO | 
	
		| Athyrium kawakamii (Hayata) C. Chr. | Synonym |  | TRO | 
	
		| Athyrium kenzo-satakei Sa. Kurata | Accepted |  | TRO | 
	
		| Athyrium × keralense Manickam & Irudayaraj | Unresolved |  | IPNI | 
	
		| Athyrium keysseri Copel. | Unresolved |  | IPNI | 
	
		| Athyrium × khasimontanum Fraser-Jenk. | Unresolved |  | TRO | 
	
		| Athyrium kidoanum Kurata | Unresolved |  | IPNI | 
	
		| Athyrium kirisimaense Tagawa | Unresolved |  | TRO | 
	
		| Athyrium kiusianum (Koidz.) Tagawa | Synonym |  | TRO | 
	
		| Athyrium klotzschii Milde | Unresolved |  | IPNI | 
	
		| Athyrium koryoense C. Chr. | Synonym |  | TRO | 
	
		| Athyrium kumaonicum Punetha | Unresolved |  | TRO | 
	
		| Athyrium kunstleri Holttum | Unresolved |  | IPNI | 
	
		| Athyrium kunzeanum Milde; Salom. | Unresolved |  | IPNI | 
	
		| Athyrium kuratae Seriz. | Accepted |  | TRO | 
	
		| Athyrium kutaiense C.Chr. | Unresolved |  | IPNI | 
	
		| Athyrium kweichowense Ching | Unresolved |  | TRO | 
	
		| Athyrium lanceolatum Heufl. | Unresolved |  | IPNI | 
	
		| Athyrium lanceum (Thunb.) Milde | Synonym |  | TRO | 
	
		| Athyrium lancipinnulum Ching | Synonym |  | TRO | 
	
		| Athyrium × langtangense Fraser-Jenk. | Unresolved |  | TRO | 
	
		| Athyrium laochingshanense Ching | Unresolved |  | TRO | 
	
		| Athyrium lastii (C. Chr.) Tardieu | Accepted |  | TRO | 
	
		| Athyrium lastreoides (Baker) Diels | Synonym |  | TRO | 
	
		| Athyrium latibasis Ching | Accepted |  | TRO | 
	
		| Athyrium latifolium C.Presl | Unresolved |  | IPNI | 
	
		| Athyrium latifolium Milde | Unresolved |  | IPNI | 
	
		| Athyrium latilobum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium latinervatum M. Kessler & A.R. Sm. | Unresolved |  | TRO | 
	
		| Athyrium latisectum (H. Rosend.) Tardieu | Accepted |  | TRO | 
	
		| Athyrium latisquamatum Holttum | Unresolved |  | IPNI | 
	
		| Athyrium laxum Pappe & Rawson | Synonym |  | TRO | 
	
		| Athyrium lechleri Milde | Unresolved |  | IPNI | 
	
		| Athyrium ledermannii Hieron. | Synonym |  | TRO | 
	
		| Athyrium leiboense Ching & Y.T. Hsieh | Accepted |  | TRO | 
	
		| Athyrium leiopodum (Hayata) Tagawa | Accepted |  | TRO | 
	
		| Athyrium letouzeyi Tardieu | Synonym |  | TRO | 
	
		| Athyrium leucothrix Maxon | Synonym |  | TRO | 
	
		| Athyrium lewalleanum Pic. Serm. | Unresolved |  | TRO | 
	
		| Athyrium liangwangshanicum Ching | Accepted |  | TRO | 
	
		| Athyrium lilacinum Ching | Unresolved |  | TRO | 
	
		| Athyrium lilloi (Hicken) Alston | Synonym |  | TRO | 
	
		| Athyrium lineare Ching | Accepted |  | TRO | 
	
		| Athyrium lobatocrenatum (Tagawa) Tagawa | Synonym |  | TRO | 
	
		| Athyrium × lobulosoimpolitum Fraser-Jenk. | Unresolved |  | TRO | 
	
		| Athyrium loheri H. Christ | Synonym |  | TRO | 
	
		| Athyrium longer Ching | Accepted |  | TRO | 
	
		| Athyrium longifolium (T. Moore) Milde | Synonym |  | TRO | 
	
		| Athyrium longipes H. Christ | Synonym |  | TRO | 
	
		| Athyrium longipinnum Ching | Synonym |  | TRO | 
	
		| Athyrium longissimum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium longius Ching | Accepted |  | TRO | 
	
		| Athyrium lucidulum Kom. | Unresolved |  | TRO | 
	
		| Athyrium ludingense Z.R. Wang & L.B. Zhang | Accepted |  | TRO | 
	
		| Athyrium mabianense Ching & Y.T. Hsieh | Accepted |  | TRO | 
	
		| Athyrium macdonellii (Bedd.) Bedd. | Synonym |  | TRO | 
	
		| Athyrium machangense Ching | Synonym |  | TRO | 
	
		| Athyrium mackinnoni (C. Hope) C. Chr. | Accepted |  | TRO | 
	
		| Athyrium mackinnoni var. mackinnoni | Accepted |  | TRO | 
	
		| Athyrium macraei | Unresolved |  | TRO | 
	
		| Athyrium macrocarpon Bedd. | Synonym |  | TRO | 
	
		| Athyrium macrocarpon Fée | Synonym |  | TRO | 
	
		| Athyrium macrocarpon var. atkinsonii (Hook. & Baker) Tardieu | Synonym |  | TRO | 
	
		| Athyrium macrocarpum (Blume) Bedd. | Synonym |  | TRO | 
	
		| Athyrium macrocarpum var. unipinnatum (C.B. Clarke) Bedd. | Synonym |  | TRO | 
	
		| Athyrium macrocarpum x praetermissum Sledge | Unresolved |  | IPNI | 
	
		| Athyrium magnificum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium magnum Ching | Unresolved |  | TRO | 
	
		| Athyrium mairei Rosenst. | Unresolved |  | TRO | 
	
		| Athyrium malaccense Holttum | Unresolved |  | IPNI | 
	
		| Athyrium × manickamii Fraser-Jenk. | Unresolved |  | TRO | 
	
		| Athyrium × mantoniae Fraser-Jenk. | Unresolved |  | TRO | 
	
		| Athyrium maoshanense Ching & P.C. Chiu | Accepted |  | TRO | 
	
		| Athyrium marginatum Milde | Unresolved |  | IPNI | 
	
		| Athyrium marojejyense Tardieu | Synonym |  | TRO | 
	
		| Athyrium martensii (Mett.) T. Moore | Synonym |  | TRO | 
	
		| Athyrium × masachikanum Seriz. | Unresolved |  | IPNI | 
	
		| Athyrium masamunei Seriz. | Unresolved |  | IPNI | 
	
		| Athyrium × masayukianum Kurata | Unresolved |  | IPNI | 
	
		| Athyrium matangense Copel. | Unresolved |  | IPNI | 
	
		| Athyrium matsumurae H. Christ ex Matsum. | Unresolved |  | TRO | 
	
		| Athyrium matthewii Copel. | Synonym |  | TRO | 
	
		| Athyrium maximum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium mearnsianum (Copel.) Alderw. | Accepted |  | TRO | 
	
		| Athyrium medium T.Moore | Unresolved |  | IPNI | 
	
		| Athyrium medogense X.C. Zhang | Accepted |  | TRO | 
	
		| Athyrium × megayakusimense Kurata | Unresolved |  | IPNI | 
	
		| Athyrium megistophyllum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium mehrae Bir | Accepted |  | TRO | 
	
		| Athyrium melanocaulon Milde | Unresolved |  | IPNI | 
	
		| Athyrium melanolepis (Franch. & Sav.) H. Christ | Accepted |  | TRO | 
	
		| Athyrium melanolepis var. angustifrons Kodama | Synonym |  | TRO | 
	
		| Athyrium melanopodium Copel. | Unresolved |  | IPNI | 
	
		| Athyrium membranaceum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium membranifolium Ching | Unresolved |  | TRO | 
	
		| Athyrium mengtzeense Hieron. | Synonym |  | TRO | 
	
		| Athyrium × mentiens Kurata | Unresolved |  | IPNI | 
	
		| Athyrium merrillii Copel. | Unresolved |  | IPNI | 
	
		| Athyrium mesosorum (Makino) Makino | Synonym |  | TRO | 
	
		| Athyrium mettenianum (Miq.) Ohwi | Synonym |  | TRO | 
	
		| Athyrium mettenianum var. faurei Ohwi | Synonym |  | TRO | 
	
		| Athyrium mettenianum var. isobasis (H. Christ) Ohwi | Synonym |  | TRO | 
	
		| Athyrium meyenianum Milde | Unresolved |  | IPNI | 
	
		| Athyrium micans Tagawa | Synonym |  | TRO | 
	
		| Athyrium michauxii (Spreng.) Fée | Synonym |  | TRO | 
	
		| Athyrium microphyllum Alston | Unresolved |  | TRO | 
	
		| Athyrium micropterum ex Fraser-Jenk. | Unresolved |  | TRO | 
	
		| Athyrium microsorum Makino | Synonym |  | TRO | 
	
		| Athyrium × minakuchii Kurata | Unresolved |  | IPNI | 
	
		| Athyrium minimum Ching | Accepted |  | TRO | 
	
		| Athyrium minutum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium mite H. Christ | Synonym |  | TRO | 
	
		| Athyrium mohillense (Fée) Tardieu | Accepted |  | TRO | 
	
		| Athyrium molle Roth | Unresolved |  | IPNI | 
	
		| Athyrium mollifrons C. Chr. | Synonym |  | TRO | 
	
		| Athyrium molliusculum Baumg. | Unresolved |  | IPNI | 
	
		| Athyrium mongolicum (Franch.) Diels | Accepted |  | TRO | 
	
		| Athyrium mongolicum var. purdomii C. Chr. | Synonym |  | TRO | 
	
		| Athyrium monomachi Kom. | Unresolved |  | TRO | 
	
		| Athyrium montanum (Willd.) Shafer | Synonym |  | TRO | 
	
		| Athyrium montanum (Lam.) Röhl. ex Spreng. | Synonym |  | TRO | 
	
		| Athyrium monticola Rosenst. | Synonym |  | TRO | 
	
		| Athyrium moritzianum (Klotzsch) E. Fourn. | Accepted |  | TRO | 
	
		| Athyrium morobense Copel. | Unresolved |  | IPNI | 
	
		| Athyrium moultonii Copel. | Unresolved |  | IPNI | 
	
		| Athyrium muliense Ching | Synonym |  | TRO | 
	
		| Athyrium multicaudatum (Wall. ex C.B. Clarke) C. Presl | Synonym |  | TRO | 
	
		| Athyrium multidentatum (Döll) Ching | Accepted |  | TRO | 
	
		| Athyrium multifidum Rosenst. | Unresolved |  | IPNI | 
	
		| Athyrium multijugum Nakai | Unresolved |  | IPNI | 
	
		| Athyrium multilum Milde | Unresolved |  | IPNI | 
	
		| Athyrium multipinnum Y.T. Hsieh & Z.B. Wang | Synonym |  | TRO | 
	
		| Athyrium mupinense H. Christ | Synonym |  | TRO | 
	
		| Athyrium muricatum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium muricatum C.Chr. | Unresolved |  | IPNI | 
	
		| Athyrium musashiense (Nakai) C. Chr. | Synonym |  | TRO | 
	
		| Athyrium muticum H. Christ | Unresolved |  | TRO | 
	
		| Athyrium myer-dreesii Copel. | Unresolved |  | IPNI | 
	
		| Athyrium myriomerum H. Christ | Synonym |  | TRO | 
	
		| Athyrium naganumanum Ohwi | Unresolved |  | IPNI | 
	
		| Athyrium nakaii Tagawa | Synonym |  | TRO | 
	
		| Athyrium nakanoi Makino | Accepted |  | TRO | 
	
		| Athyrium nanchuanense Ching & Z.Y. Liu | Accepted |  | TRO | 
	
		| Athyrium nanum Christ | Unresolved |  | IPNI | 
	
		| Athyrium nanyueense Ching | Synonym |  | TRO | 
	
		| Athyrium neglectum Seriz. | Unresolved |  | IPNI | 
	
		| Athyrium nemotisorum Ching & H.S. Kung | Accepted |  | TRO | 
	
		| Athyrium nemotum Ching | Accepted |  | TRO | 
	
		| Athyrium neodelavayi Ching & H.S. Kung | Accepted |  | TRO | 
	
		| Athyrium × neoelegans Kurata | Unresolved |  | IPNI | 
	
		| Athyrium neomackinnoni Ching | Synonym |  | TRO | 
	
		| Athyrium neowardii Ching | Accepted |  | TRO | 
	
		| Athyrium × nepalense Fraser-Jenk. | Unresolved |  | TRO | 
	
		| Athyrium nephrodioides (Baker) H. Christ | Accepted |  | TRO | 
	
		| Athyrium newtonii Baker | Synonym |  | TRO | 
	
		| Athyrium nigripes (Blume) T. Moore | Accepted |  | TRO | 
	
		| Athyrium nigripes var. clarkei (Bedd.) Bedd. | Synonym |  | TRO | 
	
		| Athyrium nigripes var. mearnsianum Copel. | Synonym |  | TRO | 
	
		| Athyrium nigripes var. tenuifrons (Wall. ex Sim) Bedd. | Accepted |  | TRO | 
	
		| Athyrium nigritianum J.Sm. | Unresolved |  | IPNI | 
	
		| Athyrium nikkoense Makino | Unresolved |  | TRO | 
	
		| Athyrium niponicum (Mett.) Hance | Synonym |  | TRO | 
	
		| Athyrium niponicum f. cristato-flabellatum (Makino) Nameg. & Kurata | Unresolved |  | TRO | 
	
		| Athyrium niponicum var. cristato-flabellatum Makino | Synonym |  | TRO | 
	
		| Athyrium niponicum f. major C. Chr. | Synonym |  | TRO | 
	
		| Athyrium nipponicola Ohwi | Unresolved |  | TRO | 
	
		| Athyrium nitens Copel. | Unresolved |  | IPNI | 
	
		| Athyrium nitidulum Milde | Unresolved |  | IPNI | 
	
		| Athyrium nitidum Ching | Accepted |  | TRO | 
	
		| Athyrium novoguineensis Wagner & Grether | Unresolved |  | IPNI | 
	
		| Athyrium nudicaule Copel. | Synonym |  | TRO | 
	
		| Athyrium nudifrons Ching | Synonym |  | TRO | 
	
		| Athyrium nudum Copel. | Synonym |  | TRO | 
	
		| Athyrium nyalamense Y.T. Hsieh & Z.R. Wang | Accepted |  | TRO | 
	
		| Athyrium nyalamense var. puberulum Z.R. Wang | Accepted |  | TRO | 
	
		| Athyrium nyalamense var. puberulum W.T. Wang | Synonym |  | TRO | 
	
		| Athyrium oblitescens Sa. Kurata | Unresolved |  | TRO | 
	
		| Athyrium oblongum Ching | Synonym |  | TRO | 
	
		| Athyrium obovatum Fée | Unresolved |  | IPNI | 
	
		| Athyrium obtusifolium Rosenst. | Synonym |  | TRO | 
	
		| Athyrium obtusilimbum Ching | Accepted |  | TRO | 
	
		| Athyrium obtusum Milde | Unresolved |  | IPNI | 
	
		| Athyrium officinale Bubani | Unresolved |  | IPNI | 
	
		| Athyrium okinawaense Ohwi | Unresolved |  | IPNI | 
	
		| Athyrium okuboanum Makino | Synonym |  | TRO | 
	
		| Athyrium okudairai (Makino) Ohwi | Synonym |  | TRO | 
	
		| Athyrium olentalum Ching | Accepted |  | TRO | 
	
		| Athyrium oligosorum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium omeiense Ching | Accepted |  | TRO | 
	
		| Athyrium oosorum Christ | Unresolved |  | IPNI | 
	
		| Athyrium opacum (D. Don) Copel. | Synonym |  | TRO | 
	
		| Athyrium ophiodontum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium oppositipinnum Hayata | Accepted |  | TRO | 
	
		| Athyrium ordinatum H. Christ | Synonym |  | TRO | 
	
		| Athyrium oreopteris Copel. | Synonym |  | TRO | 
	
		| Athyrium orientale Ching ex Tardieu | Unresolved |  | IPNI | 
	
		| Athyrium oshimense H. Christ | Synonym |  | TRO | 
	
		| Athyrium otaria (Kunze ex Mett.) Posth. | Synonym |  | TRO | 
	
		| Athyrium otophorum (Miq.) Koidz. | Accepted |  | TRO | 
	
		| Athyrium ottonis Milde | Unresolved |  | IPNI | 
	
		| Athyrium ovatum Both | Unresolved |  | IPNI | 
	
		| Athyrium ovatum Roth | Unresolved |  | IPNI | 
	
		| Athyrium oxyphyllum (Wall.) T. Moore | Synonym |  | TRO | 
	
		| Athyrium oxyphyllum (Wall. ex Hook.) T. Moore ex Bedd. | Synonym |  | TRO | 
	
		| Athyrium pachyphlebium C. Chr. | Synonym |  | TRO | 
	
		| Athyrium pachyphyllum Ching | Accepted |  | TRO | 
	
		| Athyrium pachysorum H. Christ | Unresolved |  | TRO | 
	
		| Athyrium palauanense Copel. | Unresolved |  | IPNI | 
	
		| Athyrium pallidum Milde | Unresolved |  | IPNI | 
	
		| Athyrium palmense (Christ) Lellinger | Accepted |  | TRO | 
	
		| Athyrium × paludicola Kurata ex Seriz. | Unresolved |  | IPNI | 
	
		| Athyrium × pangteyi Fraser-Jenk. | Unresolved |  | TRO | 
	
		| Athyrium paoshingense Ching | Unresolved |  | TRO | 
	
		| Athyrium paramicola L.D. Gómez | Synonym |  | TRO | 
	
		| Athyrium paranigripes X.C. Zhang | Accepted |  | TRO | 
	
		| Athyrium parapellucidum Ching | Accepted |  | TRO | 
	
		| Athyrium parasnathense Ching ex Mehra & Bir | Unresolved |  | IPNI | 
	
		| Athyrium pariens Copel. | Unresolved |  | IPNI | 
	
		| Athyrium paripinnatum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium parvum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium patens Milde | Unresolved |  | IPNI | 
	
		| Athyrium paucifrons C. Chr. | Synonym |  | TRO | 
	
		| Athyrium pectinatum C. Presl | Synonym |  | TRO | 
	
		| Athyrium pectinatum (Wall. ex Mett.) T. Moore | Accepted |  | TRO | 
	
		| Athyrium pectinatum (Fée) Fée | Synonym |  | TRO | 
	
		| Athyrium pectinatum (Wall. ex Mett.) Bedd. | Synonym |  | TRO | 
	
		| Athyrium pedatum Milde | Unresolved |  | IPNI | 
	
		| Athyrium pedicellatum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium pellucidum Ching | Accepted |  | TRO | 
	
		| Athyrium pentagonum T.Moore | Unresolved |  | IPNI | 
	
		| Athyrium perrotii Tardieu-Blot | Unresolved |  | IPNI | 
	
		| Athyrium petersenii Bir | Unresolved |  | TRO | 
	
		| Athyrium petiolare Milde | Unresolved |  | IPNI | 
	
		| Athyrium petiolosum H. Christ | Unresolved |  | TRO | 
	
		| Athyrium petiolulatum Sa. Kurata | Unresolved |  | TRO | 
	
		| Athyrium petrii (Tardieu) Ohwi | Synonym |  | TRO | 
	
		| Athyrium philippinense Christ; Cop. | Unresolved |  | IPNI | 
	
		| Athyrium physosorum Sieber; Milde | Unresolved |  | IPNI | 
	
		| Athyrium × pichisermollianum Fraser-Jenk. | Unresolved |  | TRO | 
	
		| Athyrium pin-faense (Ching) T.J. Liu | Synonym |  | TRO | 
	
		| Athyrium pin-faense (Ching) Ohwi | Synonym |  | TRO | 
	
		| Athyrium pinetorum Tagawa | Unresolved |  | TRO | 
	
		| Athyrium pinnatifidum (Kunze) Milde | Synonym |  | TRO | 
	
		| Athyrium pinnatum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium pitcairnense Copel. | Unresolved |  | TRO | 
	
		| Athyrium plantagineum Milde | Unresolved |  | IPNI | 
	
		| Athyrium plantaginifolium Copel. | Unresolved |  | IPNI | 
	
		| Athyrium platyneuron Shafer | Unresolved |  | IPNI | 
	
		| Athyrium platyphyllum Copel. | Synonym |  | TRO | 
	
		| Athyrium poiretianum C.Presl | Unresolved |  | IPNI | 
	
		| Athyrium × pokharense Fraser-Jenk. | Unresolved |  | TRO | 
	
		| Athyrium polyanthes Copel. | Unresolved |  | IPNI | 
	
		| Athyrium polycarpum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium polypodiforme Tagawa | Unresolved |  | IPNI | 
	
		| Athyrium polypodioides Schur | Unresolved |  | IPNI | 
	
		| Athyrium polypodioides Milde | Unresolved |  | IPNI | 
	
		| Athyrium polysporum (C.B. Clarke) Ching ex Mehra & Bir | Accepted |  | TRO | 
	
		| Athyrium ponapense Copel. | Unresolved |  | IPNI | 
	
		| Athyrium pontederae Desv. | Unresolved |  | IPNI | 
	
		| Athyrium porphyrorachis Copel. | Unresolved |  | IPNI | 
	
		| Athyrium possieticum Kom. | Unresolved |  | TRO | 
	
		| Athyrium praestans Copel. | Synonym |  | TRO | 
	
		| Athyrium praetermissum Sledge | Unresolved |  | TRO | 
	
		| Athyrium praetermissum x solenopteris Sledge | Unresolved |  | IPNI | 
	
		| Athyrium praticola Ching | Accepted |  | TRO | 
	
		| Athyrium prescottianum Holttum | Unresolved |  | IPNI | 
	
		| Athyrium procerum (Wall.) Milde | Synonym |  | TRO | 
	
		| Athyrium procumbens Holttum | Unresolved |  | IPNI | 
	
		| Athyrium proliferum Milde | Synonym |  | TRO | 
	
		| Athyrium propinquum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium protensum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium pseudo-filix-femina Ching | Unresolved |  | TRO | 
	
		| Athyrium pseudoarboreum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium × pseudocryptogrammoides Yoshik. | Accepted |  | TRO | 
	
		| Athyrium pseudocyatheifolium Copel. | Unresolved |  | IPNI | 
	
		| Athyrium pseudodelavayi Ching | Unresolved |  | TRO | 
	
		| Athyrium pseudoepirachis Ching | Accepted |  | TRO | 
	
		| Athyrium × pseudoiseanum Kurata | Unresolved |  | IPNI | 
	
		| Athyrium × pseudopinetorum Seriz. | Unresolved |  | IPNI | 
	
		| Athyrium pseudosetigerum H. Christ | Synonym |  | TRO | 
	
		| Athyrium × pseudospinescens Seriz. | Unresolved |  | IPNI | 
	
		| Athyrium × pseudowardii Seriz. | Unresolved |  | IPNI | 
	
		| Athyrium pterorachis H. Christ | Synonym |  | TRO | 
	
		| Athyrium puberulum Ching | Unresolved |  | TRO | 
	
		| Athyrium pubicostatum Ching & Z.Y. Liu | Accepted |  | TRO | 
	
		| Athyrium pulcherrimum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium pullingeri (Baker) Copel. | Accepted |  | TRO | 
	
		| Athyrium pumilio Christ | Synonym |  | TRO | 
	
		| Athyrium puncticaule (Blume) T. Moore | Accepted |  | TRO | 
	
		| Athyrium × purpurascens Kurata | Unresolved |  | TRO | 
	
		| Athyrium × purpureipes Kurata | Unresolved |  | IPNI | 
	
		| Athyrium purpureum Lowe; Milde | Unresolved |  | IPNI | 
	
		| Athyrium pusillum Alderw. | Unresolved |  | IPNI | 
	
		| Athyrium pycnocarpon Tidestr. | Synonym |  | TRO | 
	
		| Athyrium pycnocarpum Tidestr. | Unresolved |  | TRO | 
	
		| Athyrium pycnosorum H. Christ | Synonym |  | TRO | 
	
		| Athyrium pycnosorum var. vegetius Kitag. | Unresolved |  | TRO | 
	
		| Athyrium pygmaei-silvae Kurata | Unresolved |  | IPNI | 
	
		| Athyrium quadripinnatifidum Seriz. | Unresolved |  | IPNI | 
	
		| Athyrium × quaesitum Kurata | Unresolved |  | IPNI | 
	
		| Athyrium quelpaertense (H. Christ) Ching | Synonym |  | TRO | 
	
		| Athyrium radicans Milde | Unresolved |  | IPNI | 
	
		| Athyrium radiciferum Ching | Unresolved |  | TRO | 
	
		| Athyrium ramosii Copel. | Unresolved |  | IPNI | 
	
		| Athyrium reductum H. Christ | Synonym |  | TRO | 
	
		| Athyrium reflexipinnum Hayata | Accepted |  | TRO | 
	
		| Athyrium regium Spreng. | Unresolved |  | IPNI | 
	
		| Athyrium regulare Koidz. | Unresolved |  | IPNI | 
	
		| Athyrium reichsteinii | Unresolved |  | TRO | 
	
		| Athyrium remotisorum Ching & H.S. Kung | Synonym |  | TRO | 
	
		| Athyrium remotum Ching | Accepted |  | TRO | 
	
		| Athyrium repens Fraser-Jenk. | Unresolved |  | TRO | 
	
		| Athyrium rhachidosorum (Hand.-Mazz.) Ching | Accepted |  | TRO | 
	
		| Athyrium rhaeticum Sadler | Unresolved |  | IPNI | 
	
		| Athyrium rhaeticum Dalla Torre | Unresolved |  | IPNI | 
	
		| Athyrium rhaeticum Roth | Unresolved |  | IPNI | 
	
		| Athyrium ridleyi Copel. | Synonym |  | TRO | 
	
		| Athyrium rigescens Makino | Unresolved |  | TRO | 
	
		| Athyrium rigidiusculum Ching | Unresolved |  | TRO | 
	
		| Athyrium rigidulum Nakai | Unresolved |  | IPNI | 
	
		| Athyrium riparium Holttum | Unresolved |  | IPNI | 
	
		| Athyrium roemerianum (Kunze) Milde | Synonym |  | TRO | 
	
		| Athyrium rondoense Verdc. | Unresolved |  | TRO | 
	
		| Athyrium rosenstockii Copel. | Unresolved |  | IPNI | 
	
		| Athyrium roseum H. Christ | Synonym |  | TRO | 
	
		| Athyrium rotundifolium Ching | Unresolved |  | IPNI | 
	
		| Athyrium rotundilobum Ching | Accepted |  | TRO | 
	
		| Athyrium rotundum Ching | Synonym |  | TRO | 
	
		| Athyrium rubricaule (Edgew. ex Clarke) Bir | Accepted |  | TRO | 
	
		| Athyrium rubripes (Kom.) Kom. | Accepted |  | TRO | 
	
		| Athyrium rubristipes Ching | Unresolved |  | TRO | 
	
		| Athyrium rufidulum (Michx.) A.A. Eaton | Synonym |  | TRO | 
	
		| Athyrium ruilicolum W.M. Chu | Accepted |  | TRO | 
	
		| Athyrium rupestre Kodama | Unresolved |  | TRO | 
	
		| Athyrium rupicola (Edgew. ex C. Hope) C. Chr. | Accepted |  | TRO | 
	
		| Athyrium × saitoanum Seriz. | Unresolved |  | IPNI | 
	
		| Athyrium sammatii Tardieu | Synonym |  | TRO | 
	
		| Athyrium sancti-johannis Copel. | Unresolved |  | TRO | 
	
		| Athyrium sandwichianum C.Presl | Unresolved |  | IPNI | 
	
		| Athyrium × sanjappae Fraser-Jenk. | Unresolved |  | TRO | 
	
		| Athyrium sarasinorum Christ | Unresolved |  | IPNI | 
	
		| Athyrium sarawakense Copel. | Unresolved |  | IPNI | 
	
		| Athyrium sargentii C. Chr. | Unresolved |  | TRO | 
	
		| Athyrium satowii H.Ito | Unresolved |  | IPNI | 
	
		| Athyrium scabrum C.Presl | Unresolved |  | IPNI | 
	
		| Athyrium scandicinum (Willd.) C. Presl | Unresolved |  | TRO | 
	
		| Athyrium scandicinum Fée | Accepted |  | TRO | 
	
		| Athyrium scandicinum subsp. newtonii (Baker) Verdc. | Accepted |  | TRO | 
	
		| Athyrium schimperi Moug. ex Fée | Accepted |  | TRO | 
	
		| Athyrium schizochlamys (Ching) K. Iwats. | Accepted |  | TRO | 
	
		| Athyrium sciatraphis Maxon | Unresolved |  | IPNI | 
	
		| Athyrium scorpioideum Chauvin | Unresolved |  | IPNI | 
	
		| Athyrium scotinum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium × sefuricola Kurata | Unresolved |  | IPNI | 
	
		| Athyrium senanense (Franch. & Sav.) Koidz. & Tagawa | Synonym |  | TRO | 
	
		| Athyrium sericellum Ching | Accepted |  | TRO | 
	
		| Athyrium serratodentatum Ching | Synonym |  | TRO | 
	
		| Athyrium serrulatum Milde | Unresolved |  | IPNI | 
	
		| Athyrium sessile Ching | Accepted |  | TRO | 
	
		| Athyrium setiferum C. Chr. | Unresolved |  | TRO | 
	
		| Athyrium setigerum Hort.; Gard.Chr. | Unresolved |  | IPNI | 
	
		| Athyrium setuligerum Sa. Kurata | Unresolved |  | TRO | 
	
		| Athyrium shaanxiense Ching & Y.T. Hsieh | Accepted |  | TRO | 
	
		| Athyrium sheareri (Baker) Ching | Accepted |  | TRO | 
	
		| Athyrium × shiibaense Nakaike | Unresolved |  | IPNI | 
	
		| Athyrium × shikoku-montanum Seriz. | Unresolved |  | IPNI | 
	
		| Athyrium sibuyanense Copel. | Unresolved |  | IPNI | 
	
		| Athyrium sikkimense (Bir) Á. Löve & D. Löve | Accepted |  | TRO | 
	
		| Athyrium sikkimense Ching | Synonym |  | TRO | 
	
		| Athyrium silvaticum Milde | Unresolved |  | IPNI | 
	
		| Athyrium silvestrii H. Christ | Synonym |  | TRO | 
	
		| Athyrium silvicola Tagawa | Accepted |  | TRO | 
	
		| Athyrium simlense Fraser-Jenk. | Unresolved |  | TRO | 
	
		| Athyrium simplicivenium Holttum | Synonym |  | TRO | 
	
		| Athyrium simulans Ching | Unresolved |  | TRO | 
	
		| Athyrium sinense Rupr. | Accepted |  | TRO | 
	
		| Athyrium sinense (Baker) C. Chr. | Synonym |  | TRO | 
	
		| Athyrium sinovidalii Ching & Z.Y. Liu | Accepted |  | TRO | 
	
		| Athyrium sitchense Rupr. | Unresolved |  | TRO | 
	
		| Athyrium skinneri (Baker) C. Chr. | Unresolved |  | TRO | 
	
		| Athyrium skinneri (Baker) Diels | Accepted |  | TRO | 
	
		| Athyrium × sledgei Fraser-Jenk. | Unresolved |  | TRO | 
	
		| Athyrium sohayakiense Nakaike | Unresolved |  | IPNI | 
	
		| Athyrium solandri Copel. | Unresolved |  | IPNI | 
	
		| Athyrium solenopteris Moore | Unresolved |  | TRO | 
	
		| Athyrium solenopteris var. madagascarica Bonap. | Synonym |  | TRO | 
	
		| Athyrium solutum H. Christ | Synonym |  | TRO | 
	
		| Athyrium sororium Copel. | Unresolved |  | IPNI | 
	
		| Athyrium sorzogonense Milde | Unresolved |  | IPNI | 
	
		| Athyrium species Fil. | Unresolved |  | TRO | 
	
		| Athyrium speciosum Milde | Unresolved |  | IPNI | 
	
		| Athyrium spectabile (Wall. ex Mett.) C. Presl | Synonym |  | TRO | 
	
		| Athyrium sphaerocarpon Fée | Synonym |  | TRO | 
	
		| Athyrium sphaeropteroides (Baker) C. Chr. | Synonym |  | TRO | 
	
		| Athyrium spinescens Kurata | Unresolved |  | IPNI | 
	
		| Athyrium spinosissimum Ching | Accepted |  | TRO | 
	
		| Athyrium spinulosum (Maxim.) Milde | Accepted |  | TRO | 
	
		| Athyrium spinulosum var. subtriangulare (Hook.) C. Chr. | Synonym |  | TRO | 
	
		| Athyrium squamigerum (Mett.) Ohwi | Synonym |  | TRO | 
	
		| Athyrium squamipes Ching | Accepted |  | TRO | 
	
		| Athyrium squamuligerum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium squamulosum (Fée) Fée | Synonym |  | TRO | 
	
		| Athyrium stenopodum Ching & S.K. Wu | Synonym |  | TRO | 
	
		| Athyrium stramineum Copel. | Synonym |  | TRO | 
	
		| Athyrium striatum Milde | Unresolved |  | IPNI | 
	
		| Athyrium strigillosum (T. Moore ex E.J. Lowe) Salomon | Accepted |  | TRO | 
	
		| Athyrium subcoriaceum Ching | Accepted |  | TRO | 
	
		| Athyrium × subcrassipes Seriz. | Unresolved |  | IPNI | 
	
		| Athyrium subfalcatum Ching | Unresolved |  | TRO | 
	
		| Athyrium subfluviale (Hayata) Tagawa | Synonym |  | TRO | 
	
		| Athyrium subimbricatum Nakai | Unresolved |  | IPNI | 
	
		| Athyrium subintegrum Holttum | Unresolved |  | IPNI | 
	
		| Athyrium sublineare Ching | Synonym |  | TRO | 
	
		| Athyrium submacrocarpum Ching & S.K. Wu | Synonym |  | TRO | 
	
		| Athyrium submelanolepis Tzvelev | Unresolved |  | IPNI | 
	
		| Athyrium subpubicostatum Ching & Z.Y. Liu | Accepted |  | TRO | 
	
		| Athyrium subquadripinnatum Copel. | Synonym |  | TRO | 
	
		| Athyrium subrigescens (Hayata) Hayata ex H. Itô | Accepted |  | TRO | 
	
		| Athyrium subscabrum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium subserratum Milde | Unresolved |  | IPNI | 
	
		| Athyrium subsimile H. Christ | Synonym |  | TRO | 
	
		| Athyrium subspinulosum Ching | Accepted |  | TRO | 
	
		| Athyrium subtriangulare (Hook.) Bedd. | Accepted |  | TRO | 
	
		| Athyrium subtripinnatum Ching | Unresolved |  | TRO | 
	
		| Athyrium supranigrescens Ching | Synonym |  | TRO | 
	
		| Athyrium suprapuberulum Ching | Accepted |  | TRO | 
	
		| Athyrium suprapubescens Ching | Accepted |  | TRO | 
	
		| Athyrium supraspinescens C. Chr. | Accepted |  | TRO | 
	
		| Athyrium swartzii Copel. | Unresolved |  | IPNI | 
	
		| Athyrium sylvaticum | Unresolved |  | IPNI | 
	
		| Athyrium symmetricum Copel. | Synonym |  | TRO | 
	
		| Athyrium tabacinum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium tagawai C. Chr. | Synonym |  | TRO | 
	
		| Athyrium taipaishanense Ching | Accepted |  | TRO | 
	
		| Athyrium taiwanense Tagawa | Synonym |  | TRO | 
	
		| Athyrium takeoi (Hayata) Tagawa | Synonym |  | TRO | 
	
		| Athyrium takingense Ching | Unresolved |  | TRO | 
	
		| Athyrium taquetii Ohwi | Unresolved |  | IPNI | 
	
		| Athyrium tarulakaense Ching | Synonym |  | TRO | 
	
		| Athyrium tashiroi Tagawa | Unresolved |  | TRO | 
	
		| Athyrium tatsienluense Ching | Unresolved |  | TRO | 
	
		| Athyrium tejeroi Mickel & Tejero | Accepted |  | TRO | 
	
		| Athyrium tenerum Fée | Unresolved |  | IPNI | 
	
		| Athyrium tennicaule Tagawa | Unresolved |  | IPNI | 
	
		| Athyrium tennifolium Copel. | Unresolved |  | IPNI | 
	
		| Athyrium tenue (Michx.) A.A. Eaton | Synonym |  | TRO | 
	
		| Athyrium tenuicaule (Hayata) Tagawa | Accepted |  | TRO | 
	
		| Athyrium tenuifolium Copel. | Synonym |  | TRO | 
	
		| Athyrium tenuifolium Y.T. Hsieh & Z.R. Wang | Accepted |  | TRO | 
	
		| Athyrium tenuifrons (Wall. ex C. Hope) Punetha | Accepted |  | TRO | 
	
		| Athyrium tenuifrons Wall. ex Sim | Synonym |  | TRO | 
	
		| Athyrium tenuipaleatum Copel. | Unresolved |  | TRO | 
	
		| Athyrium tenuisectum (Blume) T. Moore | Synonym |  | TRO | 
	
		| Athyrium tenuissimum (Hayata) Merr. | Synonym |  | TRO | 
	
		| Athyrium thelypterioides (Michx.) Desv. | Synonym |  | TRO | 
	
		| Athyrium thelypterioides f. acrostichoides (Sw.) Gilbert | Synonym |  | TRO | 
	
		| Athyrium thelypteris (L.) Spreng. | Synonym |  | TRO | 
	
		| Athyrium thwaitesii (A. Braun ex Mett.) Milde | Synonym |  | TRO | 
	
		| Athyrium thysanocarpa Hayata | Synonym |  | TRO | 
	
		| Athyrium tianzishanense S.F. Wu & L.F. Zhang | Synonym |  | TRO | 
	
		| Athyrium tibeticum Ching | Accepted |  | TRO | 
	
		| Athyrium × tokashikii Kurata | Unresolved |  | IPNI | 
	
		| Athyrium tomentosum Milde | Unresolved |  | IPNI | 
	
		| Athyrium toppingianum (Copel.) Copel. | Synonym |  | TRO | 
	
		| Athyrium tozanense (Hayata) Hayata | Synonym |  | TRO | 
	
		| Athyrium triangulare Nakai | Synonym |  | TRO | 
	
		| Athyrium trichomanes Shafer | Unresolved |  | IPNI | 
	
		| Athyrium trifidum Roth | Unresolved |  | IPNI | 
	
		| Athyrium tripinnatifidum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium tripinnatum Tagawa | Synonym |  | TRO | 
	
		| Athyrium tripinnatum Mickel & Tejero | Synonym |  | TRO | 
	
		| Athyrium tsaii Ching | Synonym |  | TRO | 
	
		| Athyrium tsingyingense Ching | Unresolved |  | TRO | 
	
		| Athyrium × tsurutanum Kurata | Unresolved |  | IPNI | 
	
		| Athyrium tsusimense Koidz. | Unresolved |  | TRO | 
	
		| Athyrium tussacii (Fée) Fée | Synonym |  | TRO | 
	
		| Athyrium umbrosum C.Presl | Unresolved |  | IPNI | 
	
		| Athyrium umbrosum Milde | Unresolved |  | IPNI | 
	
		| Athyrium umbrosum var. multicaudatum (Wall. ex C.B. Clarke) Bedd. | Synonym |  | TRO | 
	
		| Athyrium uncidens Copel. | Unresolved |  | IPNI | 
	
		| Athyrium × undulatipinnulum Seriz. | Unresolved |  | IPNI | 
	
		| Athyrium uniforme Ching | Synonym |  | TRO | 
	
		| Athyrium unifurcatum (Baker) C. Chr. | Synonym |  | TRO | 
	
		| Athyrium unifurcatum var. okuboanum (Makino) H. Itô | Synonym |  | TRO | 
	
		| Athyrium unifurcatum var. subfluviale (Hayata) H. Itô | Synonym |  | TRO | 
	
		| Athyrium uniseriatum Ching | Synonym |  | TRO | 
	
		| Athyrium uropteron (Miq.) C. Chr. | Accepted |  | TRO | 
	
		| Athyrium varians Ching & Z.Y. Liu | Accepted |  | TRO | 
	
		| Athyrium veitchii H. Christ | Synonym |  | TRO | 
	
		| Athyrium velutinum Holttum | Unresolved |  | IPNI | 
	
		| Athyrium venulosum Ching | Accepted |  | TRO | 
	
		| Athyrium verapax Christ | Synonym |  | TRO | 
	
		| Athyrium vermae Fraser-Jenk. | Unresolved |  | TRO | 
	
		| Athyrium vestitum Milde | Unresolved |  | IPNI | 
	
		| Athyrium vidalii (Franch. & Sav.) Nakai | Accepted |  | TRO | 
	
		| Athyrium villosum Milde | Unresolved |  | IPNI | 
	
		| Athyrium violascens Diels | Unresolved |  | TRO | 
	
		| Athyrium virescens (Kunze) Ohwi | Synonym |  | TRO | 
	
		| Athyrium viridescentipes Sa. Kurata | Unresolved |  | TRO | 
	
		| Athyrium viridifrons Makino | Synonym |  | TRO | 
	
		| Athyrium viridifrons f. okuboanum (Makino) Makino | Synonym |  | TRO | 
	
		| Athyrium viviparum H. Christ | Accepted |  | TRO | 
	
		| Athyrium wagnerianum Milde | Unresolved |  | IPNI | 
	
		| Athyrium wallichianum Ching | Accepted |  | TRO | 
	
		| Athyrium wangii Ching | Accepted |  | TRO | 
	
		| Athyrium wardii (Hook.) Makino | Accepted |  | TRO | 
	
		| Athyrium wardii (Hook.) H. Christ | Unresolved |  | TRO | 
	
		| Athyrium × watanabei Seriz. | Unresolved |  | IPNI | 
	
		| Athyrium wattsii Copel. | Unresolved |  | IPNI | 
	
		| Athyrium weinlandii Copel. | Unresolved |  | IPNI | 
	
		| Athyrium welwitschii Tardieu | Synonym |  | TRO | 
	
		| Athyrium whitfordii Copel. | Unresolved |  | IPNI | 
	
		| Athyrium wichurae (Mett.) Ohwi | Synonym |  | TRO | 
	
		| Athyrium wichurae (Mett.) Merr. | Synonym |  | TRO | 
	
		| Athyrium williamsii Copel. | Unresolved |  | IPNI | 
	
		| Athyrium wilsonii H. Christ | Accepted |  | TRO | 
	
		| Athyrium woodsioides H. Christ | Synonym |  | TRO | 
	
		| Athyrium woodwardioides Christ | Unresolved |  | IPNI | 
	
		| Athyrium wugongshanense Ching & Y.T. Hsieh | Accepted |  | TRO | 
	
		| Athyrium wuliangshanense Ching | Accepted |  | TRO | 
	
		| Athyrium wumonshanicum Ching | Synonym |  | TRO | 
	
		| Athyrium wuyishanense Ching | Synonym |  | TRO | 
	
		| Athyrium xiangxiense S.F. Wu | Unresolved |  | TRO | 
	
		| Athyrium xichouense Y.T. Hsieh & Z.R. Wang | Accepted |  | TRO | 
	
		| Athyrium xiphophyllum Copel. | Unresolved |  | IPNI | 
	
		| Athyrium yaanense Ching | Accepted |  | TRO | 
	
		| Athyrium × yakuinsulare Kurata | Unresolved |  | IPNI | 
	
		| Athyrium yakumontanum Ohwi | Unresolved |  | IPNI | 
	
		| Athyrium yakumonticola Kurata | Unresolved |  | IPNI | 
	
		| Athyrium yakusimense Tagawa | Synonym |  | TRO | 
	
		| Athyrium yamadae Miyabe & Kudô | Unresolved |  | TRO | 
	
		| Athyrium yindeense Ching | Synonym |  | TRO | 
	
		| Athyrium yokoscense (Franch. & Sav.) H. Christ | Accepted |  | TRO | 
	
		| Athyrium yokoscense f. dilatatum (Tagawa) Sa. Kurata | Accepted |  | TRO | 
	
		| Athyrium yokoscense var. dilatatum Tagawa | Synonym |  | TRO | 
	
		| Athyrium yokoscense var. fauriei (H. Christ) Tagawa | Synonym |  | TRO | 
	
		| Athyrium yuanyangense Y.T. Hsieh & W.M. Chu | Accepted |  | TRO | 
	
		| Athyrium yui Ching | Accepted |  | TRO | 
	
		| Athyrium yunnanense H. Christ | Synonym |  | TRO | 
	
		| Athyrium yunnanicum Ching | Accepted |  | TRO | 
	
		| Athyrium yuyangense Ching | Synonym |  | TRO | 
	
		| Athyrium zakamenense Tardieu | Synonym |  | TRO | 
	
		| Athyrium zanzibaricum C.Chr. | Unresolved |  | IPNI | 
	
		| Athyrium zayuense Z.R. Wang | Accepted |  | TRO | 
	
		| Athyrium zeylanicum Milde | Unresolved |  | IPNI | 
	
		| Athyrium zhenfengense Ching | Accepted |  | TRO |