| Blechnum acanthopodum T.C.Chambers & P.A.Farrant | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum acrodontum C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum acutiusculum C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum acutum (Desv.) Mett. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum adnatum Reinw.; de Vriese | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum aduncum Liebm. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum × aduncum Liebm. | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum aequatoriense A. Rojas | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum aggregatum Tindale | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum agrostifolium Goldm. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum alternans C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum andicola C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum andinum (Baker) C. Chr. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum anthracinum R.C. Moran | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum × antillanum Proctor | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum appendiculatum Willd. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum araucanum C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum archboldii C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum arcuatum J. Rémy & Fée | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum areolare C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum areolare Copel. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum articulatum (F. Muell.) S.B. Andrews | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum ascendens A. Rojas | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum asperum (Klotzsch) J.W. Sturm | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum asplenioides Sw. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum atherstoni Pappe & Rawson | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum atropurpureum A.R. Sm. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum attenuatum (Sw.) Mett. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum auratum (Fée) R.M. Tryon & Stolze | Accepted |  | TRO | 2012-04-18 | 1 | 
	
		
			| Blechnum aureosquamum A. Rojas | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum auritum Goldm. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum australe L. | Accepted |  | TRO | 2012-04-18 | 1 | 
	
		
			| Blechnum austrobrasilianum de la Sota | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum austrocaledonicum Christenh. | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum bakeri C. Chr. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum bamlerianum Rosenst. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum banisterianum Poir. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum banksii Mett.; Diels | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum bicolor M. Kessler & A.R. Sm. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum biforme Christ | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum binervatum (Poir.) C.V. Morton & Lellinger | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum blechioides Hitchc. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum blechnoides Keyserl. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum blumei T.Moore | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum bolivianum M. Kessler & A.R. Sm. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum boreale Sw. | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum borneense C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum bradei Markgr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum brasiliense Desv. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum brassii Copel. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum brevifolium G. Kunkel | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum brooksii C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum bruneum M. Kessler & A.R. Sm. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum camfieldii Tindale | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum capense (L.) Schltdl. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum carolinianum Walter | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum castaneum Makino & Nemoto | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum × caudatum Cav. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum chambersii Tindale | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum chauliodontum Copel. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum chiriquanum (Broadh.) C. Chr. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum christensenii Ching | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum christii C. Chr. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum cochabambense M. Kessler & A.R. Sm. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum colensoi N.A. Wakef. | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum colubrinum Blanco | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum confine C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum confluens Schltdl. & Cham. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum confusum Brownlie | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum contiguum Mett. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum corbassonii Brownlie | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum cordatum (Desv.) Hieron. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum coriaceum Brownlie | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum corralense Esp. Bustos | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum costaricensis C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum crenulatum Salomon | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum crispum Hartm. | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum cumingianum Trevis. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum cunninghamii T.Moore | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum cycadifolium J.W. Sturm | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum cycadoides Kuhn | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum dalgairnsiae Kuhn | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum decorum Brause | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum decurrens Roxb. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum deflexum Diels | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum dendrophilum (Sodiro) C. Chr. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum dentatum Diels in Schum. & Laut. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum denticulatum Sw. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum deorso-lobatum Brause | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum deplanchei Lenorm. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum difforme Copel. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum dilatatum T.C.Chambers & P.A.Farrant | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum discolor Keyserl. | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum dissectum (Parris) Christenh. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum divergens (Kunze) Mett. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum diversifolium Mett. | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum dives (Kunze) Christenh. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum doodianum Christenh. | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum doodioides Hook. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum doodioides C.Brownlie | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum drepanophyllum Trevis. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum durum C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum eburneum Christ | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum egregium Copel. in Perkins | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum ekmanii Brause ex Urb. | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum elongatum Gaudich. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum elongatum C.Presl | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum elongatum Mett. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum erectum DC. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum euraddianum Brade | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum exiguum Dutra | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum extensum F | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum falcatum Link | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum falciculatum C.Presl | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum falciforme (Liebm.) C. Chr. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum fauriae Tokubuchi | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum feei C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum fernandezianum (Looser) Prada & Rolleri | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum filiforme Ettingsh. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum finlaysonianum Wall. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum flaccisquama A. Rojas | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum flocculosum Ros.; C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum floresii (Sodiro) C. Chr. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum fluviatile E.J. Lowe ex Salomon | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum fontanesianum Gaudich. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum fragile (Liebm.) C.V. Morton & Lellinger | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum francii Rosenst. | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum fullagari C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum fuscosquamosum A. Rojas | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum galeotti T. Moore | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum gemmascens Alston | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum geniculatum T.C.Chambers & P.A.Farrant | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum germainii Christ | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum gibbum Mett. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum glabrum Roxb. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum glandulosum Kaulf. ex Link | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum glaziovii Christ | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum gracile Kaulf. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum gracilipes (Rosenst.) M. Kessler & A.R. Sm. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum gregsonii Tindale | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum guascense Hieron. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum guayanense A. Rojas | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum gueinzii T.Moore | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum haenkeanum Trevis. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum hamiltonii C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum hancockii Hance | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum hastatum Kaulf. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum hawaiianum Christenh. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum helveolum F | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum heringeri Brade | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum herminieri | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum heterocarpum F | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum heterophyllum Opiz | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum hieronymi Brause | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum hillii C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum hindii (Tindale ex T.C. Chambers) Christenh. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum hirsutum Rosenst. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum houttuynii Poir. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum howeanum T.C.Chambers & P.A.Farrant | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum humbertii Tardieu | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum humblotii C. Chr. | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum humile Salisb. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum imbricatum Blume | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum impressum F | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum inflexum Kuhn | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum insigne C.M.Kuo | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum insularum C.V.Morton & Lellinger | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum integripinnulum Hayata | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum irregulare Carruth. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum itatiaiense Brade | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum ivohibense C. Chr. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum jamaicense (Broadh.) C. Chr. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum japanense T.Moore | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum javanicum Blume | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum kaulfussianum Gaudich. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum keysseri Rosenst. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum kunthianum C. Chr. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum laevigatum Cav. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum lanceola Sw. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum lanuginosum J.W.Sturm | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum latifolium C.Presl | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum latifolium Moritz | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum laxiflorum Juss. acc. to Lindau in Urb. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum lechleri Mett. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum ledermannii Brause | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum lehmannii Hieron. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum lenormandii Diels | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum lherminieri (Bory) C. Chr. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum lima Rosenst. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum lineare (J. Sm.) Christenh. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum lineatum (Sw.) C. Chr. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum linguifolium Stokes | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum lomariaceum Sodiro | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum longepetiolatum Tardieu | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum longicauda C. Chr. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum longifolium Cav. | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum longistipitatum A. Rojas | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum loxense (Kunth) Hook. ex Salomon | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum ludificans Herter | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum lyonii (O. Deg.) Christenh. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum lyratum Moritz | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum macahense Brade | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum macrophyllum Goldm. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum madagascariense Tardieu | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum magellanicum Mett. | Accepted |  | TRO | 2012-04-18 | 1 | 
	
		
			| Blechnum malaccense F | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum malacothrix Maxon & C.V. Morton | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum marginatum Kuhn | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum marquesense Christenh. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum marquesensis (E.D. Br.) Christenh. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum maximum (J. Sm. ex C. Chr.) Christenh. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum maxonii (Broadh.) C. Chr. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum medium (R. Br.) Christenh. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum melanocaulon (Brack.) T.C. Chambers & P.A. Farrant | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum melanopus Hook. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum membranaceum Mett.; Diels | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum meridense Klotzsch | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum microbasis (Baker) C. Chr. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum microlamaria L.D.G | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum microphyllum (Goldm.) C.V. Morton | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum milnei C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum minus Ettingsh. | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum mochaenum G. Kunkel | Accepted |  | TRO | 2012-04-18 | 1 | 
	
		
			| Blechnum molle (Parris) Christenh. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum moluccanum Desv. | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum monomorphum R.C. Moran & B. Øllg. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum montanum T.C.Chambers & P.A.Farrant | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum montbrisonis C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum moorei C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum moranianum A. Rojas | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum moritzianum Hieron. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum neocaledonicum Salomon | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum neohollandicum Christenh. | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum nesioticum K.U.Kramer | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum nesophilum T.C.Chambers & P.A.Farrant | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum nigrocostatum A. Rojas | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum nigropaleaceum Alston | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum nigrum (Coleman) Mett. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum nipponicum Makino | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum norfolkense Christenh. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum norfolkianum C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum norfolkianum Maiden | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum novae-zelandiae T.C.Chambers & P.A.Farrant | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum nudius Copel. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum nudum (Labill.) Luerss. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum nukuhivense E.Brown | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum obtusatum Mett. | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum obtusifolium Ettingsh. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum obtusum R.C. Moran & A.R. Sm. | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum occidentale L. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum occidentale x meridense Klotzsch | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum occidentale x polypodioides Raddi | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum oceanicum Brownlie | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum onocleoides Sw. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum opacum Mett. | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum organense Brade | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum orientale L. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum pacificum Lorence & A.R.Sm. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum pallidum Brack. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum palmiforme C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum × pampasicum de la Sota & M.L.Dur | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum parrisii Christenh. | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum parvifolium C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum paschale (C. Chr.) Christenh. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum patersonii (R. Br.) Mett. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum pazense M. Kessler & A.R. Sm. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum pectinatum C. Presl | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum penna-marina (Poir.) Kuhn | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum petiolare (Sodiro) C. Chr. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum petiolaris Gilli | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum petiolatum Hunter | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum phanerophlebium C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum pilosum Brownlie | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum pinnatifidum A. Rojas | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum plagiogyriifrons Hayata | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum plumieri (Desv.) Mett. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum polypodioides Raddi | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum polystichoides Brack. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum procerum Sw. | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum productum Moritz | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum proliferum Rosenst. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum pseudovulcanicum C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum pteropus (Kunze) Mett. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum puberulum (Sodiro) A. Rojas | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum pubescens Desv. | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum punctulatum Sw. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum puniceum T.C.Chambers, P.J.Edwards & R.J.Johns | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum pygmaeum C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum pyrophilum C.V.Morton | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum pyrophyllum Blume | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum radiatum C.Presl | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum raiateense J.W.Moore | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum reedei Espin. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum reedei Espinosa | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum reflexum Rosenst. ex M. Kessler & A.R. Sm. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum repens M. Kessler & A.R. Sm. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum reptans Luerss. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum revolutum C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum rheophyticum R.C. Moran | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum rimbachii (Sodiro) C. Chr. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum robustum Hieron. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum × rodriguezii S.Aguiar, L.G.Quintan. & Amigo | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum rosenstockii de la Sota | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum rosenstockii Copel. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum rufum C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum rupestre (Kaulf. ex Link) Christenh. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum ryanii Hieron. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum salicifolium Kaulf. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum salicifolium Ettingsh. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum sampaioanum Brade | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum saxatile Brause | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum scaberulum Sodiro | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum schiedeanum (Schltdl. ex C. Presl) Hieron. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum schomburgkii (Klotzsch) C. Chr. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum schottianum Mett. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum schottii C. Chr. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum septentrionale Wallr. | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum serpentinum Noronha | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum serrulatum Rich. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum sessilifolium (Klotzsch ex Christ) C. Chr. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum shaferi C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum simile Sehnem | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum simillimum (Baker) Diels | Accepted |  | TRO | 2012-04-18 | 1 | 
	
		
			| Blechnum smilodon M. Kessler & Lehnert | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum sociale Sodiro | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum sociale Christ | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum socialis Sodiro | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum sodiroi C. Chr. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum spannagelii Rosenst. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum spicant (L.) Sm. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum spinulosum Poir. | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum sprucei C. Chr. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum squamatum M. Kessler & A.R. Sm. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum squamipes (Hieron.) M. Kessler & A.R. Sm. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum squamosissimum A. Rojas | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum squamosum Stokes | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum squarrosum Gaudich. | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum stans Poir. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum stierii Rosenst. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum stipitatum A. Rojas | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum stipitellatum (Sodiro) C. Chr. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum stoloniferum (Mett. ex E. Fourn.) C. Chr. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum stramineum Labill. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum striatum (Sw.) C. Chr. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum stuebelii Hieron. | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum subcordatum (Fourn.) Brownlie | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum tabulare (Thunb.) Kuhn | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum tengwallii Kjellberg | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum treubii Alderw. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum triangularifolium T.C.Chambers & P.A.Farrant | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum triangulatum J.Sm. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum tricuspe Klf.; Sieb. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum tuerckheimii Brause | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum uliginosum C.Chr. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum underwoodianum (Broadh.) C. Chr. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum unguiculatum Kuhn | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum urbani Brause | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum usterianum (Christ) C. Chr. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum validum F | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum vallegrandense M. Kessler & A.R. Sm. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum venosum Copel. | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum vestitum (Blume) Kuhn | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum vieillardii Mett. | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum vittatum Brack. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum vulcanicum Kuhn | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum wardiae Mickel & Beitel | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum wattsii Tindale | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum werckleanum (Christ) C. Chr. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum werffii R.C. Moran | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum whelanii F.M. Bailey | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum wolamense Cuf. | Unresolved |  | IPNI |  |  | 
	
		
			| Blechnum wurunuran Parris | Unresolved |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum yungense Ramos Giacosa, J. P. | Accepted |  | TRO | 2012-04-18 |  | 
	
		
			| Blechnum zeelandicum Christenh. | Unresolved |  | TRO | 2012-04-18 |  |