| Asplenium abbottii Brause | Unresolved |  | IPNI |  | 
	
		| Asplenium abbreviatum Makino | Synonym |  | TRO |  | 
	
		| Asplenium abrotanoides C. Presl | Synonym |  | TRO |  | 
	
		| Asplenium abscissum Willd. | Accepted |  | TRO |  | 
	
		| Asplenium abscissum var. abscissum | Synonym |  | TRO |  | 
	
		| Asplenium abscissum var. ruizianum (Klotzsch) Stolze | Synonym |  | TRO |  | 
	
		| Asplenium abyssinicum Fée | Unresolved |  | TRO |  | 
	
		| Asplenium achalense Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium achilleifolium (M. Martens & Galeotti) Liebm. | Accepted |  | TRO |  | 
	
		| Asplenium achilleifolium var. pinnatifido-serratum Hook. | Synonym |  | TRO |  | 
	
		| Asplenium acostae M.T.Murillo | Unresolved |  | IPNI |  | 
	
		| Asplenium acrobryum Christ | Unresolved |  | IPNI |  | 
	
		| Asplenium acrocarpum Hieron. | Unresolved |  | IPNI |  | 
	
		| Asplenium acrostichoides Sw. | Synonym |  | TRO |  | 
	
		| Asplenium actiniopteroides Peter | Unresolved |  | TRO |  | 
	
		| Asplenium acuminatum Hook. & Arn. | Accepted |  | TRO |  | 
	
		| Asplenium acutipinnata Bonap. | Synonym |  | TRO |  | 
	
		| Asplenium acutiserratum (Hieron.) Mickel | Accepted |  | TRO |  | 
	
		| Asplenium acutiusculum Blume | Unresolved |  | IPNI |  | 
	
		| Asplenium acutum Bory; Willd. | Unresolved |  | IPNI |  | 
	
		| Asplenium adamsii Alston | Unresolved |  | TRO |  | 
	
		| Asplenium adiantifrons (Hayata) Ching | Accepted |  | TRO |  | 
	
		| Asplenium adiantoides (L.) C. Chr. | Synonym |  | TRO |  | 
	
		| Asplenium adiantum lanceolatum Hoffm. | Unresolved |  | IPNI |  | 
	
		| Asplenium adiantum nigrum x ruta muraria Christ | Unresolved |  | IPNI |  | 
	
		| Asplenium adiantum nigrum x septentrionale Litard. | Unresolved |  | IPNI |  | 
	
		| Asplenium adiantum nigrum x trichomanes Milde | Unresolved |  | IPNI |  | 
	
		| Asplenium adiantum-nigrum L. | Accepted |  | TRO |  | 
	
		| Asplenium adiantum-nigrum var. adiantum-nigrum | Synonym |  | TRO |  | 
	
		| Asplenium adiantum-nigrum subsp. silesiacum J. Milde | Synonym |  | TRO |  | 
	
		| Asplenium adiantum-nigrum var. silesiacum (J. Milde) Viane & Reichst. | Accepted |  | TRO |  | 
	
		| Asplenium adiantum-nigrum var. yuanum (Ching) Ching | Accepted |  | TRO |  | 
	
		| Asplenium adiantum-nigrum subsp. yuanum (Ching) Reichst., Viane, Rasbach & Schneller | Synonym |  | TRO |  | 
	
		| Asplenium adnatum Copel. | Accepted |  | TRO |  | 
	
		| Asplenium adscensionis Bernh. | Unresolved |  | IPNI |  | 
	
		| Asplenium × adulteriniforme Lovis, Melzer & Reichst. | Unresolved |  | IPNI |  | 
	
		| Asplenium × adulteriniforme Lovis, H. Melzer & Reichst. | Unresolved |  | TRO |  | 
	
		| Asplenium × adulterinum Milde | Unresolved |  | TRO |  | 
	
		| Asplenium adulterinum Milde | Accepted |  | TRO |  | 
	
		| Asplenium adulterinum x viride Asch. | Unresolved |  | IPNI |  | 
	
		| Asplenium aegaeum Lovis, Reichst. & Greuter in Reichst., Lovis, Greuter & Zaffran | Unresolved |  | IPNI |  | 
	
		| Asplenium aemilii-guineae Alston | Unresolved |  | IPNI |  | 
	
		| Asplenium aequabile Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium aequibasale Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium aequibasis J.P.Roux | Unresolved |  | IPNI |  | 
	
		| Asplenium aequilaterale Viane | Unresolved |  | IPNI |  | 
	
		| Asplenium aethiopicum (Burm. f.) Bech. | Accepted |  | TRO |  | 
	
		| Asplenium aethiopicum subsp. filare (Forssk.) A.F. Braithw. | Accepted |  | TRO |  | 
	
		| Asplenium aethiopicum subsp. tripinnatum (Baker) A.F. Braithw. | Accepted |  | TRO |  | 
	
		| Asplenium affine Sw. | Accepted |  | TRO |  | 
	
		| Asplenium affine var. affine | Synonym |  | TRO |  | 
	
		| Asplenium affine var. gilpinae (Baker) Tardieu | Accepted |  | TRO |  | 
	
		| Asplenium affine var. mettenii (Kuhn) Tardieu | Accepted |  | TRO |  | 
	
		| Asplenium affine var. pecten Baker | Accepted |  | TRO |  | 
	
		| Asplenium affine var. tanalense Baker | Synonym |  | TRO |  | 
	
		| Asplenium × afghanicum Reichst. & Viane | Unresolved |  | TRO |  | 
	
		| Asplenium afghaniucm Reichst. & Viane | Unresolved |  | TRO |  | 
	
		| Asplenium africanum Desv. | Accepted |  | TRO |  | 
	
		| Asplenium afzelii Rosenst. | Accepted |  | TRO |  | 
	
		| Asplenium aitchisonii Fraser-Jenk. & R. Reichst. | Accepted |  | TRO |  | 
	
		| Asplenium aitonii T. Moore | Unresolved |  | TRO |  | 
	
		| Asplenium × akaishiense Otsuka | Unresolved |  | IPNI |  | 
	
		| Asplenium akimense C.D.Adams | Unresolved |  | IPNI |  | 
	
		| Asplenium alatulum Ching | Accepted |  | TRO |  | 
	
		| Asplenium alatum Humb. & Bonpl. ex Willd. | Accepted |  | TRO |  | 
	
		| Asplenium albersii Hieron. | Unresolved |  | IPNI |  | 
	
		| Asplenium alfredii Rosenst. | Synonym |  | TRO |  | 
	
		| Asplenium alienum Mett. | Synonym |  | TRO |  | 
	
		| Asplenium alismifolium Hook. | Unresolved |  | IPNI |  | 
	
		| Asplenium allantodioides Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium alloeopteron Kunze ex Klotzsch | Synonym |  | TRO |  | 
	
		| Asplenium alloeopterum Kunze | Unresolved |  | IPNI |  | 
	
		| Asplenium alpestre Blume | Unresolved |  | IPNI |  | 
	
		| Asplenium alpestre Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium altajense (Kom.) Grubov | Synonym |  | TRO |  | 
	
		| Asplenium alternans Wall. | Unresolved |  | IPNI |  | 
	
		| Asplenium × alternifolium Wulfen | Unresolved |  | TRO |  | 
	
		| Asplenium alternifolium Wulfen | Unresolved |  | TRO |  | 
	
		| Asplenium alternifrons Dillwyn | Unresolved |  | IPNI |  | 
	
		| Asplenium altissimum Jenman | Synonym |  | TRO |  | 
	
		| Asplenium alvarezense Rudm.Brown | Unresolved |  | IPNI |  | 
	
		| Asplenium amabile Liebm. | Synonym |  | TRO |  | 
	
		| Asplenium amaurolobum Rosenst. | Unresolved |  | IPNI |  | 
	
		| Asplenium amaurophyllum Peter | Unresolved |  | IPNI |  | 
	
		| Asplenium amazonicum Christ | Synonym |  | TRO |  | 
	
		| Asplenium ambiguum Sw. | Synonym |  | TRO |  | 
	
		| Asplenium amblyodon F | Unresolved |  | IPNI |  | 
	
		| Asplenium ambohitantelense Rakotondr. | Accepted |  | TRO |  | 
	
		| Asplenium amboinense Willd. | Unresolved |  | IPNI |  | 
	
		| Asplenium amboinense Brack. | Unresolved |  | IPNI |  | 
	
		| Asplenium ammifolium Mett. ex Kuhn | Unresolved |  | IPNI |  | 
	
		| Asplenium amoenum Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium amoenum C.Presl | Unresolved |  | IPNI |  | 
	
		| Asplenium amoenum C.H.Wright | Unresolved |  | IPNI |  | 
	
		| Asplenium amplissimum Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium amplum Willd.; Kuhn | Unresolved |  | IPNI |  | 
	
		| Asplenium amplum Fourn. | Unresolved |  | IPNI |  | 
	
		| Asplenium anagrammoides C. Chr. | Unresolved |  | TRO |  | 
	
		| Asplenium anauniense Loss | Unresolved |  | IPNI |  | 
	
		| Asplenium anceps Lowe ex Hook. & Grev. | Unresolved |  | TRO |  | 
	
		| Asplenium anceps var. proliferum Nakai | Synonym |  | TRO |  | 
	
		| Asplenium andapense Tardieu | Accepted |  | TRO |  | 
	
		| Asplenium andersonii C.B. Clarke | Accepted |  | TRO |  | 
	
		| Asplenium andrewsii A. Nelson | Synonym |  | TRO |  | 
	
		| Asplenium aneitense Carruth. | Unresolved |  | IPNI |  | 
	
		| Asplenium angolense Baker | Unresolved |  | TRO |  | 
	
		| Asplenium anguifrons Gilli | Unresolved |  | IPNI |  | 
	
		| Asplenium anguineum Christ | Unresolved |  | IPNI |  | 
	
		| Asplenium angustatum Kunze | Unresolved |  | TRO |  | 
	
		| Asplenium angustatum x mucronatum Rosenst. | Unresolved |  | IPNI |  | 
	
		| Asplenium angustifolium Michx. | Synonym |  | TRO |  | 
	
		| Asplenium angustifrons Mett.; Salom. | Unresolved |  | IPNI |  | 
	
		| Asplenium angustum Sw. | Accepted |  | TRO |  | 
	
		| Asplenium anisodontum C.Presl | Unresolved |  | IPNI |  | 
	
		| Asplenium anisophylloides Bonap. ex De Wild. | Unresolved |  | TRO |  | 
	
		| Asplenium anisophyllum Kunze | Accepted |  | TRO |  | 
	
		| Asplenium annamense Christ | Synonym |  | TRO |  | 
	
		| Asplenium annetii Alston | Accepted |  | TRO |  | 
	
		| Asplenium annobonense Hieron. ex Mildbr. | Unresolved |  | TRO |  | 
	
		| Asplenium anogrammoides Christ | Synonym |  | TRO |  | 
	
		| Asplenium anomalum Desv. | Unresolved |  | TRO |  | 
	
		| Asplenium anomodum Col. | Unresolved |  | IPNI |  | 
	
		| Asplenium anthraxacolepis Mett.; Salom. | Unresolved |  | IPNI |  | 
	
		| Asplenium anthriscifolium Jacq. | Synonym |  | TRO |  | 
	
		| Asplenium antiquum Makino | Accepted |  | TRO |  | 
	
		| Asplenium antrophyoides Christ | Accepted |  | TRO |  | 
	
		| Asplenium apertum C. Chr. | Accepted |  | TRO |  | 
	
		| Asplenium apicidens T.Moore | Unresolved |  | IPNI |  | 
	
		| Asplenium apicidentatum Moritz; Hombr. & Jacq. | Unresolved |  | IPNI |  | 
	
		| Asplenium apoense Copel. in Perkins | Unresolved |  | IPNI |  | 
	
		| Asplenium apogamum N. Murak. & Hatan. | Accepted |  | TRO |  | 
	
		| Asplenium appendiculatum C.Presl | Unresolved |  | IPNI |  | 
	
		| Asplenium approximatum Blume | Unresolved |  | IPNI |  | 
	
		| Asplenium × aprutianum Lovis | Unresolved |  | IPNI |  | 
	
		| Asplenium aquaticum Klotzsch & H. Karst. | Synonym |  | TRO |  | 
	
		| Asplenium aquilinum Bernh. | Unresolved |  | TRO |  | 
	
		| Asplenium × aran-tohanum Alejandre & M.J.Escal. | Unresolved |  | IPNI |  | 
	
		| Asplenium araucarieti Sehnem | Unresolved |  | IPNI |  | 
	
		| Asplenium arborescens Mett. | Synonym |  | TRO |  | 
	
		| Asplenium arboreum Hillebr. | Unresolved |  | TRO |  | 
	
		| Asplenium arboreum Willd. | Synonym |  | TRO |  | 
	
		| Asplenium arcanum A.R. Sm. | Accepted |  | TRO |  | 
	
		| Asplenium arcuatum Liebm. | Synonym |  | TRO |  | 
	
		| Asplenium argentinum Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium argutans F | Unresolved |  | IPNI |  | 
	
		| Asplenium argutum Ching | Accepted |  | TRO |  | 
	
		| Asplenium arifolium Burm. f. | Synonym |  | TRO |  | 
	
		| Asplenium arisanense Tagawa | Synonym |  | TRO |  | 
	
		| Asplenium arnottii Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium × artanense Rossell | Unresolved |  | IPNI |  | 
	
		| Asplenium artanense Rosselló, Cubas, Gradaille & B. Sastre | Unresolved |  | TRO |  | 
	
		| Asplenium ascensionis Watson | Unresolved |  | IPNI |  | 
	
		| Asplenium asperum Mett. | Synonym |  | TRO |  | 
	
		| Asplenium aspidiiforme Fée | Synonym |  | TRO |  | 
	
		| Asplenium aspidioides Schltdl. | Synonym |  | TRO |  | 
	
		| Asplenium asplenioides (A.C. Sm.) Pittier | Synonym |  | TRO |  | 
	
		| Asplenium asplenoides D.C. Eaton | Unresolved |  | TRO |  | 
	
		| Asplenium assimile Endl. | Unresolved |  | IPNI |  | 
	
		| Asplenium asterolepis Ching | Accepted |  | TRO |  | 
	
		| Asplenium athertonense S.B.Andrews | Unresolved |  | IPNI |  | 
	
		| Asplenium athyrioides Fée | Unresolved |  | TRO |  | 
	
		| Asplenium athyrium Spreng. | Unresolved |  | TRO |  | 
	
		| Asplenium atkinsonii (Bedd.) C.B. Clarke | Synonym |  | TRO |  | 
	
		| Asplenium atropurpureum Bernh. | Unresolved |  | TRO |  | 
	
		| Asplenium atrovirens Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium atroviride Schelpe | Unresolved |  | TRO |  | 
	
		| Asplenium attenuatum C. Presl | Synonym |  | TRO |  | 
	
		| Asplenium atuntzeense Viane & Reichst. | Unresolved |  | IPNI |  | 
	
		| Asplenium aureum Cav. | Synonym |  | TRO |  | 
	
		| Asplenium auricularium Desv. | Synonym |  | TRO |  | 
	
		| Asplenium auricularium var. acutidens Rosenst. | Synonym |  | TRO |  | 
	
		| Asplenium auricularium var. subintegerrimum Rosenst. | Synonym |  | TRO |  | 
	
		| Asplenium auriculatum Sw. | Accepted |  | TRO |  | 
	
		| Asplenium auriculatum var. aequilaterale Christ | Synonym |  | TRO |  | 
	
		| Asplenium auritum Sw. | Synonym |  | TRO |  | 
	
		| Asplenium auritum var. auriculatum (Hook. f.) C.V. Morton & Lellinger | Unresolved |  | TRO |  | 
	
		| Asplenium auritum var. auritum | Unresolved |  | TRO |  | 
	
		| Asplenium auritum var. bipinnatifidum Kunze | Synonym |  | TRO |  | 
	
		| Asplenium auritum var. bipinnatisectum Mett. | Synonym |  | TRO |  | 
	
		| Asplenium auritum var. davallioides Rosenst. | Synonym |  | TRO |  | 
	
		| Asplenium auritum var. dispersum (Kunze) Hieron. | Unresolved |  | TRO |  | 
	
		| Asplenium auritum f. diversifolium Rosenst. | Synonym |  | TRO |  | 
	
		| Asplenium auritum var. foeniculaceum (Kunth) E. Fourn. | Synonym |  | TRO |  | 
	
		| Asplenium auritum var. mexicanum (M. Martens & Galeotti) Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium auritum var. monodon (Liebm.) E. Fourn. | Synonym |  | TRO |  | 
	
		| Asplenium auritum var. moritzianum Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium auritum f. nana Tardieu | Synonym |  | TRO |  | 
	
		| Asplenium auritum var. obscurum (Blume) E. Fourn. | Synonym |  | TRO |  | 
	
		| Asplenium auritum var. obtusum Kunze ex Mett. | Synonym |  | TRO |  | 
	
		| Asplenium auritum var. recognitum (Kunze) Griseb. | Unresolved |  | TRO |  | 
	
		| Asplenium auritum var. rigidum (Sw.) Hook. | Synonym |  | TRO |  | 
	
		| Asplenium auritum var. subsimplex Kunze | Synonym |  | TRO |  | 
	
		| Asplenium auritum var. tripinnatum E. Fourn. | Synonym |  | TRO |  | 
	
		| Asplenium australasicum (J. Sm.) Hook. | Synonym |  | TRO |  | 
	
		| Asplenium australe T. Moore | Unresolved |  | TRO |  | 
	
		| Asplenium austrobrasiliense Maxon | Unresolved |  | IPNI |  | 
	
		| Asplenium austrochinense Ching | Accepted |  | TRO |  | 
	
		| Asplenium avicula Cordem. | Synonym |  | TRO |  | 
	
		| Asplenium axillare J.Sm. | Unresolved |  | IPNI |  | 
	
		| Asplenium ayopayense M. Kessler & A.R. Sm. | Accepted |  | TRO |  | 
	
		| Asplenium azomanes Rossello, Cubas & Rebassa | Unresolved |  | TRO |  | 
	
		| Asplenium azoricum Lovis, Rasbach & Reichst. | Unresolved |  | TRO |  | 
	
		| Asplenium × badense Jermy | Unresolved |  | IPNI |  | 
	
		| Asplenium badinii Sylvestre & P.G. Windisch | Accepted |  | TRO |  | 
	
		| Asplenium baibarense Tatew. & Tagawa | Synonym |  | TRO |  | 
	
		| Asplenium baileyanum Watts | Unresolved |  | IPNI |  | 
	
		| Asplenium bakeri C. Chr. | Synonym |  | TRO |  | 
	
		| Asplenium balansae Sylvestre | Unresolved |  | IPNI |  | 
	
		| Asplenium × baldense Sleep, Vida & Reichst. | Unresolved |  | IPNI |  | 
	
		| Asplenium baldwinii Hillebr. | Unresolved |  | IPNI |  | 
	
		| Asplenium balearicum Shivas | Unresolved |  | TRO |  | 
	
		| Asplenium balense Chaerle & Viane | Unresolved |  | TRO |  | 
	
		| Asplenium balfourii Baker | Synonym |  | TRO |  | 
	
		| Asplenium ballivianii Rosenst. | Synonym |  | TRO |  | 
	
		| Asplenium bangii Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium bangii var. subintegerrimum (Rosenst.) Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium bantamense (Blume) Baker | Accepted |  | TRO |  | 
	
		| Asplenium baptistii T.Moore | Unresolved |  | IPNI |  | 
	
		| Asplenium barbadense Jenman | Unresolved |  | IPNI |  | 
	
		| Asplenium barbaense Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium barclayanum C.D. Adams | Accepted |  | TRO |  | 
	
		| Asplenium barisanicum Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium barkamense Ching | Accepted |  | TRO |  | 
	
		| Asplenium × barrancense Peric | Unresolved |  | IPNI |  | 
	
		| Asplenium barteri Hook. | Accepted |  | TRO |  | 
	
		| Asplenium barteri var. acuta Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium basilare (Fée) T. Moore | Accepted |  | TRO |  | 
	
		| Asplenium basiscopicum R.C. Moran & Sundue | Accepted |  | TRO |  | 
	
		| Asplenium batuense Alderw. | Unresolved |  | IPNI |  | 
	
		| Asplenium baumgartneri D | Unresolved |  | IPNI |  | 
	
		| Asplenium × bavaricum D.E.Mey. | Unresolved |  | IPNI |  | 
	
		| Asplenium beccarianum Ces. | Unresolved |  | IPNI |  | 
	
		| Asplenium × bechereri D.Meyer | Unresolved |  | IPNI |  | 
	
		| Asplenium bechereri D.E. Mey. | Unresolved |  | TRO |  | 
	
		| Asplenium beckeri Brade | Unresolved |  | IPNI |  | 
	
		| Asplenium beddomei Mett.; Kuhn | Unresolved |  | IPNI |  | 
	
		| Asplenium belangeri Bory | Unresolved |  | TRO |  | 
	
		| Asplenium belloides Alderw. | Unresolved |  | IPNI |  | 
	
		| Asplenium bellum C.B. Clarke | Synonym |  | TRO |  | 
	
		| Asplenium benguetense Hieron. | Unresolved |  | TRO |  | 
	
		| Asplenium bernieri Cordem. | Synonym |  | TRO |  | 
	
		| Asplenium bertolonii Donn.Sm. | Unresolved |  | IPNI |  | 
	
		| Asplenium biafranum Alston & Ballard | Unresolved |  | TRO |  | 
	
		| Asplenium bianthemum Gilbert | Unresolved |  | IPNI |  | 
	
		| Asplenium bicarinatum Alderw. | Unresolved |  | IPNI |  | 
	
		| Asplenium bicentenniale D.L.Jones | Unresolved |  | IPNI |  | 
	
		| Asplenium bicrenatum Liebm. | Synonym |  | TRO |  | 
	
		| Asplenium bicuspe Hayata | Unresolved |  | IPNI |  | 
	
		| Asplenium bidentatum Willd. | Unresolved |  | TRO |  | 
	
		| Asplenium bifidum C.Presl | Unresolved |  | IPNI |  | 
	
		| Asplenium bifissum F | Unresolved |  | IPNI |  | 
	
		| Asplenium bifolium L. | Unresolved |  | IPNI |  | 
	
		| Asplenium bifrons Sodiro | Accepted |  | TRO |  | 
	
		| Asplenium bifurcatum Opiz | Unresolved |  | IPNI |  | 
	
		| Asplenium bifurctum Opiz | Synonym |  | TRO |  | 
	
		| Asplenium bifurcum Opiz | Unresolved |  | IPNI |  | 
	
		| Asplenium billetii Christ | Unresolved |  | TRO |  | 
	
		| Asplenium billotii F.W. Schultz | Unresolved |  | TRO |  | 
	
		| Asplenium bilobulatum Gand. | Unresolved |  | IPNI |  | 
	
		| Asplenium bipartitum Bory | Accepted |  | TRO |  | 
	
		| Asplenium bipinnatifidum Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium bipinnatum C. Chr. | Synonym |  | TRO |  | 
	
		| Asplenium bireme C.H. Wright | Accepted |  | TRO |  | 
	
		| Asplenium birii Bir, Fraser-Jenk. & Lovis | Unresolved |  | IPNI |  | 
	
		| Asplenium × biscayneanum (D.C. Eaton) D.C. Eaton (pro. sp.) | Unresolved |  | TRO |  | 
	
		| Asplenium biscayneanum A.A. Eaton | Accepted |  | TRO |  | 
	
		| Asplenium biseriale Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium biserratum C.Presl | Unresolved |  | IPNI |  | 
	
		| Asplenium bissectum Sw. | Unresolved |  | IPNI |  | 
	
		| Asplenium blakistonii Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium blanchetii Mett.; Kuhn | Unresolved |  | IPNI |  | 
	
		| Asplenium blandulum F | Unresolved |  | IPNI |  | 
	
		| Asplenium blastophorum Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium blechnoides Lag. ex Sw. | Synonym |  | TRO |  | 
	
		| Asplenium blepharodes D.C. Eaton | Accepted |  | TRO |  | 
	
		| Asplenium blepharophorum Bertol. | Accepted |  | TRO |  | 
	
		| Asplenium blumeanum T.Moore | Unresolved |  | IPNI |  | 
	
		| Asplenium blumei Bergsm. | Unresolved |  | IPNI |  | 
	
		| Asplenium bodinieri Christ | Accepted |  | TRO |  | 
	
		| Asplenium bogotense H.Karst. | Unresolved |  | IPNI |  | 
	
		| Asplenium boiteaui Tardieu | Unresolved |  | TRO |  | 
	
		| Asplenium boivinii Mett. ex Kuhn | Unresolved |  | IPNI |  | 
	
		| Asplenium bolivianum M. Kessler & A.R. Sm. | Accepted |  | TRO |  | 
	
		| Asplenium boltonii Hook. ex Schelpe | Accepted |  | TRO |  | 
	
		| Asplenium borbonicum Hook. | Synonym |  | TRO |  | 
	
		| Asplenium boreale Nakaike | Unresolved |  | IPNI |  | 
	
		| Asplenium borealichinense Ching & S.H. Wu | Accepted |  | TRO |  | 
	
		| Asplenium borneense Hook. | Unresolved |  | IPNI |  | 
	
		| Asplenium bornmulleri K | Unresolved |  | IPNI |  | 
	
		| Asplenium boryanum T.Moore | Unresolved |  | IPNI |  | 
	
		| Asplenium × bouharmontii Badr | Unresolved |  | IPNI |  | 
	
		| Asplenium bourgaei Boiss.; Milde | Unresolved |  | IPNI |  | 
	
		| Asplenium × boydstoniae J.W. Short | Unresolved |  | TRO |  | 
	
		| Asplenium brachycarpum Kuhn | Unresolved |  | IPNI |  | 
	
		| Asplenium brachyopterum T.Moore & Houlston | Unresolved |  | IPNI |  | 
	
		| Asplenium brachyotus Kunze | Synonym |  | TRO |  | 
	
		| Asplenium brachyphyllum Gasp. | Unresolved |  | IPNI |  | 
	
		| Asplenium brachypodum Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium brachypteron Kunze | Synonym |  | TRO |  | 
	
		| Asplenium brachysorum R.Br.; Moore | Unresolved |  | IPNI |  | 
	
		| Asplenium brackenridgei Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium bradeanum Handro | Unresolved |  | IPNI |  | 
	
		| Asplenium bradei Rosenst. | Accepted |  | TRO |  | 
	
		| Asplenium bradeorum Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium bradleyi D.C. Eaton | Accepted |  | TRO |  | 
	
		| Asplenium brasiliense Sw. | Accepted |  | TRO |  | 
	
		| Asplenium brassii C.Chr. | Unresolved |  | IPNI |  | 
	
		| Asplenium brausei Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium breedlovei A.R. Sm. | Accepted |  | TRO |  | 
	
		| Asplenium brevipes Baker | Synonym |  | TRO |  | 
	
		| Asplenium brevisorum (Wall. ex Hook.) T. Moore | Accepted |  | TRO |  | 
	
		| Asplenium brevisorum Wall. ex Hook. | Synonym |  | TRO |  | 
	
		| Asplenium breynii Retz. | Unresolved |  | IPNI |  | 
	
		| Asplenium brisbaneense Hieron. | Unresolved |  | TRO |  | 
	
		| Asplenium × brissaginense D.E.Mey. | Unresolved |  | IPNI |  | 
	
		| Asplenium brooksii Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium brownii J.Sm. | Unresolved |  | IPNI |  | 
	
		| Asplenium brunneo-viride Jenman | Unresolved |  | IPNI |  | 
	
		| Asplenium brunneoviride Jenman | Synonym |  | TRO |  | 
	
		| Asplenium brunnonianum (Wall.) Mett. | Synonym |  | TRO |  | 
	
		| Asplenium brunonianum Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium buettneri Hieron. ex Brause | Accepted |  | TRO |  | 
	
		| Asplenium buettneri var. hildebrandtii Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium bugoiense Hieron. | Unresolved |  | IPNI |  | 
	
		| Asplenium bulbiferum G. Forst. | Accepted |  | TRO |  | 
	
		| Asplenium bulbiferum var. solmsii (Baker) Christ | Synonym |  | TRO |  | 
	
		| Asplenium bulbosum Lour. | Unresolved |  | IPNI |  | 
	
		| Asplenium bullatum Wall. ex Mett. | Synonym |  | TRO |  | 
	
		| Asplenium burundense Pic.Serm. | Unresolved |  | IPNI |  | 
	
		| Asplenium caespitosum Blume | Unresolved |  | IPNI |  | 
	
		| Asplenium caespitosum Wall. | Unresolved |  | IPNI |  | 
	
		| Asplenium calcicola Tagawa | Synonym |  | TRO |  | 
	
		| Asplenium callipteris (Fée) Baker | Synonym |  | TRO |  | 
	
		| Asplenium calophyllum J.Sm. | Unresolved |  | IPNI |  | 
	
		| Asplenium camarinum Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium campbellii Jenman | Unresolved |  | IPNI |  | 
	
		| Asplenium campos-portoi Brade | Unresolved |  | IPNI |  | 
	
		| Asplenium camptocarpon F | Unresolved |  | IPNI |  | 
	
		| Asplenium camptocarpon Fourn. | Unresolved |  | IPNI |  | 
	
		| Asplenium camptorachis Kunze | Unresolved |  | IPNI |  | 
	
		| Asplenium camptosorum Mett.; Kuhn | Unresolved |  | IPNI |  | 
	
		| Asplenium canaliculatum Blume | Unresolved |  | IPNI |  | 
	
		| Asplenium canaliculatum Christ in Warb. | Unresolved |  | IPNI |  | 
	
		| Asplenium canariense Willd. | Synonym |  | TRO |  | 
	
		| Asplenium cancellatum Alston | Accepted |  | TRO |  | 
	
		| Asplenium canelense Rosenst. | Unresolved |  | TRO |  | 
	
		| Asplenium canterburiense J.B.Armstr. | Unresolved |  | IPNI |  | 
	
		| Asplenium capense (Kunze) Bir, Fraser-Jenk. & Lovis | Accepted |  | TRO |  | 
	
		| Asplenium capillare Christ | Unresolved |  | IPNI |  | 
	
		| Asplenium × capillicaule Fraser-Jenk. | Unresolved |  | TRO |  | 
	
		| Asplenium capillipes Makino | Accepted |  | TRO |  | 
	
		| Asplenium × capillipoides Fraser-Jenk. | Unresolved |  | TRO |  | 
	
		| Asplenium capitisyork D.L.Jones | Unresolved |  | IPNI |  | 
	
		| Asplenium capuronii Tardieu | Synonym |  | TRO |  | 
	
		| Asplenium caput-serpentis Henriq. | Unresolved |  | IPNI |  | 
	
		| Asplenium caracasanum Willd. | Synonym |  | TRO |  | 
	
		| Asplenium cardiophyllum (Hance) Baker | Accepted |  | TRO |  | 
	
		| Asplenium carinatum Alderw. | Unresolved |  | IPNI |  | 
	
		| Asplenium cariocanum Brade | Unresolved |  | IPNI |  | 
	
		| Asplenium caripense E. Fourn. | Accepted |  | TRO |  | 
	
		| Asplenium carnarvonense Brownsey | Unresolved |  | IPNI |  | 
	
		| Asplenium carolinum Maxon | Synonym |  | TRO |  | 
	
		| Asplenium carruthersii Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium carvalhoanum Herrero, Aedo, Velayos & Viane | Unresolved |  | TRO |  | 
	
		| Asplenium caryifolium Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium caryotoides C.Presl | Unresolved |  | IPNI |  | 
	
		| Asplenium castaneifolium Hook. | Unresolved |  | IPNI |  | 
	
		| Asplenium castaneoviride Baker | Accepted |  | TRO |  | 
	
		| Asplenium castaneum Schltdl. & Cham. | Accepted |  | TRO |  | 
	
		| Asplenium cataractarum Rosenst. | Synonym |  | TRO |  | 
	
		| Asplenium caucasicum (Fraser-Jenk. & Lovis) Viane | Accepted |  | TRO |  | 
	
		| Asplenium caucense H. Karst. | Synonym |  | TRO |  | 
	
		| Asplenium caudatum G. Forst. | Accepted |  | TRO |  | 
	
		| Asplenium cavalerianum Christ | Synonym |  | TRO |  | 
	
		| Asplenium ceii Pic. Serm. | Unresolved |  | TRO |  | 
	
		| Asplenium celtibericum Rivas Mart. | Unresolved |  | IPNI |  | 
	
		| Asplenium celtidifolium (Kunze) Baker | Synonym |  | TRO |  | 
	
		| Asplenium × centovallense D.Meyer | Unresolved |  | IPNI |  | 
	
		| Asplenium centrafricanum Pic.Serm. | Unresolved |  | IPNI |  | 
	
		| Asplenium centrifugale Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium centripetale Baker | Synonym |  | TRO |  | 
	
		| Asplenium centrochinense Christ | Synonym |  | TRO |  | 
	
		| Asplenium centrovallense D.E. Mey. | Unresolved |  | TRO |  | 
	
		| Asplenium ceramicum Miq. | Unresolved |  | IPNI |  | 
	
		| Asplenium ceratolepis Christ | Synonym |  | TRO |  | 
	
		| Asplenium ceratophyllum Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium cesatianum Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium ceterach L. | Synonym |  | TRO |  | 
	
		| Asplenium ceylonense Kl.; J.Sm. | Unresolved |  | IPNI |  | 
	
		| Asplenium chaerophylloides F | Unresolved |  | IPNI |  | 
	
		| Asplenium chamissonianum C.Presl | Unresolved |  | IPNI |  | 
	
		| Asplenium championi Benth. | Synonym |  | TRO |  | 
	
		| Asplenium changputungense Ching | Accepted |  | TRO |  | 
	
		| Asplenium chaseanum Schelpe | Unresolved |  | TRO |  | 
	
		| Asplenium × chasei Viane & Reichst. | Unresolved |  | TRO |  | 
	
		| Asplenium × chasmophilum Van den heede & Viane | Unresolved |  | IPNI |  | 
	
		| Asplenium chathamense Brownsey | Unresolved |  | TRO |  | 
	
		| Asplenium cheilosorum Kunze ex Mett. | Accepted |  | TRO |  | 
	
		| Asplenium chengkouense Ching | Accepted |  | TRO |  | 
	
		| Asplenium chihuahuense Baker | Accepted |  | TRO |  | 
	
		| Asplenium chimantae A.R. Sm. | Accepted |  | TRO |  | 
	
		| Asplenium chimboanum Sodiro | Synonym |  | TRO |  | 
	
		| Asplenium chimborazense Spruce ex Baker | Synonym |  | TRO |  | 
	
		| Asplenium chinense Baker | Synonym |  | TRO |  | 
	
		| Asplenium chingianum Chang Y. Yang | Accepted |  | TRO |  | 
	
		| Asplenium × chingii Fraser-Jenk. | Unresolved |  | TRO |  | 
	
		| Asplenium chlaenopteron Fée | Synonym |  | TRO |  | 
	
		| Asplenium chlorophyllum Baker | Accepted |  | TRO |  | 
	
		| Asplenium chocoense Triana ex Mett. | Synonym |  | TRO |  | 
	
		| Asplenium chocoensis Triana ex Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium chondrophyllum Bertol. & Colla | Synonym |  | TRO |  | 
	
		| Asplenium christensenii Tardieu | Synonym |  | TRO |  | 
	
		| Asplenium christii Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium cicutarium Sw. | Synonym |  | TRO |  | 
	
		| Asplenium cicutarium var. paleaceum Davenp. | Synonym |  | TRO |  | 
	
		| Asplenium cimmeriorum Brownsey & de Lange | Unresolved |  | TRO |  | 
	
		| Asplenium cirrhatum Rich. ex Willd. | Accepted |  | TRO |  | 
	
		| Asplenium cirrhatum var. acutiserratum Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium cladolepton Fée | Accepted |  | TRO |  | 
	
		| Asplenium cladolepton var. angustifolium Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium cladolepton var. minor Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium × claphamii Viane | Unresolved |  | IPNI |  | 
	
		| Asplenium clarkei (Bedd.) Atk. ex C.B. Clarke | Synonym |  | TRO |  | 
	
		| Asplenium claussenii Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium clemensiae Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium clermontae Syme | Unresolved |  | TRO |  | 
	
		| Asplenium × clermontiae Syme | Accepted |  | TRO |  | 
	
		| Asplenium clutei Gilbert | Unresolved |  | TRO |  | 
	
		| Asplenium coarctatum Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium coenobiale Hance | Accepted |  | TRO |  | 
	
		| Asplenium coenopteroides Desv. | Unresolved |  | TRO |  | 
	
		| Asplenium colaniae Tardieu | Unresolved |  | IPNI |  | 
	
		| Asplenium colensoi Col. | Unresolved |  | IPNI |  | 
	
		| Asplenium colubrinum Christ | Unresolved |  | IPNI |  | 
	
		| Asplenium columbiense Hieron. | Unresolved |  | IPNI |  | 
	
		| Asplenium commixtum Ching | Unresolved |  | IPNI |  | 
	
		| Asplenium commutatum Mett. ex Kuhn | Synonym |  | TRO |  | 
	
		| Asplenium comorense C.Chr. | Unresolved |  | IPNI |  | 
	
		| Asplenium comosum Christ in Schum. & Laut. | Unresolved |  | IPNI |  | 
	
		| Asplenium compactum Buch | Unresolved |  | IPNI |  | 
	
		| Asplenium complanatum C.Chr. | Unresolved |  | IPNI |  | 
	
		| Asplenium compressum Sw. | Unresolved |  | IPNI |  | 
	
		| Asplenium comptum Kze.; Moore & Houlston | Unresolved |  | IPNI |  | 
	
		| Asplenium comptum Hance | Unresolved |  | IPNI |  | 
	
		| Asplenium conchatum (Fée) T. Moore | Synonym |  | TRO |  | 
	
		| Asplenium conchatum var. squamulosum (Fée) Jenman | Unresolved |  | TRO |  | 
	
		| Asplenium conchatum var. tussacii (Fée) Jenman | Unresolved |  | TRO |  | 
	
		| Asplenium concinnum Kuhn | Synonym |  | TRO |  | 
	
		| Asplenium concisum Desv. | Synonym |  | TRO |  | 
	
		| Asplenium concolor Hook. | Unresolved |  | IPNI |  | 
	
		| Asplenium confertum Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium confluens Kunze | Unresolved |  | IPNI |  | 
	
		| Asplenium × confluens Lawal. | Unresolved |  | IPNI |  | 
	
		| Asplenium confusum Tardieu & Ching | Unresolved |  | IPNI |  | 
	
		| Asplenium confusum Kunze ex Kuntze | Unresolved |  | IPNI |  | 
	
		| Asplenium congestum C. Chr. | Accepted |  | TRO |  | 
	
		| Asplenium congruum Christ | Unresolved |  | IPNI |  | 
	
		| Asplenium conilii Franch. & Sav. | Synonym |  | TRO |  | 
	
		| Asplenium conmixum Ching | Synonym |  | TRO |  | 
	
		| Asplenium conquisitum Underw. & Maxon ex Christ | Synonym |  | TRO |  | 
	
		| Asplenium consanguineum Gaudich. | Unresolved |  | IPNI |  | 
	
		| Asplenium consimile Ching | Accepted |  | TRO |  | 
	
		| Asplenium constanzae Brause | Unresolved |  | IPNI |  | 
	
		| Asplenium contaminans Wall. | Unresolved |  | IPNI |  | 
	
		| Asplenium contiguum Kaulf. | Accepted |  | TRO |  | 
	
		| Asplenium × contrei Calle, Lovis & Reichst. | Unresolved |  | IPNI |  | 
	
		| Asplenium cookii Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium corbariense Rouy | Unresolved |  | IPNI |  | 
	
		| Asplenium cordatum (Thunb.) Sw. | Accepted |  | TRO |  | 
	
		| Asplenium cordemoyi C.Chr. | Unresolved |  | IPNI |  | 
	
		| Asplenium corderoanum Proctor | Unresolved |  | IPNI |  | 
	
		| Asplenium corderoi Sodiro | Synonym |  | TRO |  | 
	
		| Asplenium cordifolium Mett. | Unresolved |  | TRO |  | 
	
		| Asplenium cordovense Baker | Synonym |  | TRO |  | 
	
		| Asplenium coriaceum Desv. | Unresolved |  | TRO |  | 
	
		| Asplenium coriandrifolium C.Presl | Unresolved |  | IPNI |  | 
	
		| Asplenium coriifolium Liebm. | Synonym |  | TRO |  | 
	
		| Asplenium cornutissimum X.C.Zhang & R.H.Jiang | Unresolved |  | IPNI |  | 
	
		| Asplenium cornutum Alston | Unresolved |  | TRO |  | 
	
		| Asplenium correardii Tardieu | Unresolved |  | TRO |  | 
	
		| Asplenium costale Sw. | Accepted |  | TRO |  | 
	
		| Asplenium costale var. robustum Sodiro | Synonym |  | TRO |  | 
	
		| Asplenium costei Litard. | Unresolved |  | IPNI |  | 
	
		| Asplenium × coto-brusense A. Rojas & J.M. Chaves | Unresolved |  | TRO |  | 
	
		| Asplenium cowanii A.R. Sm. | Accepted |  | TRO |  | 
	
		| Asplenium crassidens Fée | Synonym |  | TRO |  | 
	
		| Asplenium crassifolium Sodiro | Synonym |  | TRO |  | 
	
		| Asplenium crassum Thouars | Unresolved |  | IPNI |  | 
	
		| Asplenium crenatifolium Hook. | Unresolved |  | IPNI |  | 
	
		| Asplenium crenato-lobatum Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium crenato-serratum J. Bommer ex Christ | Synonym |  | TRO |  | 
	
		| Asplenium crenatum Desv. | Unresolved |  | TRO |  | 
	
		| Asplenium crenulatoserrulatum Makino | Unresolved |  | TRO |  | 
	
		| Asplenium crenulatum J. Presl | Synonym |  | TRO |  | 
	
		| Asplenium creticum Lovis, Reichst. & Zaffran in Reichst., Lovis, Greuter & Zaffran | Unresolved |  | IPNI |  | 
	
		| Asplenium crinicaule Hance | Accepted |  | TRO |  | 
	
		| Asplenium crinitum Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium crinulosum Desv. | Synonym |  | TRO |  | 
	
		| Asplenium cristatum Lam. | Accepted |  | TRO |  | 
	
		| Asplenium cromwellianum Rosenst. | Unresolved |  | IPNI |  | 
	
		| Asplenium cruegeri Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium cryptolepis Fernald | Synonym |  | TRO |  | 
	
		| Asplenium cryptolepis var. ohionis Fernald | Synonym |  | TRO |  | 
	
		| Asplenium csikii K | Unresolved |  | IPNI |  | 
	
		| Asplenium cubense Hook. | Unresolved |  | TRO |  | 
	
		| Asplenium cultratum Sieb. | Unresolved |  | IPNI |  | 
	
		| Asplenium cultratum Gaudich. | Unresolved |  | IPNI |  | 
	
		| Asplenium cultratum Roxb.; Wall. | Unresolved |  | IPNI |  | 
	
		| Asplenium cultratum Hook. | Unresolved |  | IPNI |  | 
	
		| Asplenium cultrifolium L. | Accepted |  | TRO |  | 
	
		| Asplenium cumingii Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium cuneatiforme Christ | Accepted |  | TRO |  | 
	
		| Asplenium cuneatum Lam. | Accepted |  | TRO |  | 
	
		| Asplenium cuneatum var. angustatum R. Sim | Synonym |  | TRO |  | 
	
		| Asplenium cuneatum var. gracile Bonap. | Synonym |  | TRO |  | 
	
		| Asplenium cuneifolium Viv. | Unresolved |  | TRO |  | 
	
		| Asplenium cuneifolium subsp. woronowii (Christ) Viane, Rasbach, Reichst. & Schneller | Unresolved |  | TRO |  | 
	
		| Asplenium currorii Hook. | Unresolved |  | IPNI |  | 
	
		| Asplenium curtidens Koidz. | Unresolved |  | IPNI |  | 
	
		| Asplenium curtisorum Christ | Unresolved |  | IPNI |  | 
	
		| Asplenium × curtissii Underw. | Accepted |  | TRO |  | 
	
		| Asplenium curvatum Liebm. | Synonym |  | TRO |  | 
	
		| Asplenium cuspidatum Lam. | Accepted |  | TRO |  | 
	
		| Asplenium cuspidatum var. cuspidatum | Synonym |  | TRO |  | 
	
		| Asplenium cuspidatum var. foeniculaceum (Kunth) C.V. Morton & Lellinger | Synonym |  | TRO |  | 
	
		| Asplenium cuspidatum var. parvulum C.V. Morton & Lellinger | Synonym |  | TRO |  | 
	
		| Asplenium cuspidatum var. tenerrimum (Mett. ex Kuhn) C.V. Morton & Lellinger | Synonym |  | TRO |  | 
	
		| Asplenium cuspidatum var. tripinnatum (E. Fourn.) C.V. Morton & Lellinger | Synonym |  | TRO |  | 
	
		| Asplenium cuspidifolium Alderw. | Unresolved |  | IPNI |  | 
	
		| Asplenium cyatheifolium Rich. | Unresolved |  | IPNI |  | 
	
		| Asplenium cyathioides Bernh. | Unresolved |  | IPNI |  | 
	
		| Asplenium cyclosorum (Rupr.) Fernald | Synonym |  | TRO |  | 
	
		| Asplenium cymbifolium Christ | Unresolved |  | IPNI |  | 
	
		| Asplenium cyprium Viane & Van Den Heede | Unresolved |  | TRO |  | 
	
		| Asplenium × cyrnosardoum Rasback, Vida & Reichst. | Unresolved |  | IPNI |  | 
	
		| Asplenium cyrtopteron Kunze | Synonym |  | TRO |  | 
	
		| Asplenium cystopteroides (D.C. Eaton) Hook. | Synonym |  | TRO |  | 
	
		| Asplenium dacicum Borb | Unresolved |  | IPNI |  | 
	
		| Asplenium daghestanicum Christ | Unresolved |  | TRO |  | 
	
		| Asplenium daghestanicum subsp. hunzanum (Reichst. & Fraser-Jenk.) Fraser-Jenk. | Unresolved |  | TRO |  | 
	
		| Asplenium daghestanicum subsp. iskardense (Viane & Reichst.) Fraser-Jenk. | Unresolved |  | TRO |  | 
	
		| Asplenium dalhousiae Hook. | Accepted |  | TRO |  | 
	
		| Asplenium dareiifolium Bory ex Willd. | Unresolved |  | TRO |  | 
	
		| Asplenium dareoides Desv. | Accepted |  | TRO |  | 
	
		| Asplenium daubenbergeri Rosenst. | Unresolved |  | IPNI |  | 
	
		| Asplenium daucifolium Lam. | Synonym |  | TRO |  | 
	
		| Asplenium davallioides Hook. | Accepted |  | TRO |  | 
	
		| Asplenium davisii Stolze | Accepted |  | TRO |  | 
	
		| Asplenium dayi Hieron. | Unresolved |  | TRO |  | 
	
		| Asplenium debile Fée | Synonym |  | TRO |  | 
	
		| Asplenium decipiens Kuhn | Synonym |  | TRO |  | 
	
		| Asplenium decompositum Peter | Unresolved |  | IPNI |  | 
	
		| Asplenium decorum Kunze | Unresolved |  | IPNI |  | 
	
		| Asplenium decorum Hort. | Unresolved |  | IPNI |  | 
	
		| Asplenium decrescens Kunze | Unresolved |  | TRO |  | 
	
		| Asplenium decurrens Willd. | Unresolved |  | IPNI |  | 
	
		| Asplenium decurrens Wall. | Unresolved |  | IPNI |  | 
	
		| Asplenium decurrens Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium decurtatum Kunze | Synonym |  | TRO |  | 
	
		| Asplenium decussatum Sw. | Synonym |  | TRO |  | 
	
		| Asplenium deflexum (Kunze) T. Moore | Synonym |  | TRO |  | 
	
		| Asplenium dejectum (Baker) Pittier | Synonym |  | TRO |  | 
	
		| Asplenium delavayi (Franch.) Copel. | Accepted |  | TRO |  | 
	
		| Asplenium delicatulum C. Presl | Accepted |  | TRO |  | 
	
		| Asplenium delislei Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium delitescens (Maxon) L.D. Gómez | Accepted |  | TRO |  | 
	
		| Asplenium delitescens x laetum (Maxon) L.D. Gómez X Sw. | Accepted |  | TRO |  | 
	
		| Asplenium deltoideum C. Presl | Unresolved |  | TRO |  | 
	
		| Asplenium demerkense Hieron. | Unresolved |  | IPNI |  | 
	
		| Asplenium densum Brack. | Accepted |  | TRO |  | 
	
		| Asplenium dentato-serratum E.Fourn. | Unresolved |  | IPNI |  | 
	
		| Asplenium dentatum L. | Accepted |  | TRO |  | 
	
		| Asplenium dentex Buch | Unresolved |  | IPNI |  | 
	
		| Asplenium dentex Kunze | Unresolved |  | IPNI |  | 
	
		| Asplenium denticulatum Blume | Unresolved |  | IPNI |  | 
	
		| Asplenium denticulatum J.Sm. | Unresolved |  | IPNI |  | 
	
		| Asplenium denticulosum Desv. | Synonym |  | TRO |  | 
	
		| Asplenium denudatum Kuhn | Unresolved |  | TRO |  | 
	
		| Asplenium deparioides Brack. | Unresolved |  | IPNI |  | 
	
		| Asplenium depauperatum Fée | Accepted |  | TRO |  | 
	
		| Asplenium depressum Loud.; Kze. | Unresolved |  | IPNI |  | 
	
		| Asplenium deqenense Ching | Accepted |  | TRO |  | 
	
		| Asplenium desvauxii Mett. | Synonym |  | TRO |  | 
	
		| Asplenium dianae A.R. Sm. | Accepted |  | TRO |  | 
	
		| Asplenium diaphanum Lojac. | Unresolved |  | IPNI |  | 
	
		| Asplenium × diasii H.Schaef., Rumsey & Rasbach | Unresolved |  | IPNI |  | 
	
		| Asplenium × diasii H. Schaef., Rumsey & Rasbach | Unresolved |  | TRO |  | 
	
		| Asplenium dichotomum Hook. | Unresolved |  | IPNI |  | 
	
		| Asplenium dichroum Kze.; Pr. | Unresolved |  | IPNI |  | 
	
		| Asplenium dicranurum C.Chr. | Unresolved |  | IPNI |  | 
	
		| Asplenium dielerectum Viane | Unresolved |  | IPNI |  | 
	
		| Asplenium dielfalcatum Viane | Unresolved |  | IPNI |  | 
	
		| Asplenium diellaciniatum Viane | Unresolved |  | IPNI |  | 
	
		| Asplenium dielmannii Viane | Unresolved |  | IPNI |  | 
	
		| Asplenium dielpallidum N.Snow | Unresolved |  | IPNI |  | 
	
		| Asplenium dietrichianum Luerss. | Unresolved |  | IPNI |  | 
	
		| Asplenium difforme R. Br. | Unresolved |  | TRO |  | 
	
		| Asplenium dilatatum (Blume) Hook. | Synonym |  | TRO |  | 
	
		| Asplenium dimidiatum Sw. | Accepted |  | TRO |  | 
	
		| Asplenium dimidiatum var. boliviense Rosenst. | Synonym |  | TRO |  | 
	
		| Asplenium dimidiatum var. longicaudatum Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium dimidiatum var. subaequilaterale Baker | Synonym |  | TRO |  | 
	
		| Asplenium dimidiatum f. subaequilaterale Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium dimidiatum var. zenkeri Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium diminutum Baker ex Jenman | Unresolved |  | TRO |  | 
	
		| Asplenium dimorphum Kunze | Unresolved |  | IPNI |  | 
	
		| Asplenium diodon F | Unresolved |  | IPNI |  | 
	
		| Asplenium diplazioides Hook. & Arn. | Unresolved |  | IPNI |  | 
	
		| Asplenium diplazioides Bory | Unresolved |  | IPNI |  | 
	
		| Asplenium diplazisorum Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium diplosceum Hieron. | Unresolved |  | TRO |  | 
	
		| Asplenium diplotion Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium × dirense Viane & Reichst. | Unresolved |  | TRO |  | 
	
		| Asplenium discolor Kunze | Unresolved |  | TRO |  | 
	
		| Asplenium discrepans Rosenst. | Accepted |  | TRO |  | 
	
		| Asplenium disjunctum Sledge | Unresolved |  | IPNI |  | 
	
		| Asplenium dispersum Kunze | Synonym |  | TRO |  | 
	
		| Asplenium dissectum Sw. | Accepted |  | TRO |  | 
	
		| Asplenium dissectum f. laxum Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium distans D. Don | Accepted |  | TRO |  | 
	
		| Asplenium distentum A.Braun | Unresolved |  | IPNI |  | 
	
		| Asplenium distichum Mett.; Salom. | Unresolved |  | IPNI |  | 
	
		| Asplenium divaricatum Kunze | Accepted |  | TRO |  | 
	
		| Asplenium divergens Mett. ex Baker | Accepted |  | TRO |  | 
	
		| Asplenium diversifolium Loudon | Unresolved |  | IPNI |  | 
	
		| Asplenium diversifolium Blume | Unresolved |  | IPNI |  | 
	
		| Asplenium diversifolium A.Cunn.; Loud. | Unresolved |  | IPNI |  | 
	
		| Asplenium diversifolium Wall. | Unresolved |  | IPNI |  | 
	
		| Asplenium divisissimum Baker | Synonym |  | TRO |  | 
	
		| Asplenium divissimum Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium doederleinii Luerss. | Synonym |  | TRO |  | 
	
		| Asplenium dognyense Rosenst. | Unresolved |  | IPNI |  | 
	
		| Asplenium dolabella F | Unresolved |  | IPNI |  | 
	
		| Asplenium dolomiticum (Lovis & amp; Reichst.) Á.Löve & D.Löve | Unresolved |  | IPNI |  | 
	
		| Asplenium dolosum Milde | Unresolved |  | TRO |  | 
	
		| Asplenium dombeyi (Desv.) Mett. | Synonym |  | TRO |  | 
	
		| Asplenium domingense Brause | Unresolved |  | IPNI |  | 
	
		| Asplenium donianum Mett. | Synonym |  | TRO |  | 
	
		| Asplenium donnell-smithii Christ | Synonym |  | TRO |  | 
	
		| Asplenium doreyi Kunze | Unresolved |  | IPNI |  | 
	
		| Asplenium douglasii Hook. & Grev. | Unresolved |  | IPNI |  | 
	
		| Asplenium dregeanum Kunze | Accepted |  | TRO |  | 
	
		| Asplenium drepanophyllum Kunze | Accepted |  | TRO |  | 
	
		| Asplenium drepanopterum (Kunze) A. Braun | Synonym |  | TRO |  | 
	
		| Asplenium dresdense Krieger | Unresolved |  | IPNI |  | 
	
		| Asplenium drueryii ht. | Unresolved |  | IPNI |  | 
	
		| Asplenium duale Jenman | Synonym |  | TRO |  | 
	
		| Asplenium dubiosum Davenp. | Unresolved |  | IPNI |  | 
	
		| Asplenium dubium Mett. | Unresolved |  | TRO |  | 
	
		| Asplenium ducis aprutii Pirotta | Unresolved |  | IPNI |  | 
	
		| Asplenium duesenii Luerss. ex Bonap. | Unresolved |  | TRO |  | 
	
		| Asplenium dufourii Fée | Synonym |  | TRO |  | 
	
		| Asplenium dulongjiangense Y.F. Deng | Accepted |  | TRO |  | 
	
		| Asplenium duplicatoserratum Ching | Accepted |  | TRO |  | 
	
		| Asplenium durum Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium durvillei Mett.; Kuhn | Unresolved |  | IPNI |  | 
	
		| Asplenium dusenii Luerss.; | Unresolved |  | IPNI |  | 
	
		| Asplenium × dutartrei Berthet | Unresolved |  | IPNI |  | 
	
		| Asplenium duthiei Bedd. | Synonym |  | TRO |  | 
	
		| Asplenium eatonii Davenp. | Accepted |  | TRO |  | 
	
		| Asplenium ebeneum Aiton | Synonym |  | TRO |  | 
	
		| Asplenium ebeneum var. bacculum-rubrum Featherm. | Synonym |  | TRO |  | 
	
		| Asplenium ebeneum var. hortoniae Davenp. | Synonym |  | TRO |  | 
	
		| Asplenium ebeneum var. incisum Howe ex Peck | Synonym |  | TRO |  | 
	
		| Asplenium ebeneum var. proliferum D.C. Eaton | Synonym |  | TRO |  | 
	
		| Asplenium ebenoides R.R. Scott | Accepted |  | TRO |  | 
	
		| Asplenium ebenum Kuhn | Unresolved |  | IPNI |  | 
	
		| Asplenium eberhardtii Tardieu | Unresolved |  | TRO |  | 
	
		| Asplenium × eberlei D.Meyer | Unresolved |  | IPNI |  | 
	
		| Asplenium eberlei D.E. Mey. | Synonym |  | TRO |  | 
	
		| Asplenium eburneum J. Sm. | Synonym |  | TRO |  | 
	
		| Asplenium ecuadorense Stolze | Accepted |  | TRO |  | 
	
		| Asplenium efulense Baker | Synonym |  | TRO |  | 
	
		| Asplenium eggersii Sodiro | Synonym |  | TRO |  | 
	
		| Asplenium × eglii Lovis & Reichst. | Unresolved |  | IPNI |  | 
	
		| Asplenium ekmanii C.Chr. | Unresolved |  | IPNI |  | 
	
		| Asplenium elaphoglossoides C.Chr. | Unresolved |  | IPNI |  | 
	
		| Asplenium elasticum F | Unresolved |  | IPNI |  | 
	
		| Asplenium elatius Link | Unresolved |  | TRO |  | 
	
		| Asplenium elatum Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium elegans Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium elegantulum Hook. | Unresolved |  | IPNI |  | 
	
		| Asplenium elliottii C.H. Wright | Unresolved |  | TRO |  | 
	
		| Asplenium ellipticum Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium elmeri Christ | Unresolved |  | IPNI |  | 
	
		| Asplenium elongatum Salisb. | Unresolved |  | IPNI |  | 
	
		| Asplenium elongatum Sw. | Unresolved |  | IPNI |  | 
	
		| Asplenium elongatum Mett.; Salom. | Unresolved |  | IPNI |  | 
	
		| Asplenium emarginato-dentatum Zenker; Kze. | Unresolved |  | IPNI |  | 
	
		| Asplenium emarginatum P. Beauv. | Accepted |  | TRO |  | 
	
		| Asplenium enatum Brack. | Accepted |  | TRO |  | 
	
		| Asplenium ensiforme Wall. ex Hook. & Grev. | Accepted |  | TRO |  | 
	
		| Asplenium ensiforme f. bicuspe (Hayata) Ching | Accepted |  | TRO |  | 
	
		| Asplenium ensiforme f. ensiforme | Synonym |  | TRO |  | 
	
		| Asplenium ensiforme var. stenophyllum (Bedd.) Ching | Synonym |  | TRO |  | 
	
		| Asplenium ensiforme f. stenophyllum (Bedd.) Ching | Accepted |  | TRO |  | 
	
		| Asplenium epiphyticum Copel. in Perkins | Unresolved |  | IPNI |  | 
	
		| Asplenium erectum Bory ex Willd. | Accepted |  | TRO |  | 
	
		| Asplenium erectum var. erectum | Synonym |  | TRO |  | 
	
		| Asplenium erectum var. gracile Tardieu | Synonym |  | TRO |  | 
	
		| Asplenium erectum var. harpeodes (Kunze) Mett. | Synonym |  | TRO |  | 
	
		| Asplenium erectum var. incisum Rosenst. | Synonym |  | TRO |  | 
	
		| Asplenium erectum var. pteropus (Kaulf.) Sodiro | Synonym |  | TRO |  | 
	
		| Asplenium erectum var. subbipinnatum Hook. | Synonym |  | TRO |  | 
	
		| Asplenium erectum var. usambarense Schelpe | Synonym |  | TRO |  | 
	
		| Asplenium erectum var. zeyheri (Pappe & Rawson) Alston & Schelpe | Synonym |  | TRO |  | 
	
		| Asplenium eroso-dentatum Blume | Unresolved |  | IPNI |  | 
	
		| Asplenium erosum L. | Accepted |  | TRO |  | 
	
		| Asplenium erosum var. duale (Jenman) Proctor | Accepted |  | TRO |  | 
	
		| Asplenium erythraeum Pic.Serm. | Unresolved |  | IPNI |  | 
	
		| Asplenium erythrocaulon Blume | Unresolved |  | IPNI |  | 
	
		| Asplenium escaleroense Christ | Accepted |  | TRO |  | 
	
		| Asplenium escragnollei F | Unresolved |  | IPNI |  | 
	
		| Asplenium esculentum (Retz.) C. Presl | Synonym |  | TRO |  | 
	
		| Asplenium eurysorum Hieron. | Unresolved |  | IPNI |  | 
	
		| Asplenium eutecnum A.R. Sm. | Unresolved |  | TRO |  | 
	
		| Asplenium excelsum Lellinger | Accepted |  | TRO |  | 
	
		| Asplenium excisum C. Presl | Synonym |  | TRO |  | 
	
		| Asplenium exhaustum Alston in Exell | Unresolved |  | IPNI |  | 
	
		| Asplenium exiguum Bedd. | Accepted |  | TRO |  | 
	
		| Asplenium expansum (Willd.) C. Presl | Synonym |  | TRO |  | 
	
		| Asplenium extensum Fée | Accepted |  | TRO |  | 
	
		| Asplenium eylesii R. Sim | Synonym |  | TRO |  | 
	
		| Asplenium fabianum Decne. | Unresolved |  | IPNI |  | 
	
		| Asplenium fabianum Hombr. & Jacq. | Unresolved |  | IPNI |  | 
	
		| Asplenium fadyeni Hook. | Unresolved |  | IPNI |  | 
	
		| Asplenium fadyenii Hook. | Synonym |  | TRO |  | 
	
		| Asplenium falcatum Lam. | Synonym |  | TRO |  | 
	
		| Asplenium falcatum var. bipinnatum Sledge | Synonym |  | TRO |  | 
	
		| Asplenium falcifolium T.Moore | Unresolved |  | IPNI |  | 
	
		| Asplenium falcinellum Maxon | Synonym |  | TRO |  | 
	
		| Asplenium fallax Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium fallax D | Unresolved |  | IPNI |  | 
	
		| Asplenium falsum Retz. | Synonym |  | TRO |  | 
	
		| Asplenium falx Desv. | Unresolved |  | TRO |  | 
	
		| Asplenium fangii Ching | Unresolved |  | TRO |  | 
	
		| Asplenium fastigiatum E.Fourn. | Unresolved |  | IPNI |  | 
	
		| Asplenium faurei Christ | Unresolved |  | TRO |  | 
	
		| Asplenium × fawcettii Jenman | Unresolved |  | TRO |  | 
	
		| Asplenium feei Kunze ex Fée | Accepted |  | TRO |  | 
	
		| Asplenium feejeense Brack. | Unresolved |  | IPNI |  | 
	
		| Asplenium fengyangshanense Ching & C.F. Zhang | Accepted |  | TRO |  | 
	
		| Asplenium fenzlianum Luerss. | Unresolved |  | TRO |  | 
	
		| Asplenium fenzlii Ettingsh. | Unresolved |  | IPNI |  | 
	
		| Asplenium fernandezianum Kunze | Unresolved |  | IPNI |  | 
	
		| Asplenium ferrissii Clute | Unresolved |  | IPNI |  | 
	
		| Asplenium ferulaceum T. Moore ex Hook. | Synonym |  | TRO |  | 
	
		| Asplenium fibrilliferum Alderw. | Unresolved |  | IPNI |  | 
	
		| Asplenium fibrillosum Pringle & Davenp. | Accepted |  | TRO |  | 
	
		| Asplenium ficifolium Goldm. | Synonym |  | TRO |  | 
	
		| Asplenium fieldingianum T.Moore | Unresolved |  | IPNI |  | 
	
		| Asplenium filamentosum Roxb.in Beats. | Unresolved |  | IPNI |  | 
	
		| Asplenium filare (Forssk.) Alston | Synonym |  | TRO |  | 
	
		| Asplenium filicaule Baker | Synonym |  | TRO |  | 
	
		| Asplenium filiceps Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium filidens Brownlie | Unresolved |  | IPNI |  | 
	
		| Asplenium filiforme Kaulf. | Unresolved |  | IPNI |  | 
	
		| Asplenium filipendulifolium Thouars | Synonym |  | TRO |  | 
	
		| Asplenium filipes Copel. | Unresolved |  | TRO |  | 
	
		| Asplenium filix-femina (L.) Bernh. | Synonym |  | TRO |  | 
	
		| Asplenium filix-femina var. cyclosorum Ledeb. | Synonym |  | TRO |  | 
	
		| Asplenium filix-femina var. dentigera Wall. ex C.B. Clarke | Synonym |  | TRO |  | 
	
		| Asplenium filix-femina f. dentigera (Wall. ex C.B. Clarke) Hope | Synonym |  | TRO |  | 
	
		| Asplenium filix-femina var. flabellulata C.B. Clarke | Synonym |  | TRO |  | 
	
		| Asplenium filix-femina var. pectinatum Wall. ex C.B. Clarke | Synonym |  | TRO |  | 
	
		| Asplenium filix-femina var. polyspora C.B. Clarke | Synonym |  | TRO |  | 
	
		| Asplenium filix-femina var. sitchense Ledeb. | Synonym |  | TRO |  | 
	
		| Asplenium filix-mas Schrad. | Unresolved |  | TRO |  | 
	
		| Asplenium fimbriatum Wall. ex Hook. | Synonym |  | TRO |  | 
	
		| Asplenium fimbriatum var. foliosum Wall. ex C.B. Clarke | Synonym |  | TRO |  | 
	
		| Asplenium finckii Baker | Synonym |  | TRO |  | 
	
		| Asplenium finlaysonianum Wall. ex Hook | Accepted |  | TRO |  | 
	
		| Asplenium firmum Kunze | Synonym |  | TRO |  | 
	
		| Asplenium fissidens Bory | Synonym |  | TRO |  | 
	
		| Asplenium fissum Kit. | Unresolved |  | TRO |  | 
	
		| Asplenium flabellatum Kunze | Unresolved |  | IPNI |  | 
	
		| Asplenium flabellifolium Cav. | Unresolved |  | TRO |  | 
	
		| Asplenium flabellulatum Kunze | Accepted |  | TRO |  | 
	
		| Asplenium flabellulatum var. dentatum Klotzsch | Synonym |  | TRO |  | 
	
		| Asplenium flabellulatum var. flabellulatum | Synonym |  | TRO |  | 
	
		| Asplenium flabellulatum var. partitum Klotzsch | Accepted |  | TRO |  | 
	
		| Asplenium flabellulatum var. tripinnatum Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium flaccidum Bonap. | Unresolved |  | TRO |  | 
	
		| Asplenium flaccidum G. Forst. | Unresolved |  | TRO |  | 
	
		| Asplenium flagelliferum Wall. | Unresolved |  | IPNI |  | 
	
		| Asplenium flagelliferum F | Unresolved |  | IPNI |  | 
	
		| Asplenium × flagrum W.H.Wagner & D.D.Palmer | Unresolved |  | IPNI |  | 
	
		| Asplenium flavelifolium Cav. | Unresolved |  | IPNI |  | 
	
		| Asplenium flavescens Mett. | Synonym |  | TRO |  | 
	
		| Asplenium flavidum Sodiro | Synonym |  | TRO |  | 
	
		| Asplenium flexuosum Schrad. | Synonym |  | TRO |  | 
	
		| Asplenium floccigerum Rosenst. | Unresolved |  | IPNI |  | 
	
		| Asplenium fluminense Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium foecundum Kunze | Unresolved |  | IPNI |  | 
	
		| Asplenium foeniculaceum Kunth | Synonym |  | TRO |  | 
	
		| Asplenium foersteri Rosenst. | Unresolved |  | IPNI |  | 
	
		| Asplenium foliolosum Wall. | Unresolved |  | IPNI |  | 
	
		| Asplenium foliosum (Wall. ex C.B. Clarke) C. Hope | Synonym |  | TRO |  | 
	
		| Asplenium fontanum (L.) Bernh. | Synonym |  | TRO |  | 
	
		| Asplenium fontanum x trichomanes | Unresolved |  | IPNI |  | 
	
		| Asplenium fontanum x viride Christ | Unresolved |  | IPNI |  | 
	
		| Asplenium forbesii Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium foresiacum Christ | Unresolved |  | IPNI |  | 
	
		| Asplenium foresiacum x septentrionale Litard. | Unresolved |  | IPNI |  | 
	
		| Asplenium foresiacum x trichomanes Litard. | Unresolved |  | IPNI |  | 
	
		| Asplenium foresiense Legrand | Unresolved |  | TRO |  | 
	
		| Asplenium forisiense Le Grand | Unresolved |  | IPNI |  | 
	
		| Asplenium formosae Christ | Synonym |  | TRO |  | 
	
		| Asplenium formosanum Baker | Accepted |  | TRO |  | 
	
		| Asplenium formosum Willd. | Accepted |  | TRO |  | 
	
		| Asplenium formosum var. carolinum (Maxon) C.V. Morton | Accepted |  | TRO |  | 
	
		| Asplenium formosum var. incultum Christ | Synonym |  | TRO |  | 
	
		| Asplenium forsteri Sadler | Unresolved |  | IPNI |  | 
	
		| Asplenium forsterianum Col. | Unresolved |  | IPNI |  | 
	
		| Asplenium fournieri Kuhn ex E. Fourn. | Synonym |  | TRO |  | 
	
		| Asplenium fragile C. Presl | Synonym |  | TRO |  | 
	
		| Asplenium fragrans Sw. | Synonym |  | TRO |  | 
	
		| Asplenium fragrans var. foeniculaceum (Kunth) Hook. | Synonym |  | TRO |  | 
	
		| Asplenium fragrans var. mexicanum (M. Martens & Galeotti) Christ | Synonym |  | TRO |  | 
	
		| Asplenium francii Rosenst. | Unresolved |  | IPNI |  | 
	
		| Asplenium franconis (Liebm.) Mett. | Synonym |  | TRO |  | 
	
		| Asplenium franconis var. gracile E. Fourn. | Synonym |  | TRO |  | 
	
		| Asplenium fraternum Fée | Unresolved |  | TRO |  | 
	
		| Asplenium fraxinifolium Wall. ex Hook. | Accepted |  | TRO |  | 
	
		| Asplenium friesiorum C. Chr. | Accepted |  | TRO |  | 
	
		| Asplenium friesiorum var. nesophilum Ballard | Synonym |  | TRO |  | 
	
		| Asplenium frondosum Wall. | Unresolved |  | IPNI |  | 
	
		| Asplenium frondosum Ettingsh. | Unresolved |  | IPNI |  | 
	
		| Asplenium fruticosum Vell. | Unresolved |  | IPNI |  | 
	
		| Asplenium fugax Christ | Accepted |  | TRO |  | 
	
		| Asplenium fujianense Ching | Accepted |  | TRO |  | 
	
		| Asplenium fujianensoides Viane | Unresolved |  | IPNI |  | 
	
		| Asplenium fuliginosum Hook. | Synonym |  | TRO |  | 
	
		| Asplenium funckii F | Unresolved |  | IPNI |  | 
	
		| Asplenium furcatum Thunb. | Synonym |  | TRO |  | 
	
		| Asplenium furcatum var. tripinnatum Baker | Synonym |  | TRO |  | 
	
		| Asplenium furfuraceum Ching | Accepted |  | TRO |  | 
	
		| Asplenium fuscipes Baker | Accepted |  | TRO |  | 
	
		| Asplenium fuscopubescens Hook. | Synonym |  | TRO |  | 
	
		| Asplenium fuscum Baker | Synonym |  | TRO |  | 
	
		| Asplenium galeottii Fée | Synonym |  | TRO |  | 
	
		| Asplenium galipanense Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium gardneri Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium × garhwalense Fraser-Jenk. | Unresolved |  | TRO |  | 
	
		| Asplenium × garhwalense kumaonicum Fraser-Jenk. & Khullar | Unresolved |  | TRO |  | 
	
		| Asplenium gastoni-gautieri Litard. | Unresolved |  | IPNI |  | 
	
		| Asplenium gastonis F | Unresolved |  | IPNI |  | 
	
		| Asplenium gaudichaudii Mett.; Kuhn | Unresolved |  | IPNI |  | 
	
		| Asplenium gautieri Hook. | Synonym |  | TRO |  | 
	
		| Asplenium gedeanum Racib. | Unresolved |  | IPNI |  | 
	
		| Asplenium geminaria Bory | Unresolved |  | IPNI |  | 
	
		| Asplenium gemmascens Alston | Unresolved |  | TRO |  | 
	
		| Asplenium gemmiferum Schrad. | Accepted |  | TRO |  | 
	
		| Asplenium gemmiferum var. flexuosum (Schrad.) Bonap. ex De Wild. | Accepted |  | TRO |  | 
	
		| Asplenium × genicoalitum Fraser-Jenk. | Unresolved |  | IPNI |  | 
	
		| Asplenium gentryi A.R. Sm. | Accepted |  | TRO |  | 
	
		| Asplenium geppii Carruth. | Synonym |  | TRO |  | 
	
		| Asplenium geraense Sylvestre | Unresolved |  | IPNI |  | 
	
		| Asplenium × germanicum Weis | Unresolved |  | TRO |  | 
	
		| Asplenium germanicum x ruta muraria Waisb. | Unresolved |  | IPNI |  | 
	
		| Asplenium germanicum x septentrionale Waisb. | Unresolved |  | IPNI |  | 
	
		| Asplenium germanicum x trichomanes C.Chr. | Unresolved |  | IPNI |  | 
	
		| Asplenium ghiesbreghtii E. Fourn. | Synonym |  | TRO |  | 
	
		| Asplenium gibberosum Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium gibbosum F | Unresolved |  | IPNI |  | 
	
		| Asplenium gibertianum Hook. | Synonym |  | TRO |  | 
	
		| Asplenium gilbertii Proctor | Unresolved |  | TRO |  | 
	
		| Asplenium gillesianum Hook. | Synonym |  | TRO |  | 
	
		| Asplenium gilliesii Hook. | Synonym |  | TRO |  | 
	
		| Asplenium gilpinae Baker | Synonym |  | TRO |  | 
	
		| Asplenium gilpinae var. pecten (Baker) C. Chr. | Synonym |  | TRO |  | 
	
		| Asplenium gjellerupii Alderw. | Unresolved |  | IPNI |  | 
	
		| Asplenium glaberrimum Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium glabratum W.J.Rob. | Unresolved |  | IPNI |  | 
	
		| Asplenium glanduliserratum Ching | Accepted |  | TRO |  | 
	
		| Asplenium glanduliserrulatum Ching ex S.H.Wu | Unresolved |  | IPNI |  | 
	
		| Asplenium glandulosoides Á. Löve & D. Löve | Unresolved |  | TRO |  | 
	
		| Asplenium glandulosum Loisel. | Unresolved |  | TRO |  | 
	
		| Asplenium glaucophyllum Alderw. | Unresolved |  | IPNI |  | 
	
		| Asplenium glaucostipes Alderw. | Unresolved |  | IPNI |  | 
	
		| Asplenium glaziovii Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium glenniei Baker | Synonym |  | TRO |  | 
	
		| Asplenium glochidiatum Racib. | Unresolved |  | IPNI |  | 
	
		| Asplenium goadbyi Copel. & Watts | Unresolved |  | IPNI |  | 
	
		| Asplenium godmanii Baker | Synonym |  | TRO |  | 
	
		| Asplenium goeringianum Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium goetzei Hieron. | Unresolved |  | TRO |  | 
	
		| Asplenium goldmannii Underw. | Accepted |  | TRO |  | 
	
		| Asplenium gomezianum Lellinger | Accepted |  | TRO |  | 
	
		| Asplenium gongylodes Schkuhr | Unresolved |  | TRO |  | 
	
		| Asplenium goudeyi D.L. Jones | Unresolved |  | TRO |  | 
	
		| Asplenium gourlieanum T.Moore | Unresolved |  | IPNI |  | 
	
		| Asplenium gracile D. Don | Accepted |  | TRO |  | 
	
		| Asplenium gracilescens Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium gracilifolium Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium gracilipes Ching & Y.X. Ling | Accepted |  | TRO |  | 
	
		| Asplenium gracillimum Colenso | Unresolved |  | TRO |  | 
	
		| Asplenium gradatum Vell. | Unresolved |  | IPNI |  | 
	
		| Asplenium graeffei Luerss. | Unresolved |  | IPNI |  | 
	
		| Asplenium graminoides (Sw.) Sw. | Synonym |  | TRO |  | 
	
		| Asplenium grammitis Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium grammitoides (C. Presl) Hook. | Synonym |  | TRO |  | 
	
		| Asplenium granatense F | Unresolved |  | IPNI |  | 
	
		| Asplenium grande Fée | Synonym |  | TRO |  | 
	
		| Asplenium grandifolium Sw. | Synonym |  | TRO |  | 
	
		| Asplenium grandifrons Christ | Accepted |  | TRO |  | 
	
		| Asplenium grashoffli Rosenst. | Unresolved |  | IPNI |  | 
	
		| Asplenium × gravesii Maxon | Accepted |  | TRO |  | 
	
		| Asplenium gregoriae Baker | Synonym |  | TRO |  | 
	
		| Asplenium grevillei Wall. ex Hook. & Grev. | Synonym |  | TRO |  | 
	
		| Asplenium griffithianum Hook. | Accepted |  | TRO |  | 
	
		| Asplenium griffithii (T. Moore) Baker | Synonym |  | TRO |  | 
	
		| Asplenium griseum Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium guatemalense Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium gueinzianum Mett. ex Kuhn | Unresolved |  | IPNI |  | 
	
		| Asplenium guichardii Litard. | Synonym |  | TRO |  | 
	
		| Asplenium guildingii Jenman | Unresolved |  | IPNI |  | 
	
		| Asplenium guineense K. Schum. | Synonym |  | TRO |  | 
	
		| Asplenium gulingense Ching & S.H. Wu | Accepted |  | TRO |  | 
	
		| Asplenium gymnogrammoides Klotzsch ex Mett. | Synonym |  | TRO |  | 
	
		| Asplenium haenkeanum (C. Presl) Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium haenkei Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium hagenbeckii Hieron. | Unresolved |  | TRO |  | 
	
		| Asplenium hagenii Alderw. | Unresolved |  | IPNI |  | 
	
		| Asplenium hahnii E. Fourn. | Unresolved |  | TRO |  | 
	
		| Asplenium hainanense Ching | Accepted |  | TRO |  | 
	
		| Asplenium haleakalense W.H.Wagner | Unresolved |  | IPNI |  | 
	
		| Asplenium hallbergii Mickel & Beitel | Accepted |  | TRO |  | 
	
		| Asplenium hallei Tardieu | Accepted |  | TRO |  | 
	
		| Asplenium halleri DC. | Unresolved |  | IPNI |  | 
	
		| Asplenium halleri x trichomanes Rouy | Unresolved |  | IPNI |  | 
	
		| Asplenium hallii Hook. | Accepted |  | TRO |  | 
	
		| Asplenium hancei Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium hancockii Maxim. | Synonym |  | TRO |  | 
	
		| Asplenium hangzhouense Ching & C.F. Zhang | Accepted |  | TRO |  | 
	
		| Asplenium hanningtonii Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium hansii Asch. | Unresolved |  | IPNI |  | 
	
		| Asplenium hapalophyllum Rosenst. | Unresolved |  | IPNI |  | 
	
		| Asplenium haplophyllum Domin | Synonym |  | TRO |  | 
	
		| Asplenium harleyanum G.Kunkel | Unresolved |  | IPNI |  | 
	
		| Asplenium harmanii D.L.Jones | Unresolved |  | IPNI |  | 
	
		| Asplenium harovii Godr. | Unresolved |  | IPNI |  | 
	
		| Asplenium harpeodes Kunze | Accepted |  | TRO |  | 
	
		| Asplenium harpeodes var. glaucovirens Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium harrisii Jenman | Accepted |  | TRO |  | 
	
		| Asplenium harrisonii Baker | Synonym |  | TRO |  | 
	
		| Asplenium hartianum Jenman | Unresolved |  | TRO |  | 
	
		| Asplenium hasslerianum C. Chr. | Unresolved |  | TRO |  | 
	
		| Asplenium hastatum Klotzsch ex Kunze | Accepted |  | TRO |  | 
	
		| Asplenium hastile Christ | Unresolved |  | IPNI |  | 
	
		| Asplenium haughtonii Bir, Fraser-Jenk. & Lovis | Unresolved |  | IPNI |  | 
	
		| Asplenium haurakiense Ogle | Unresolved |  | IPNI |  | 
	
		| Asplenium haussknechtii Godet & Reut. | Accepted |  | TRO |  | 
	
		| Asplenium hebeiense Ching & S.H. Wu | Accepted |  | TRO |  | 
	
		| Asplenium helii Lusina | Unresolved |  | TRO |  | 
	
		| Asplenium hemionitideum Baker | Synonym |  | TRO |  | 
	
		| Asplenium hemionitis L. | Accepted |  | TRO |  | 
	
		| Asplenium hemionitoides Roxb. | Unresolved |  | IPNI |  | 
	
		| Asplenium hemitomum Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium hendersonii Houlston | Unresolved |  | IPNI |  | 
	
		| Asplenium henryi Baker | Synonym |  | TRO |  | 
	
		| Asplenium × herb-wagneri W.C. Taylor & Mohlenbr. | Accepted |  | TRO |  | 
	
		| Asplenium herbaceum Fée | Synonym |  | TRO |  | 
	
		| Asplenium herbstii ht.May; Gard. | Unresolved |  | IPNI |  | 
	
		| Asplenium hermannii Christi Fomin | Unresolved |  | IPNI |  | 
	
		| Asplenium hermannii-christii Fomin | Unresolved |  | TRO |  | 
	
		| Asplenium herpetopteris Baker | Accepted |  | TRO |  | 
	
		| Asplenium herpetopteris var. acutipinnata (Bonap.) Tardieu | Accepted |  | TRO |  | 
	
		| Asplenium herpetopteris f. dareoidea C. Chr. | Synonym |  | TRO |  | 
	
		| Asplenium herpetopteris var. herpetopteris | Synonym |  | TRO |  | 
	
		| Asplenium herpetopteris var. masoulae (Bonap.) Tardieu | Accepted |  | TRO |  | 
	
		| Asplenium herzogii Rosenst. | Accepted |  | TRO |  | 
	
		| Asplenium hesperium Mickel & Beitel | Synonym |  | TRO |  | 
	
		| Asplenium heterocarpum Wall. ex Hook. | Synonym |  | TRO |  | 
	
		| Asplenium heterochroum Kunze | Accepted |  | TRO |  | 
	
		| Asplenium heterodon Blume | Unresolved |  | IPNI |  | 
	
		| Asplenium heterogenum Wenderoth | Unresolved |  | IPNI |  | 
	
		| Asplenium heterolobum Sodiro | Synonym |  | TRO |  | 
	
		| Asplenium heteromorphum Alderw. | Unresolved |  | IPNI |  | 
	
		| Asplenium heterophlebium Mett. ex Baker | Synonym |  | TRO |  | 
	
		| Asplenium heterophyllum C. Presl | Unresolved |  | TRO |  | 
	
		| Asplenium heteropteron Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium × heteroresiliens W.H. Wagner (pro. sp.) | Accepted |  | TRO |  | 
	
		| Asplenium heufleri Reichardt | Unresolved |  | IPNI |  | 
	
		| Asplenium × heufleri Reichardt | Unresolved |  | TRO |  | 
	
		| Asplenium × heuflerio Gu | Unresolved |  | IPNI |  | 
	
		| Asplenium hians (Kunze ex Klotzsch) Mett. | Synonym |  | TRO |  | 
	
		| Asplenium hieronymi Sodiro | Synonym |  | TRO |  | 
	
		| Asplenium hillebrandii C.Chr. | Unresolved |  | IPNI |  | 
	
		| Asplenium hilsenbergii Sieb. | Unresolved |  | IPNI |  | 
	
		| Asplenium hindusthanensis Bir | Unresolved |  | IPNI |  | 
	
		| Asplenium hirsutum Heyne; Wall. | Unresolved |  | IPNI |  | 
	
		| Asplenium hirsutum T.E.Bowdich | Unresolved |  | IPNI |  | 
	
		| Asplenium hirtum Kaulf. | Synonym |  | TRO |  | 
	
		| Asplenium hispanicum Greuter & Burdet | Unresolved |  | IPNI |  | 
	
		| Asplenium hobdyi W.H. Wagner | Unresolved |  | TRO |  | 
	
		| Asplenium hoffmannii Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium hohenackerianum Kunze | Unresolved |  | IPNI |  | 
	
		| Asplenium hollandii C.Chr. | Unresolved |  | IPNI |  | 
	
		| Asplenium holmbergii Hicken | Synonym |  | TRO |  | 
	
		| Asplenium holophlebium Baker | Accepted |  | TRO |  | 
	
		| Asplenium holophyllum Baker | Accepted |  | TRO |  | 
	
		| Asplenium holosorum Christ | Accepted |  | TRO |  | 
	
		| Asplenium holstii Hieron. | Unresolved |  | TRO |  | 
	
		| Asplenium hondoense N. Murak. & Hatan. | Accepted |  | TRO |  | 
	
		| Asplenium hookerianum Colenso | Unresolved |  | IPNI |  | 
	
		| Asplenium hookerianum Col. | Unresolved |  | IPNI |  | 
	
		| Asplenium hookerianum Wall. | Unresolved |  | IPNI |  | 
	
		| Asplenium hookerianum auctt.quoad pl.Queensland. | Unresolved |  | IPNI |  | 
	
		| Asplenium × hopei Viane & Reichst. | Unresolved |  | TRO |  | 
	
		| Asplenium horizontale Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium horridum Kaulf. | Accepted |  | TRO |  | 
	
		| Asplenium hostmannii Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium howeanum W.R.B.Oliv. | Unresolved |  | IPNI |  | 
	
		| Asplenium × huawuense Z.R.Wang | Unresolved |  | IPNI |  | 
	
		| Asplenium huawuense Z. R. Wang | Unresolved |  | TRO |  | 
	
		| Asplenium humbertii Tardieu | Synonym |  | TRO |  | 
	
		| Asplenium humblotii Hieron. | Unresolved |  | TRO |  | 
	
		| Asplenium humile Spreng. | Synonym |  | TRO |  | 
	
		| Asplenium humistratum Ching | Accepted |  | TRO |  | 
	
		| Asplenium × hungaricum Fraser-Jenk. & G.Vida | Unresolved |  | IPNI |  | 
	
		| Asplenium hunzanum Reichst. & Fraser-Jenk. | Synonym |  | TRO |  | 
	
		| Asplenium huttonii Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium hybridum (Milde) Bange | Synonym |  | TRO |  | 
	
		| Asplenium hylophilum Hier.in Engl. | Unresolved |  | IPNI |  | 
	
		| Asplenium hymenodes Mett. | Synonym |  | TRO |  | 
	
		| Asplenium hymenophylloides F | Unresolved |  | IPNI |  | 
	
		| Asplenium hypomelas Kuhn | Accepted |  | TRO |  | 
	
		| Asplenium iezimaense Tagawa | Unresolved |  | TRO |  | 
	
		| Asplenium × iidanum Y.Shimura & K.Takiguchi | Unresolved |  | IPNI |  | 
	
		| Asplenium ikenoi H.Ohba | Unresolved |  | IPNI |  | 
	
		| Asplenium imbricatum Hook. & Grev. | Synonym |  | TRO |  | 
	
		| Asplenium impressivenium Alderw. | Unresolved |  | IPNI |  | 
	
		| Asplenium impressum Christ in C.Chr. | Unresolved |  | IPNI |  | 
	
		| Asplenium imrayanum Domin | Unresolved |  | IPNI |  | 
	
		| Asplenium inaequale Kunze | Unresolved |  | IPNI |  | 
	
		| Asplenium inaequale Cord. | Unresolved |  | IPNI |  | 
	
		| Asplenium inaequale Cordem. | Unresolved |  | IPNI |  | 
	
		| Asplenium inaequalidens F | Unresolved |  | IPNI |  | 
	
		| Asplenium inaequilaterale Willd. | Accepted |  | TRO |  | 
	
		| Asplenium inaequilaterum Mett. | Synonym |  | TRO |  | 
	
		| Asplenium inciso-alatum Moore | Synonym |  | TRO |  | 
	
		| Asplenium inciso-dentatum Rosenst. | Unresolved |  | IPNI |  | 
	
		| Asplenium × incisoserratum (Rosenst.) N. Murak. & R.C. Moran | Accepted |  | TRO |  | 
	
		| Asplenium incisum Thunb. | Accepted |  | TRO |  | 
	
		| Asplenium incisuratum F | Unresolved |  | IPNI |  | 
	
		| Asplenium incurvatum Fée | Accepted |  | TRO |  | 
	
		| Asplenium indicum Sledge | Synonym |  | TRO |  | 
	
		| Asplenium indopakistanicum Reichst. & Viane | Unresolved |  | TRO |  | 
	
		| Asplenium induratum Hook. | Synonym |  | TRO |  | 
	
		| Asplenium indusiatum Copel. | Unresolved |  | TRO |  | 
	
		| Asplenium inexpectans Landolt | Unresolved |  | IPNI |  | 
	
		| Asplenium × inexpectatum E.L.Braun ex Morton | Unresolved |  | IPNI |  | 
	
		| Asplenium inexpectatum E.L. Braun ex C.V. Morton | Accepted |  | TRO |  | 
	
		| Asplenium insigne Liebm. | Synonym |  | TRO |  | 
	
		| Asplenium insiticium Brack. | Accepted |  | TRO |  | 
	
		| Asplenium insolitum A.R. Sm. | Accepted |  | TRO |  | 
	
		| Asplenium insulare Carmich. | Unresolved |  | IPNI |  | 
	
		| Asplenium integerrimum Spreng. | Synonym |  | TRO |  | 
	
		| Asplenium integrifolium Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium integrum Fée | Synonym |  | TRO |  | 
	
		| Asplenium intercedens Waisb. | Unresolved |  | IPNI |  | 
	
		| Asplenium interjectum Christ | Accepted |  | TRO |  | 
	
		| Asplenium intermedium Kaulf. | Synonym |  | TRO |  | 
	
		| Asplenium iridiphyllum Hayata | Synonym |  | TRO |  | 
	
		| Asplenium irregulare Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium isabelense Brause | Unresolved |  | IPNI |  | 
	
		| Asplenium iskardense Viane & Reichst. | Synonym |  | TRO |  | 
	
		| Asplenium × jacksonii Lawal. | Unresolved |  | IPNI |  | 
	
		| Asplenium jahandiezii Rouy | Unresolved |  | TRO |  | 
	
		| Asplenium jamaicense Jenman | Unresolved |  | TRO |  | 
	
		| Asplenium jamesonii Hook. | Synonym |  | TRO |  | 
	
		| Asplenium japonicum Thunb. | Synonym |  | TRO |  | 
	
		| Asplenium japonicum var. oldhamii Baker | Synonym |  | TRO |  | 
	
		| Asplenium jaundeense Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium javanicum Blume | Synonym |  | TRO |  | 
	
		| Asplenium javorkae K | Unresolved |  | IPNI |  | 
	
		| Asplenium × javorkae gibbonsiorum Fraser-Jenk. | Unresolved |  | TRO |  | 
	
		| Asplenium javorkeanum Vida | Unresolved |  | IPNI |  | 
	
		| Asplenium jenmanii Proctor | Unresolved |  | TRO |  | 
	
		| Asplenium jensenii C.Chr. | Unresolved |  | IPNI |  | 
	
		| Asplenium × jingyunense Z.R.Wang & K.Q.Wang | Unresolved |  | IPNI |  | 
	
		| Asplenium jiulungense Ching | Synonym |  | TRO |  | 
	
		| Asplenium × joellaui N.Snow | Unresolved |  | IPNI |  | 
	
		| Asplenium × joncheerei D.E.Mey. | Unresolved |  | IPNI |  | 
	
		| Asplenium jucundum Fée | Synonym |  | TRO |  | 
	
		| Asplenium juglandifolium Lam. | Accepted |  | TRO |  | 
	
		| Asplenium juglandifolium var. integerrimum (Spreng.) Domin | Synonym |  | TRO |  | 
	
		| Asplenium kamchatkanum Gilbert | Unresolved |  | IPNI |  | 
	
		| Asplenium kamtschatkanum Gilbert | Unresolved |  | TRO |  | 
	
		| Asplenium kangdingense Ching & H.S. Kung | Accepted |  | TRO |  | 
	
		| Asplenium kansuense Ching | Accepted |  | TRO |  | 
	
		| Asplenium kapplerianum Kunze | Synonym |  | TRO |  | 
	
		| Asplenium karasekii Christ; Bonap. | Unresolved |  | IPNI |  | 
	
		| Asplenium karstenianum Klotzsch | Synonym |  | TRO |  | 
	
		| Asplenium kassneri Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium katzeri A.Braun | Unresolved |  | IPNI |  | 
	
		| Asplenium kauaiense W.J.Rob. | Unresolved |  | IPNI |  | 
	
		| Asplenium kaulfussii Schltdl. | Accepted |  | TRO |  | 
	
		| Asplenium kelelense Brause | Unresolved |  | IPNI |  | 
	
		| Asplenium kellermanii Maxon | Synonym |  | TRO |  | 
	
		| Asplenium kentuckiense T.N. McCoy | Unresolved |  | TRO |  | 
	
		| Asplenium × kenzoi Sa. Kurata | Unresolved |  | TRO |  | 
	
		| Asplenium keysserianum Rosenst. | Unresolved |  | IPNI |  | 
	
		| Asplenium × khaniense Brownsey & Jermy | Unresolved |  | IPNI |  | 
	
		| Asplenium khasianum Sledge | Unresolved |  | IPNI |  | 
	
		| Asplenium khullarii T. Reichst. & Rasbach ex Fraser-Jenk. | Unresolved |  | TRO |  | 
	
		| Asplenium kiangsuense Ching & Y.X. Jin | Accepted |  | TRO |  | 
	
		| Asplenium kinabaluense Holttum | Unresolved |  | IPNI |  | 
	
		| Asplenium kingii Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium × kitazawae Kurata & Hutoh in Kurata | Unresolved |  | IPNI |  | 
	
		| Asplenium kjellbergii C.Chr. | Unresolved |  | IPNI |  | 
	
		| Asplenium klossii C.Chr. | Unresolved |  | IPNI |  | 
	
		| Asplenium klotzschii Mett. | Synonym |  | TRO |  | 
	
		| Asplenium knudsenii Hillebr. | Unresolved |  | IPNI |  | 
	
		| Asplenium kobayashii Tagawa | Synonym |  | TRO |  | 
	
		| Asplenium kohautianum C.Presl | Unresolved |  | IPNI |  | 
	
		| Asplenium × kokeense W.H.Wagner | Unresolved |  | IPNI |  | 
	
		| Asplenium × krameri Rivas Mart. | Unresolved |  | IPNI |  | 
	
		| Asplenium kraussii T. Moore | Synonym |  | TRO |  | 
	
		| Asplenium kuehnianum C. Chr. | Unresolved |  | TRO |  | 
	
		| Asplenium kukkonenii Viane & Reichst. | Synonym |  | TRO |  | 
	
		| Asplenium × kummerlei So | Unresolved |  | IPNI |  | 
	
		| Asplenium kunzeanum Klotzsch ex Rosenst. | Accepted |  | TRO |  | 
	
		| Asplenium kunzeanum var. crenulatum Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium kunzei Mett. | Synonym |  | TRO |  | 
	
		| Asplenium labillardierei Kze.; Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium × lacei Viane & Reichst. | Unresolved |  | TRO |  | 
	
		| Asplenium laceratum Desv. | Unresolved |  | TRO |  | 
	
		| Asplenium lacerum Schltdl. & Cham. | Synonym |  | TRO |  | 
	
		| Asplenium laciniatum D. Don | Accepted |  | TRO |  | 
	
		| Asplenium laciniatum subsp. kukkonenii (Viane & Reichst.) Fraser-Jenk. | Accepted |  | TRO |  | 
	
		| Asplenium laciniatum var. laciniatum | Synonym |  | TRO |  | 
	
		| Asplenium lacinioides Fraser-Jenk., Pangtey & Khullar | Unresolved |  | TRO |  | 
	
		| Asplenium lacinulatum Schrad. | Unresolved |  | IPNI |  | 
	
		| Asplenium lademannianum Rosenst. | Unresolved |  | IPNI |  | 
	
		| Asplenium laetum Sw. | Accepted |  | TRO |  | 
	
		| Asplenium laetum var. brachyotus (Kunze) Bonap. | Synonym |  | TRO |  | 
	
		| Asplenium laetum var. incisoserratum Rosenst. | Synonym |  | TRO |  | 
	
		| Asplenium laevigatum Decne. | Unresolved |  | IPNI |  | 
	
		| Asplenium laffanianum Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium lakshmananii M.V.Viswan. | Unresolved |  | IPNI |  | 
	
		| Asplenium lambinonii Pic.Serm. | Unresolved |  | IPNI |  | 
	
		| Asplenium lamotteanum H | Unresolved |  | IPNI |  | 
	
		| Asplenium lamprocaulon Fée | Accepted |  | TRO |  | 
	
		| Asplenium lamprophyllum Carse | Unresolved |  | IPNI |  | 
	
		| Asplenium lancastriensis Spreng. | Unresolved |  | IPNI |  | 
	
		| Asplenium lanceolatum Forssk. | Synonym |  | TRO |  | 
	
		| Asplenium lanceum Thunb. | Synonym |  | TRO |  | 
	
		| Asplenium lancifolium C.Chr. | Unresolved |  | IPNI |  | 
	
		| Asplenium lanciforme F | Unresolved |  | IPNI |  | 
	
		| Asplenium langsdorffii Sehnem | Unresolved |  | IPNI |  | 
	
		| Asplenium lankongense Ching | Synonym |  | TRO |  | 
	
		| Asplenium laserpitiifolium Lam. | Unresolved |  | TRO |  | 
	
		| Asplenium laserpitiifolium var. morrisonense Hayata | Synonym |  | TRO |  | 
	
		| Asplenium lasiopteris (Kunze) Mett. | Synonym |  | TRO |  | 
	
		| Asplenium lassum Raddi | Unresolved |  | IPNI |  | 
	
		| Asplenium lastii C. Chr. | Accepted |  | TRO |  | 
	
		| Asplenium lastreoides Baker | Synonym |  | TRO |  | 
	
		| Asplenium latecuneatum Christ | Synonym |  | TRO |  | 
	
		| Asplenium latedens Ching | Accepted |  | TRO |  | 
	
		| Asplenium latibasis S.Y.Dong | Unresolved |  | IPNI |  | 
	
		| Asplenium latibasis Nakaike | Unresolved |  | IPNI |  | 
	
		| Asplenium latibasis Viane | Unresolved |  | IPNI |  | 
	
		| Asplenium latifolium Bory | Unresolved |  | TRO |  | 
	
		| Asplenium latilobum Viane | Unresolved |  | IPNI |  | 
	
		| Asplenium latipes Viane | Unresolved |  | IPNI |  | 
	
		| Asplenium × laui N.Snow | Unresolved |  | IPNI |  | 
	
		| Asplenium laui Ching | Accepted |  | TRO |  | 
	
		| Asplenium laurentii J. Bommer ex Christ | Accepted |  | TRO |  | 
	
		| Asplenium lauterbachii Christ in Schum. & Laut. | Unresolved |  | IPNI |  | 
	
		| Asplenium lavanchei Bonap. | Synonym |  | TRO |  | 
	
		| Asplenium lavanchei var. elongatum Bonap. | Synonym |  | TRO |  | 
	
		| Asplenium laxifolium Alderw. | Unresolved |  | IPNI |  | 
	
		| Asplenium laxivenum Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium laxum Desv. | Synonym |  | TRO |  | 
	
		| Asplenium lealii Alston | Synonym |  | TRO |  | 
	
		| Asplenium leandrianum Tardieu | Unresolved |  | TRO |  | 
	
		| Asplenium lechleri Mett. | Synonym |  | TRO |  | 
	
		| Asplenium ledermannii Hieron. | Unresolved |  | IPNI |  | 
	
		| Asplenium leiboense Ching | Accepted |  | TRO |  | 
	
		| Asplenium × lellingerianum C.S | Unresolved |  | IPNI |  | 
	
		| Asplenium lepidorachis Baker | Unresolved |  | TRO |  | 
	
		| Asplenium lepidorachis (Baker) C. Chr. | Accepted |  | TRO |  | 
	
		| Asplenium lepidum C. Presl | Synonym |  | TRO |  | 
	
		| Asplenium lepidum x ruta muraria K | Unresolved |  | IPNI |  | 
	
		| Asplenium leptochlamys Sodiro | Synonym |  | TRO |  | 
	
		| Asplenium leptophyllum Sw. | Unresolved |  | TRO |  | 
	
		| Asplenium lepturus J. Sm. | Unresolved |  | TRO |  | 
	
		| Asplenium × lessinense Vida & Reichst. | Unresolved |  | IPNI |  | 
	
		| Asplenium leucostegioides Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium leucothrix Maxon | Synonym |  | TRO |  | 
	
		| Asplenium levyi E. Fourn. | Synonym |  | TRO |  | 
	
		| Asplenium lewisense S.B.Andrews | Unresolved |  | IPNI |  | 
	
		| Asplenium × liberiense G.Kunkel | Unresolved |  | IPNI |  | 
	
		| Asplenium lilloanum de la Sota | Accepted |  | TRO |  | 
	
		| Asplenium limbatum Willd. | Unresolved |  | IPNI |  | 
	
		| Asplenium linckii Kuhn | Unresolved |  | TRO |  | 
	
		| Asplenium lindbergii Mett. | Synonym |  | TRO |  | 
	
		| Asplenium lindeni Hook. | Unresolved |  | TRO |  | 
	
		| Asplenium lineare C.Presl | Unresolved |  | IPNI |  | 
	
		| Asplenium linearifolium Bonap. | Unresolved |  | IPNI |  | 
	
		| Asplenium linearilobum Peter | Synonym |  | TRO |  | 
	
		| Asplenium linearipinnata Bonap. | Unresolved |  | IPNI |  | 
	
		| Asplenium linearipinnatum Bonap. | Synonym |  | TRO |  | 
	
		| Asplenium lineatum Sw. | Synonym |  | TRO |  | 
	
		| Asplenium lineatum subsp. supraauritum C. Chr. | Synonym |  | TRO |  | 
	
		| Asplenium lineolatum Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium lingelsheimii Seymann | Unresolved |  | IPNI |  | 
	
		| Asplenium linguiforme Roxb. | Unresolved |  | IPNI |  | 
	
		| Asplenium linnaei So | Unresolved |  | IPNI |  | 
	
		| Asplenium linza Ces. | Unresolved |  | IPNI |  | 
	
		| Asplenium listeri C.Chr. | Unresolved |  | IPNI |  | 
	
		| Asplenium × litardierei Bennert & D.Meyer | Unresolved |  | IPNI |  | 
	
		| Asplenium lividum Mett. ex Kuhn | Accepted |  | TRO |  | 
	
		| Asplenium lobangense C.Chr. | Unresolved |  | IPNI |  | 
	
		| Asplenium lobatum Pappe & Rawson | Accepted |  | TRO |  | 
	
		| Asplenium lobbianum Hook. | Synonym |  | TRO |  | 
	
		| Asplenium × lobmingense Lovis, Melzer & Reichst. | Unresolved |  | IPNI |  | 
	
		| Asplenium lobulatum Mett. | Accepted |  | TRO |  | 
	
		| Asplenium lobulosum Wall. ex Mett. | Synonym |  | TRO |  | 
	
		| Asplenium lofgrenii Gand. | Unresolved |  | IPNI |  | 
	
		| Asplenium lofouense Christ | Accepted |  | TRO |  | 
	
		| Asplenium loherianum Christ | Unresolved |  | IPNI |  | 
	
		| Asplenium lokohoense Tardieu | Unresolved |  | TRO |  | 
	
		| Asplenium lolegnamense Viane | Unresolved |  | IPNI |  | 
	
		| Asplenium lomariaceum C. Chr. | Synonym |  | TRO |  | 
	
		| Asplenium lonchophyllum (Kunze) Mett. | Synonym |  | TRO |  | 
	
		| Asplenium longicarpum Ching in C.Chr. | Unresolved |  | IPNI |  | 
	
		| Asplenium longicauda Hook. | Accepted |  | TRO |  | 
	
		| Asplenium longicaudata Bonap. | Synonym |  | TRO |  | 
	
		| Asplenium longifolium Schrad. | Synonym |  | TRO |  | 
	
		| Asplenium longipes F | Unresolved |  | IPNI |  | 
	
		| Asplenium longisorum Baker | Synonym |  | TRO |  | 
	
		| Asplenium longissimum Blume | Unresolved |  | IPNI |  | 
	
		| Asplenium longissimum Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium longissimum Johow | Unresolved |  | IPNI |  | 
	
		| Asplenium longistipes Viane | Unresolved |  | IPNI |  | 
	
		| Asplenium longjinense Ching & S.H. Wu | Accepted |  | TRO |  | 
	
		| Asplenium longkaense Rosenst. | Unresolved |  | TRO |  | 
	
		| Asplenium × longmenense Z.R.Wang & K.Q.Wang | Unresolved |  | IPNI |  | 
	
		| Asplenium longmenense Z. R. Wang & K.Q. Wang | Unresolved |  | TRO |  | 
	
		| Asplenium longum Alderw. | Unresolved |  | IPNI |  | 
	
		| Asplenium lorentzii Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium loriceum Christ | Accepted |  | TRO |  | 
	
		| Asplenium loriforme Hook. | Unresolved |  | IPNI |  | 
	
		| Asplenium loxocarpum Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium loxogrammoides Christ | Accepted |  | TRO |  | 
	
		| Asplenium loxoscaphoides Baker | Unresolved |  | TRO |  | 
	
		| Asplenium lucidum G.Forst. | Unresolved |  | IPNI |  | 
	
		| Asplenium lucidum Burm. | Unresolved |  | IPNI |  | 
	
		| Asplenium lucidum Salisb. | Unresolved |  | IPNI |  | 
	
		| Asplenium lucidum Schltdl. | Unresolved |  | IPNI |  | 
	
		| Asplenium × lucrosum Perrie & Brownsey | Unresolved |  | IPNI |  | 
	
		| Asplenium ludens Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium luerssenii Waisb. | Unresolved |  | IPNI |  | 
	
		| Asplenium lugubre Liebm. | Synonym |  | TRO |  | 
	
		| Asplenium lunulatum Sw. | Accepted |  | TRO |  | 
	
		| Asplenium lunulatum var. donnell-smithii (Christ) Christ | Synonym |  | TRO |  | 
	
		| Asplenium lunulatum var. erectum (Bory ex Willd.) R. Sim | Synonym |  | TRO |  | 
	
		| Asplenium lunulatum var. pteropus (Kaulf.) Sodiro | Synonym |  | TRO |  | 
	
		| Asplenium lunulatum var. sellowianum Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium lunulatum var. tenerrima Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium lunulatum var. zeyheri (Pappe & Rawson) R. Sim | Synonym |  | TRO |  | 
	
		| Asplenium × lusaticum D.E. Mey. | Unresolved |  | TRO |  | 
	
		| Asplenium lushanense C. Chr. | Accepted |  | TRO |  | 
	
		| Asplenium × luyunense Z.R.Wang | Unresolved |  | IPNI |  | 
	
		| Asplenium luyunense Z. R. Wang | Unresolved |  | TRO |  | 
	
		| Asplenium luzonicum Salgado | Unresolved |  | IPNI |  | 
	
		| Asplenium luzoniense Spreng. | Synonym |  | TRO |  | 
	
		| Asplenium lyallii T.Moore | Unresolved |  | IPNI |  | 
	
		| Asplenium lydgatei Hillebr. | Accepted |  | TRO |  | 
	
		| Asplenium macarenianum C.V.Morton & Lellinger | Unresolved |  | IPNI |  | 
	
		| Asplenium macdonelli Bedd. | Unresolved |  | IPNI |  | 
	
		| Asplenium macdonellii Bedd. | Synonym |  | TRO |  | 
	
		| Asplenium macedonicum K | Unresolved |  | IPNI |  | 
	
		| Asplenium macilentum Kunze ex Klotzsch | Accepted |  | TRO |  | 
	
		| Asplenium macilwraithense S.B.Andrews | Unresolved |  | IPNI |  | 
	
		| Asplenium mackinnoni C. Hope | Synonym |  | TRO |  | 
	
		| Asplenium mackinnonii C.Hope | Unresolved |  | IPNI |  | 
	
		| Asplenium macraei Hook. & Grev. | Accepted |  | TRO |  | 
	
		| Asplenium macraei var. strictum (Brack.) Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium macrocarpon (Fée) Desv. | Accepted |  | TRO |  | 
	
		| Asplenium macrocarpon var. atkinsonii Hook. & Baker | Synonym |  | TRO |  | 
	
		| Asplenium macrocarpum (Bedd.) C. Hope | Accepted |  | TRO |  | 
	
		| Asplenium macrocarpum var. unipinnatum C.B. Clarke | Synonym |  | TRO |  | 
	
		| Asplenium macrochlaena Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium macrodictyon Baker | Synonym |  | TRO |  | 
	
		| Asplenium macrodon Fée | Synonym |  | TRO |  | 
	
		| Asplenium macrolepis Domin | Unresolved |  | IPNI |  | 
	
		| Asplenium macrolobium Peter | Unresolved |  | IPNI |  | 
	
		| Asplenium macrophlebium Baker | Accepted |  | TRO |  | 
	
		| Asplenium macrophyllum Sw. | Accepted |  | TRO |  | 
	
		| Asplenium macropterum Sodiro | Synonym |  | TRO |  | 
	
		| Asplenium macrosorum Bertol. ex Colla | Accepted |  | TRO |  | 
	
		| Asplenium macrotis Baker | Synonym |  | TRO |  | 
	
		| Asplenium macrourum Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium macrurum Mickel & Stolze | Accepted |  | TRO |  | 
	
		| Asplenium mactierii Bedd. | Unresolved |  | IPNI |  | 
	
		| Asplenium madagascariense Baker | Synonym |  | TRO |  | 
	
		| Asplenium maderense Penny; Loud. | Unresolved |  | IPNI |  | 
	
		| Asplenium magellanicum Kaulf. | Synonym |  | TRO |  | 
	
		| Asplenium magnificum Bir, Fraser-Jenk. & Lovis | Unresolved |  | IPNI |  | 
	
		| Asplenium magnum H.Karst. | Unresolved |  | IPNI |  | 
	
		| Asplenium mainlingense Ching & S.K. Wu | Accepted |  | TRO |  | 
	
		| Asplenium majoricum Litard. | Unresolved |  | TRO |  | 
	
		| Asplenium majus Pic.Serm. | Unresolved |  | IPNI |  | 
	
		| Asplenium makinoi Hayata | Synonym |  | TRO |  | 
	
		| Asplenium malabaricum Mett. | Synonym |  | TRO |  | 
	
		| Asplenium malayo-alpinum Holttum | Unresolved |  | IPNI |  | 
	
		| Asplenium malcom-smithii Proctor | Unresolved |  | TRO |  | 
	
		| Asplenium mangindranense Tardieu | Unresolved |  | TRO |  | 
	
		| Asplenium manilense Spreng. | Unresolved |  | IPNI |  | 
	
		| Asplenium mannii Hook. | Accepted |  | TRO |  | 
	
		| Asplenium mantalingahanum P.M.Zamora & Co | Unresolved |  | IPNI |  | 
	
		| Asplenium × mantoniae V | Unresolved |  | IPNI |  | 
	
		| Asplenium × mantoniae A.F.Braithw. | Unresolved |  | IPNI |  | 
	
		| Asplenium marattioides C.Chr. | Unresolved |  | IPNI |  | 
	
		| Asplenium marginale Hillebr. | Unresolved |  | IPNI |  | 
	
		| Asplenium marginatum L. | Synonym |  | TRO |  | 
	
		| Asplenium marinum L. | Synonym |  | TRO |  | 
	
		| Asplenium marinum var. auriculatum Hook. f. | Synonym |  | TRO |  | 
	
		| Asplenium marlothii Hieron. | Unresolved |  | IPNI |  | 
	
		| Asplenium marojejyense Tardieu | Accepted |  | TRO |  | 
	
		| Asplenium martensii Mett. | Synonym |  | TRO |  | 
	
		| Asplenium martianum C. Chr. | Accepted |  | TRO |  | 
	
		| Asplenium martianum x mucronatum | Unresolved |  | IPNI |  | 
	
		| Asplenium martinicense Willd. | Unresolved |  | IPNI |  | 
	
		| Asplenium martinicense Raddi | Unresolved |  | IPNI |  | 
	
		| Asplenium mary-annae G.Kunkel | Unresolved |  | IPNI |  | 
	
		| Asplenium mascareinense Desv. | Unresolved |  | TRO |  | 
	
		| Asplenium mascarenhense Fée | Synonym |  | TRO |  | 
	
		| Asplenium masoulae Bonap. | Synonym |  | TRO |  | 
	
		| Asplenium mastigophyllum F | Unresolved |  | IPNI |  | 
	
		| Asplenium matangense G.F.Hose | Unresolved |  | IPNI |  | 
	
		| Asplenium mathewsii T. Moore | Synonym |  | TRO |  | 
	
		| Asplenium matsumurae Christ | Synonym |  | TRO |  | 
	
		| Asplenium matthioli Gasp. | Unresolved |  | IPNI |  | 
	
		| Asplenium mattirolii Bosco | Unresolved |  | TRO |  | 
	
		| Asplenium mauritiensis Lorence | Unresolved |  | TRO |  | 
	
		| Asplenium maximum D. Don | Synonym |  | TRO |  | 
	
		| Asplenium maxonii Lellinger | Accepted |  | TRO |  | 
	
		| Asplenium mayi ht.May; Gard. | Unresolved |  | IPNI |  | 
	
		| Asplenium meanum Gay | Unresolved |  | IPNI |  | 
	
		| Asplenium medium Hook. | Unresolved |  | IPNI |  | 
	
		| Asplenium megalophyllum Desv. | Unresolved |  | IPNI |  | 
	
		| Asplenium megalura Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium megaphyllum Baker | Synonym |  | TRO |  | 
	
		| Asplenium meiotomum Hillebr. | Accepted |  | TRO |  | 
	
		| Asplenium melanocaulon Willd. | Synonym |  | TRO |  | 
	
		| Asplenium melanochlamys Hook. | Unresolved |  | IPNI |  | 
	
		| Asplenium melanolepis Franch. & Sav. | Synonym |  | TRO |  | 
	
		| Asplenium melanopodium Mett.; Salom. | Unresolved |  | IPNI |  | 
	
		| Asplenium melanopus Sodiro | Synonym |  | TRO |  | 
	
		| Asplenium melanorachis C. Chr. | Synonym |  | TRO |  | 
	
		| Asplenium melanosorum Sodiro | Synonym |  | TRO |  | 
	
		| Asplenium melleri Mett. ex Kuhn | Unresolved |  | IPNI |  | 
	
		| Asplenium melleri Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium membranaceum Mett.; Kuhn | Unresolved |  | IPNI |  | 
	
		| Asplenium membranifolium Maxon | Synonym |  | TRO |  | 
	
		| Asplenium × mendelianum D.Meyer | Unresolved |  | IPNI |  | 
	
		| Asplenium meniscioides Sodiro | Synonym |  | TRO |  | 
	
		| Asplenium menziesii Hook. & Grev. | Synonym |  | TRO |  | 
	
		| Asplenium mertensianum Kunze | Unresolved |  | IPNI |  | 
	
		| Asplenium mesosorum Makino | Synonym |  | TRO |  | 
	
		| Asplenium mettenianum Miq. | Synonym |  | TRO |  | 
	
		| Asplenium mettenii Kuhn | Synonym |  | TRO |  | 
	
		| Asplenium mexiae Copel. | Unresolved |  | TRO |  | 
	
		| Asplenium mexicanum M. Martens & Galeotti | Synonym |  | TRO |  | 
	
		| Asplenium meyenianum C.Presl | Unresolved |  | IPNI |  | 
	
		| Asplenium meyenianum Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium micantifrons Tuyama ex H. Ohba | Unresolved |  | TRO |  | 
	
		| Asplenium michauxii Spreng. | Synonym |  | TRO |  | 
	
		| Asplenium × microdon Lovis & Vida | Unresolved |  | IPNI |  | 
	
		| Asplenium microdonton Desv. | Unresolved |  | IPNI |  | 
	
		| Asplenium micropaleatum M. Kessler & A.R. Sm. | Accepted |  | TRO |  | 
	
		| Asplenium microphyllum Tineo in Guss. | Unresolved |  | IPNI |  | 
	
		| Asplenium microphyllum Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium micropteron Baker | Synonym |  | TRO |  | 
	
		| Asplenium microsorum Makino | Unresolved |  | IPNI |  | 
	
		| Asplenium microtum Maxon | Accepted |  | TRO |  | 
	
		| Asplenium microxiphion Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium miersii Gand. | Unresolved |  | IPNI |  | 
	
		| Asplenium mikanii C.Presl | Unresolved |  | IPNI |  | 
	
		| Asplenium mildbraedii Hieron. | Unresolved |  | TRO |  | 
	
		| Asplenium mildei Kuhn | Synonym |  | TRO |  | 
	
		| Asplenium militare Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium millefolium C.Presl | Unresolved |  | IPNI |  | 
	
		| Asplenium milnei Carruth. | Unresolved |  | TRO |  | 
	
		| Asplenium minimum M. Martens & Galeotti | Accepted |  | TRO |  | 
	
		| Asplenium minus Blume | Unresolved |  | IPNI |  | 
	
		| Asplenium minutum Willd. ex Klotzsch | Unresolved |  | TRO |  | 
	
		| Asplenium mirabile Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium miradorense Liebm. | Accepted |  | TRO |  | 
	
		| Asplenium mixtum Roxb. | Unresolved |  | IPNI |  | 
	
		| Asplenium × mixtum Maxon | Unresolved |  | IPNI |  | 
	
		| Asplenium miyoshianum Makino | Unresolved |  | IPNI |  | 
	
		| Asplenium miyoshii Makino | Unresolved |  | IPNI |  | 
	
		| Asplenium moccenianum Sodiro | Synonym |  | TRO |  | 
	
		| Asplenium moccennianum Sodiro | Unresolved |  | IPNI |  | 
	
		| Asplenium mocquerysii Christ | Synonym |  | TRO |  | 
	
		| Asplenium modestum Maxon | Accepted |  | TRO |  | 
	
		| Asplenium mohillense Kuhn | Unresolved |  | IPNI |  | 
	
		| Asplenium molleri Hieron. | Unresolved |  | IPNI |  | 
	
		| Asplenium monanthemoides Roxb. | Unresolved |  | IPNI |  | 
	
		| Asplenium monanthemum Murray | Unresolved |  | IPNI |  | 
	
		| Asplenium monanthemum var. menziesii (Hook. & Grev.) Sodiro | Synonym |  | TRO |  | 
	
		| Asplenium monanthes L. | Accepted |  | TRO |  | 
	
		| Asplenium monanthes var. castaneum (Schltdl. & Cham.) Stolze | Synonym |  | TRO |  | 
	
		| Asplenium monanthes var. monanthes | Synonym |  | TRO |  | 
	
		| Asplenium monanthes var. triangularipinnta Bonap. | Synonym |  | TRO |  | 
	
		| Asplenium monanthes var. wagneri (Mett. ex Kuhn) Stolze | Synonym |  | TRO |  | 
	
		| Asplenium monanthes var. yungense Rosenst. | Synonym |  | TRO |  | 
	
		| Asplenium mongolicum Franch. | Synonym |  | TRO |  | 
	
		| Asplenium monilisorum Domin | Synonym |  | TRO |  | 
	
		| Asplenium monodon Liebm. | Accepted |  | TRO |  | 
	
		| Asplenium monotis Christ in K.Schum. & Laut. | Unresolved |  | IPNI |  | 
	
		| Asplenium monstrosum Kunze | Unresolved |  | IPNI |  | 
	
		| Asplenium montanum Willd. | Accepted |  | TRO |  | 
	
		| Asplenium montbrisonis F | Unresolved |  | IPNI |  | 
	
		| Asplenium monteverdense Hook. | Synonym |  | TRO |  | 
	
		| Asplenium monticola Jenman | Unresolved |  | IPNI |  | 
	
		| Asplenium monticolum Jenman | Synonym |  | TRO |  | 
	
		| Asplenium moorei Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium × morganii W.H.Wagner | Unresolved |  | IPNI |  | 
	
		| Asplenium morganii W.H. Wagner | Unresolved |  | TRO |  | 
	
		| Asplenium moritzianum Klotzsch | Synonym |  | TRO |  | 
	
		| Asplenium moritzii Mett. | Synonym |  | TRO |  | 
	
		| Asplenium morlanense Bergeret | Unresolved |  | IPNI |  | 
	
		| Asplenium morobense Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium morogorense Viane | Unresolved |  | IPNI |  | 
	
		| Asplenium morrisonense (Hayata) Hayata | Accepted |  | TRO |  | 
	
		| Asplenium mortonii Duek | Unresolved |  | IPNI |  | 
	
		| Asplenium mosetenense M. Kessler | Accepted |  | TRO |  | 
	
		| Asplenium mossambicense Schelpe | Unresolved |  | TRO |  | 
	
		| Asplenium moupinense Franch. | Accepted |  | TRO |  | 
	
		| Asplenium moupinense var. daraeiformis Franch. | Synonym |  | TRO |  | 
	
		| Asplenium mourai Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium mucronatum C. Presl | Accepted |  | TRO |  | 
	
		| Asplenium muellerianum Rosenst. | Unresolved |  | IPNI |  | 
	
		| Asplenium multicaudatum Wall. ex C.B. Clarke | Synonym |  | TRO |  | 
	
		| Asplenium multicaule Wall. | Unresolved |  | IPNI |  | 
	
		| Asplenium multicaule C.Presl | Unresolved |  | IPNI |  | 
	
		| Asplenium multicaule Scholtz | Unresolved |  | IPNI |  | 
	
		| Asplenium multifidum Brack. | Unresolved |  | IPNI |  | 
	
		| Asplenium multiflorum Roxb. | Unresolved |  | IPNI |  | 
	
		| Asplenium multiforme Krasser | Unresolved |  | IPNI |  | 
	
		| Asplenium multijugum Wall. | Synonym |  | TRO |  | 
	
		| Asplenium multilineatum Hook. | Unresolved |  | IPNI |  | 
	
		| Asplenium multisectum Blume | Unresolved |  | IPNI |  | 
	
		| Asplenium multisectum Brack. | Unresolved |  | IPNI |  | 
	
		| Asplenium multisoratum Wall. | Unresolved |  | IPNI |  | 
	
		| Asplenium munchii A.R. Sm. | Accepted |  | TRO |  | 
	
		| Asplenium murale Bernh. | Unresolved |  | IPNI |  | 
	
		| Asplenium murariaeforme Waisb. | Unresolved |  | IPNI |  | 
	
		| Asplenium × murbeckii Dörfl. | Unresolved |  | TRO |  | 
	
		| Asplenium murbeckii Dörfl. | Unresolved |  | TRO |  | 
	
		| Asplenium murbeckii x septentrionale | Unresolved |  | IPNI |  | 
	
		| Asplenium × murbeckio Gu | Unresolved |  | IPNI |  | 
	
		| Asplenium muricatum Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium murorum Lam. | Unresolved |  | IPNI |  | 
	
		| Asplenium musifolium Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium × mustangense Fraser-Jenk., Pangtey & Khullar | Unresolved |  | TRO |  | 
	
		| Asplenium muticum Gilbert | Synonym |  | TRO |  | 
	
		| Asplenium mutilatum Kaulf. | Unresolved |  | IPNI |  | 
	
		| Asplenium mutilum Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium myapteron Fée | Synonym |  | TRO |  | 
	
		| Asplenium myriophyllum (Sw.) C. Presl | Accepted |  | TRO |  | 
	
		| Asplenium mysorense Roth | Unresolved |  | IPNI |  | 
	
		| Asplenium naganumanum Makino | Unresolved |  | IPNI |  | 
	
		| Asplenium nakanoanum Makino | Synonym |  | TRO |  | 
	
		| Asplenium nanchuanense Ching & Z.Y. Liu | Accepted |  | TRO |  | 
	
		| Asplenium nanum Willd. | Unresolved |  | TRO |  | 
	
		| Asplenium natunae Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium neeanum Kunze | Unresolved |  | IPNI |  | 
	
		| Asplenium neglectum H. Karst. | Synonym |  | TRO |  | 
	
		| Asplenium nemorale Baker | Synonym |  | TRO |  | 
	
		| Asplenium neobrackenridgei W.H.Wagner | Unresolved |  | IPNI |  | 
	
		| Asplenium neogranatense F | Unresolved |  | IPNI |  | 
	
		| Asplenium neogranatensi Fée | Synonym |  | TRO |  | 
	
		| Asplenium neohainanense Viane | Unresolved |  | IPNI |  | 
	
		| Asplenium neolaserpitiifolium Tardieu & Ching | Accepted |  | TRO |  | 
	
		| Asplenium neomutijugum Ching | Accepted |  | TRO |  | 
	
		| Asplenium neovarians Ching | Accepted |  | TRO |  | 
	
		| Asplenium nephelephyllum Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium nephrodioides Baker | Synonym |  | TRO |  | 
	
		| Asplenium nephrolepioides Christ | Unresolved |  | IPNI |  | 
	
		| Asplenium nervosum Mett. | Synonym |  | TRO |  | 
	
		| Asplenium nesii Christ | Accepted |  | TRO |  | 
	
		| Asplenium nesioticum Maxon | Accepted |  | TRO |  | 
	
		| Asplenium nevadense Greuter & Burdet | Unresolved |  | IPNI |  | 
	
		| Asplenium nevadensis Rivas Mart. | Unresolved |  | IPNI |  | 
	
		| Asplenium newmani Bolle | Unresolved |  | IPNI |  | 
	
		| Asplenium newtonii Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium nicaraguense Domin | Synonym |  | TRO |  | 
	
		| Asplenium nicotianifolium Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium nidiforme Alderw. | Unresolved |  | IPNI |  | 
	
		| Asplenium nidus L. | Accepted |  | TRO |  | 
	
		| Asplenium nidus var. nidus | Synonym |  | TRO |  | 
	
		| Asplenium × nieschalkii D.Meyer | Unresolved |  | IPNI |  | 
	
		| Asplenium nieschalkii D.E. Mey. | Unresolved |  | TRO |  | 
	
		| Asplenium nigrescens Blume | Unresolved |  | TRO |  | 
	
		| Asplenium nigricans Kunze | Synonym |  | TRO |  | 
	
		| Asplenium nigripes (Fée) Hook. | Synonym |  | TRO |  | 
	
		| Asplenium nigritianum Hook. | Synonym |  | TRO |  | 
	
		| Asplenium nigrocoloratum Bonap. | Synonym |  | TRO |  | 
	
		| Asplenium nigropaleaceum Bonap. | Synonym |  | TRO |  | 
	
		| Asplenium nigropilosum Bonap. ex C. Chr. | Synonym |  | TRO |  | 
	
		| Asplenium nigrum Lam. | Unresolved |  | IPNI |  | 
	
		| Asplenium niponicum Mett. | Synonym |  | TRO |  | 
	
		| Asplenium nitens Sw. | Unresolved |  | IPNI |  | 
	
		| Asplenium nitidulum T.Moore | Unresolved |  | IPNI |  | 
	
		| Asplenium nitidulum Hillebr. | Unresolved |  | IPNI |  | 
	
		| Asplenium nitidum Sw. | Unresolved |  | IPNI |  | 
	
		| Asplenium nodosum (L.) L. | Synonym |  | TRO |  | 
	
		| Asplenium nodulosum Kaulf. | Synonym |  | TRO |  | 
	
		| Asplenium normale D. Don | Accepted |  | TRO |  | 
	
		| Asplenium normale var. angustum C. Chr. | Accepted |  | TRO |  | 
	
		| Asplenium northlandicum Ogle | Unresolved |  | IPNI |  | 
	
		| Asplenium notabile F | Unresolved |  | IPNI |  | 
	
		| Asplenium novae-caledoniae Hook. | Unresolved |  | TRO |  | 
	
		| Asplenium novo-guineense Rosenst. | Unresolved |  | IPNI |  | 
	
		| Asplenium novum Sadl. | Unresolved |  | IPNI |  | 
	
		| Asplenium nubilum T. Moore | Synonym |  | TRO |  | 
	
		| Asplenium nudicaule (Copel.) Dunn & Tutcher | Synonym |  | TRO |  | 
	
		| Asplenium nutans Rosenst. | Unresolved |  | IPNI |  | 
	
		| Asplenium obesum Baker | Accepted |  | TRO |  | 
	
		| Asplenium oblanceolatum Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium obliquissimum (Hayata) Sugim. & Sa. Kurata | Synonym |  | TRO |  | 
	
		| Asplenium obliquum G. Forst. | Unresolved |  | TRO |  | 
	
		| Asplenium oblongatum Mett. ex Kuhn | Accepted |  | TRO |  | 
	
		| Asplenium oblongifolium Colenso | Unresolved |  | TRO |  | 
	
		| Asplenium oblongipinnum Gand. | Unresolved |  | TRO |  | 
	
		| Asplenium obovatum Viv. | Unresolved |  | TRO |  | 
	
		| Asplenium obscurum Blume | Accepted |  | TRO |  | 
	
		| Asplenium obtusatum G. Forst. | Unresolved |  | TRO |  | 
	
		| Asplenium obtusatum var. sphenoides C. Chr. ex Skottsb. | Unresolved |  | TRO |  | 
	
		| Asplenium obtusifolium L. | Accepted |  | TRO |  | 
	
		| Asplenium obtusifolium var. riparium (Liebm.) Domin | Synonym |  | TRO |  | 
	
		| Asplenium obtusilobum Desv. | Unresolved |  | IPNI |  | 
	
		| Asplenium obtusilobum Hook. | Unresolved |  | IPNI |  | 
	
		| Asplenium obtusissimum Fée | Synonym |  | TRO |  | 
	
		| Asplenium obtusum Kit.; Willd. | Unresolved |  | IPNI |  | 
	
		| Asplenium obtusum Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium obtusum Kuhn | Unresolved |  | IPNI |  | 
	
		| Asplenium obversum Christ | Synonym |  | TRO |  | 
	
		| Asplenium ocanniense H.Karst. | Unresolved |  | IPNI |  | 
	
		| Asplenium oceanicum C.Chr. | Unresolved |  | IPNI |  | 
	
		| Asplenium ochraceum Sodiro | Unresolved |  | IPNI |  | 
	
		| Asplenium ocoense C. Chr. | Unresolved |  | TRO |  | 
	
		| Asplenium octoploideum Viane & Van den heede | Unresolved |  | IPNI |  | 
	
		| Asplenium odontites R.Br. | Unresolved |  | IPNI |  | 
	
		| Asplenium odontophyllum Wall. | Unresolved |  | IPNI |  | 
	
		| Asplenium odoratum T. Moore | Synonym |  | TRO |  | 
	
		| Asplenium oellgaardii Stolze | Accepted |  | TRO |  | 
	
		| Asplenium ofeliae Salgado, A.E. | Unresolved |  | TRO |  | 
	
		| Asplenium oldhami Hance | Accepted |  | TRO |  | 
	
		| Asplenium oligolepidum C. Chr. | Unresolved |  | TRO |  | 
	
		| Asplenium oligophlebium Baker | Unresolved |  | TRO |  | 
	
		| Asplenium oligophyllum Kaulf. | Accepted |  | TRO |  | 
	
		| Asplenium oligosorum Mickel & Beitel | Accepted |  | TRO |  | 
	
		| Asplenium olivaceum A.R. Sm. | Accepted |  | TRO |  | 
	
		| Asplenium onopteris L. | Unresolved |  | TRO |  | 
	
		| Asplenium onustum Christ | Synonym |  | TRO |  | 
	
		| Asplenium oosorum Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium opacum Kunze | Synonym |  | TRO |  | 
	
		| Asplenium × orellii Lovis & Reichst. | Unresolved |  | IPNI |  | 
	
		| Asplenium orientale Bernh. | Unresolved |  | IPNI |  | 
	
		| Asplenium ornatum Col. | Unresolved |  | IPNI |  | 
	
		| Asplenium oroupouchense Prestoe | Unresolved |  | IPNI |  | 
	
		| Asplenium ortegae N. Murak. & R.C. Moran | Accepted |  | TRO |  | 
	
		| Asplenium otites Link | Accepted |  | TRO |  | 
	
		| Asplenium otophorum Miq. | Synonym |  | TRO |  | 
	
		| Asplenium ottonis Kuhn | Synonym |  | TRO |  | 
	
		| Asplenium ovalescens F | Unresolved |  | IPNI |  | 
	
		| Asplenium ovatum Wall. | Unresolved |  | IPNI |  | 
	
		| Asplenium oxylobum Sodiro | Synonym |  | TRO |  | 
	
		| Asplenium oxyphyllum Wall. ex Hook. | Synonym |  | TRO |  | 
	
		| Asplenium oxyphyllum var. kulhaitense Atk. | Synonym |  | TRO |  | 
	
		| Asplenium pachychlamys C.Chr. | Unresolved |  | IPNI |  | 
	
		| Asplenium pachyphyllum Kunze | Unresolved |  | IPNI |  | 
	
		| Asplenium pachyrhachis Landolt | Unresolved |  | IPNI |  | 
	
		| Asplenium pachysorum Baker | Synonym |  | TRO |  | 
	
		| Asplenium pachysorum f. simplex C. Chr. | Synonym |  | TRO |  | 
	
		| Asplenium pacificum Holttum | Unresolved |  | IPNI |  | 
	
		| Asplenium paedigens Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium pagesii Litard. | Unresolved |  | TRO |  | 
	
		| Asplenium pagesii subsp. guichardii (Litard.) Viane, Boudrie, Rasbach & K. Rasbach | Unresolved |  | TRO |  | 
	
		| Asplenium palaciosii A. Rojas | Accepted |  | TRO |  | 
	
		| Asplenium paleaceum R. Br. | Unresolved |  | TRO |  | 
	
		| Asplenium pallidum Blume | Unresolved |  | IPNI |  | 
	
		| Asplenium palmatifidum T.Moore | Unresolved |  | IPNI |  | 
	
		| Asplenium palmatum Lam. | Unresolved |  | IPNI |  | 
	
		| Asplenium palmeri Maxon | Accepted |  | TRO |  | 
	
		| Asplenium paludosum T.Moore | Unresolved |  | IPNI |  | 
	
		| Asplenium papaverifolium Viane | Unresolved |  | IPNI |  | 
	
		| Asplenium pappei T.Moore | Unresolved |  | IPNI |  | 
	
		| Asplenium papuanum Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium papyraceum Jermy & T.G.Walker | Unresolved |  | IPNI |  | 
	
		| Asplenium × papyraceum (Jermy & T.G. Walker) N. Murak. & R.C. Moran | Accepted |  | TRO |  | 
	
		| Asplenium parablastophorum Braithwaite | Unresolved |  | IPNI |  | 
	
		| Asplenium paradoxum Blume | Unresolved |  | IPNI |  | 
	
		| Asplenium paradoxum Beauverd | Unresolved |  | IPNI |  | 
	
		| Asplenium paraguariense Hieron. | Unresolved |  | TRO |  | 
	
		| Asplenium parallelosorum Baker | Synonym |  | TRO |  | 
	
		| Asplenium parallelum Wall. | Unresolved |  | IPNI |  | 
	
		| Asplenium parallelum Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium parksii Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium partitum (Klotzsch) C. Chr. | Synonym |  | TRO |  | 
	
		| Asplenium parvifolium Vida & Reichst. | Unresolved |  | IPNI |  | 
	
		| Asplenium parvisorum Bonap. | Accepted |  | TRO |  | 
	
		| Asplenium parviusculum Ching | Accepted |  | TRO |  | 
	
		| Asplenium parvulum Hook. | Synonym |  | TRO |  | 
	
		| Asplenium parvulum grandidentatum Goodding | Unresolved |  | IPNI |  | 
	
		| Asplenium parvum Watts | Unresolved |  | IPNI |  | 
	
		| Asplenium patens Kaulf. | Accepted |  | TRO |  | 
	
		| Asplenium paucidens Alderw. | Unresolved |  | IPNI |  | 
	
		| Asplenium paucifolium Bonap. | Unresolved |  | TRO |  | 
	
		| Asplenium paucijugum Ballard | Synonym |  | TRO |  | 
	
		| Asplenium paucivenosum (Ching) Bir | Accepted |  | TRO |  | 
	
		| Asplenium pauperequitum Brownsey & P.J.Jacks. | Unresolved |  | IPNI |  | 
	
		| Asplenium pavonicum Brack. | Unresolved |  | IPNI |  | 
	
		| Asplenium pearcei Baker | Accepted |  | TRO |  | 
	
		| Asplenium pechuelii Kuntze | Unresolved |  | IPNI |  | 
	
		| Asplenium pectinatum Wall. ex Mett. | Synonym |  | TRO |  | 
	
		| Asplenium pedatum Salomon | Unresolved |  | IPNI |  | 
	
		| Asplenium pedicularifolium A. St.-Hil. | Accepted |  | TRO |  | 
	
		| Asplenium pekinense Hance | Accepted |  | TRO |  | 
	
		| Asplenium pellucidum Lam. | Accepted |  | TRO |  | 
	
		| Asplenium pellucidum var. bidentata Bonap. | Synonym |  | TRO |  | 
	
		| Asplenium penangianum Wall. | Unresolved |  | IPNI |  | 
	
		| Asplenium pendulum Fée | Synonym |  | TRO |  | 
	
		| Asplenium perakense Matthew & Christ | Unresolved |  | IPNI |  | 
	
		| Asplenium perardii Litard. | Unresolved |  | IPNI |  | 
	
		| Asplenium perkinsii Jenman | Synonym |  | TRO |  | 
	
		| Asplenium perlongum Alderw. | Unresolved |  | IPNI |  | 
	
		| Asplenium perplexum Salgado | Unresolved |  | IPNI |  | 
	
		| Asplenium persicifolium J.Sm. | Unresolved |  | IPNI |  | 
	
		| Asplenium persicifolium Bedd. | Unresolved |  | IPNI |  | 
	
		| Asplenium peruvianum Desv. | Accepted |  | TRO |  | 
	
		| Asplenium peteri Becherer | Unresolved |  | IPNI |  | 
	
		| Asplenium petersenii Kunze | Synonym |  | TRO |  | 
	
		| Asplenium petiolare Ces. | Unresolved |  | IPNI |  | 
	
		| Asplenium petiolulatum Mett. | Accepted |  | TRO |  | 
	
		| Asplenium petrarchae DC. | Unresolved |  | TRO |  | 
	
		| Asplenium philippii Gand. | Unresolved |  | IPNI |  | 
	
		| Asplenium phillipsianum (Kümmerle) Bir, Fraser-Jenk. & Lovis | Accepted |  | TRO |  | 
	
		| Asplenium phyllitidis D. Don | Accepted |  | TRO |  | 
	
		| Asplenium physosorum Sieb. | Unresolved |  | IPNI |  | 
	
		| Asplenium picardae Hieron. | Unresolved |  | IPNI |  | 
	
		| Asplenium pilosum Guss. | Unresolved |  | IPNI |  | 
	
		| Asplenium pimpinellifolium Fée | Synonym |  | TRO |  | 
	
		| Asplenium pimpinelloides Lojac. | Unresolved |  | IPNI |  | 
	
		| Asplenium pinfaense Christ | Unresolved |  | TRO |  | 
	
		| Asplenium pinnatifido-pinnatum Hook. | Synonym |  | TRO |  | 
	
		| Asplenium pinnatifidum Nutt. | Accepted |  | TRO |  | 
	
		| Asplenium pinnatifidum var. pinnatifidum | Synonym |  | TRO |  | 
	
		| Asplenium pinnatum Copel. | Synonym |  | TRO |  | 
	
		| Asplenium planicaule Lowe | Unresolved |  | TRO |  | 
	
		| Asplenium planicaule var. yoshinagae (Makino) Tagawa | Synonym |  | TRO |  | 
	
		| Asplenium plantagineum L. | Unresolved |  | IPNI |  | 
	
		| Asplenium plantaginifolium L. | Synonym |  | TRO |  | 
	
		| Asplenium platybasis Kunze ex Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium platychlamys Fée | Synonym |  | TRO |  | 
	
		| Asplenium platyneuron (L.) Britton, Sterns & Poggenb. | Accepted |  | TRO |  | 
	
		| Asplenium platyneuron var. bacculum-rubrum (Featherm.) Fernald | Accepted |  | TRO |  | 
	
		| Asplenium platyneuron f. hortoniae (Davenp.) L.B. Sm. | Accepted |  | TRO |  | 
	
		| Asplenium platyneuron var. incisum (Howe ex Peck) B.L. Rob. | Accepted |  | TRO |  | 
	
		| Asplenium platyneuron var. platyneuron | Synonym |  | TRO |  | 
	
		| Asplenium platyneuron f. platyneuron | Synonym |  | TRO |  | 
	
		| Asplenium platyneuron f. proliferum (D.C. Eaton) Tanger | Accepted |  | TRO |  | 
	
		| Asplenium platyneuros L. | Synonym |  | TRO |  | 
	
		| Asplenium platyphyllum Baker | Unresolved |  | TRO |  | 
	
		| Asplenium plenum E.P.St.John ex Small | Unresolved |  | IPNI |  | 
	
		| Asplenium × plenum E.P. St. John ex Small (pro sp.) | Accepted |  | TRO |  | 
	
		| Asplenium plumbeum Christ | Synonym |  | TRO |  | 
	
		| Asplenium plumosum Bory | Synonym |  | TRO |  | 
	
		| Asplenium pocsii Pic.Serm. | Unresolved |  | IPNI |  | 
	
		| Asplenium poeppigii C.Presl | Unresolved |  | IPNI |  | 
	
		| Asplenium poiretianum Gaud. | Unresolved |  | IPNI |  | 
	
		| Asplenium poiretianum Gaudich. | Unresolved |  | IPNI |  | 
	
		| Asplenium poloense Rosenst. | Accepted |  | TRO |  | 
	
		| Asplenium polyanthes Sol.; Forst. | Unresolved |  | IPNI |  | 
	
		| Asplenium polydactylon Webb | Unresolved |  | TRO |  | 
	
		| Asplenium polymeris T.Moore | Unresolved |  | IPNI |  | 
	
		| Asplenium polymorphum Wall. | Unresolved |  | TRO |  | 
	
		| Asplenium polymorphum var. cuneifolium R. Bonaparte | Synonym |  | TRO |  | 
	
		| Asplenium polyodon G. Forst. | Accepted |  | TRO |  | 
	
		| Asplenium polyodon var. bipinnatum (Sledge) Sledge | Accepted |  | TRO |  | 
	
		| Asplenium polyphyleticum Compton | Unresolved |  | TRO |  | 
	
		| Asplenium polyphyllum Bertol. | Accepted |  | TRO |  | 
	
		| Asplenium polypodioides Blume | Unresolved |  | TRO |  | 
	
		| Asplenium polypodioides var. vestita C.B. Clarke | Synonym |  | TRO |  | 
	
		| Asplenium polypodium Bory ap.Willd. | Unresolved |  | IPNI |  | 
	
		| Asplenium polyrhizon Baker | Synonym |  | TRO |  | 
	
		| Asplenium polystichoides Bl.; Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium polytrichum Christ | Unresolved |  | TRO |  | 
	
		| Asplenium ponapeanum T.Nakamura & Miyam. | Unresolved |  | IPNI |  | 
	
		| Asplenium ponapense Hosok. | Unresolved |  | IPNI |  | 
	
		| Asplenium poolii Baker | Accepted |  | TRO |  | 
	
		| Asplenium poolii var. linearipinnatum (Bonap.) C. Chr. | Synonym |  | TRO |  | 
	
		| Asplenium poolii f. simplex C. Chr. | Synonym |  | TRO |  | 
	
		| Asplenium porphyrocaulon Blume | Unresolved |  | IPNI |  | 
	
		| Asplenium porphyrophlebium Christ | Unresolved |  | TRO |  | 
	
		| Asplenium porphyrorachis Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium porrectum Wall. | Unresolved |  | IPNI |  | 
	
		| Asplenium poscharskyanum D | Unresolved |  | IPNI |  | 
	
		| Asplenium potosinum Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium potosinum var. incisum Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium potosinum var. semipinnatum Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium powellii Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium praegracile Rosenst. | Unresolved |  | TRO |  | 
	
		| Asplenium praemorsum Sw. | Accepted |  | TRO |  | 
	
		| Asplenium praemorsum var. laceratum Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium × praetermissum Lovis, Melzer & Reichst. | Unresolved |  | IPNI |  | 
	
		| Asplenium preissmannii Asch. & Luerss. | Unresolved |  | IPNI |  | 
	
		| Asplenium prenticei F.M.Bailey | Unresolved |  | IPNI |  | 
	
		| Asplenium prenticei Bail. | Unresolved |  | IPNI |  | 
	
		| Asplenium prescottianum Ces. | Unresolved |  | IPNI |  | 
	
		| Asplenium prescottianum Wall. ex Hook. | Unresolved |  | IPNI |  | 
	
		| Asplenium preslii Ettingsh. | Unresolved |  | IPNI |  | 
	
		| Asplenium presolanense J.C.Vogel & Rumsey | Unresolved |  | IPNI |  | 
	
		| Asplenium preussii Hieron. ex Brause | Synonym |  | TRO |  | 
	
		| Asplenium pringleanum Gand. | Unresolved |  | TRO |  | 
	
		| Asplenium pringlei Davenp. | Accepted |  | TRO |  | 
	
		| Asplenium prionitis Kunze | Accepted |  | TRO |  | 
	
		| Asplenium prionurus J.Sm. | Unresolved |  | IPNI |  | 
	
		| Asplenium procerum (Baker) C.B. Clarke | Accepted |  | TRO |  | 
	
		| Asplenium productum C. Presl | Unresolved |  | TRO |  | 
	
		| Asplenium progrediens Fée | Synonym |  | TRO |  | 
	
		| Asplenium projectum Kunze | Accepted |  | TRO |  | 
	
		| Asplenium proliferum Lam. | Synonym |  | TRO |  | 
	
		| Asplenium prolificans Alderw. | Unresolved |  | IPNI |  | 
	
		| Asplenium prolixum Schrad. | Unresolved |  | IPNI |  | 
	
		| Asplenium prolongatum Hook. | Accepted |  | TRO |  | 
	
		| Asplenium propinquum Ching | Accepted |  | TRO |  | 
	
		| Asplenium protensum Schrad. | Accepted |  | TRO |  | 
	
		| Asplenium protensum var. pseudohorridum Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium × protoadulterinum Lovis & Reichst. | Unresolved |  | IPNI |  | 
	
		| Asplenium × protoadulterinum Lovis & Reichst. | Unresolved |  | TRO |  | 
	
		| Asplenium × protomajoricum Pangua & C.Prada | Unresolved |  | IPNI |  | 
	
		| Asplenium × protomajoricum P | Unresolved |  | IPNI |  | 
	
		| Asplenium protomajoricum Pangua & Prada | Unresolved |  | TRO |  | 
	
		| Asplenium protractum Tardieu & C.Chr. | Unresolved |  | IPNI |  | 
	
		| Asplenium pseudoangustum Stolze | Accepted |  | TRO |  | 
	
		| Asplenium pseudoauriculatum Schelpe | Unresolved |  | TRO |  | 
	
		| Asplenium pseudobulbiferum Brownlie | Unresolved |  | IPNI |  | 
	
		| Asplenium pseudocaudatum Alderw. | Unresolved |  | IPNI |  | 
	
		| Asplenium pseudoerectum Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium pseudofalcatum Hillebr. | Unresolved |  | TRO |  | 
	
		| Asplenium pseudofontanum Kossinsky | Accepted |  | TRO |  | 
	
		| Asplenium pseudofontanum x foreziense Hérib. | Unresolved |  | TRO |  | 
	
		| Asplenium pseudofontanum x majoricum Litard. | Unresolved |  | TRO |  | 
	
		| Asplenium pseudohorridum Hieron. | Unresolved |  | IPNI |  | 
	
		| Asplenium pseudolanceolatum Fomin | Unresolved |  | TRO |  | 
	
		| Asplenium pseudolaserpitiifolium Ching | Accepted |  | TRO |  | 
	
		| Asplenium pseudonitidum Raddi | Accepted |  | TRO |  | 
	
		| Asplenium pseudonormale W.M. Chu & X.C. Zhang ex W.M. Chu | Accepted |  | TRO |  | 
	
		| Asplenium pseudopellucidum Bonap. | Synonym |  | TRO |  | 
	
		| Asplenium pseudopraemorsum Ching | Accepted |  | TRO |  | 
	
		| Asplenium pseudoserra Domin | Unresolved |  | IPNI |  | 
	
		| Asplenium pseudotenerum Brownlie | Unresolved |  | IPNI |  | 
	
		| Asplenium pseudovarians Ching | Accepted |  | TRO |  | 
	
		| Asplenium pseudovulcanicum Alderw. | Unresolved |  | IPNI |  | 
	
		| Asplenium pseudowilfordii Tagawa | Accepted |  | TRO |  | 
	
		| Asplenium pseudowrightii Ching | Accepted |  | TRO |  | 
	
		| Asplenium psilacrum Maxon | Synonym |  | TRO |  | 
	
		| Asplenium psilopteron Salomon | Unresolved |  | IPNI |  | 
	
		| Asplenium psychropolitanum H.J.Lam & Verhey ex H.J.Lam | Unresolved |  | IPNI |  | 
	
		| Asplenium pteridis Kuhn | Unresolved |  | IPNI |  | 
	
		| Asplenium pteridoides Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium pterophorum C.Presl | Unresolved |  | IPNI |  | 
	
		| Asplenium pteropus Kaulf. | Accepted |  | TRO |  | 
	
		| Asplenium pteropus var. radicans Mett. | Synonym |  | TRO |  | 
	
		| Asplenium puberulum Wall. | Unresolved |  | IPNI |  | 
	
		| Asplenium pubescens Mett. | Synonym |  | TRO |  | 
	
		| Asplenium pubigerum Mett.; Salom. | Unresolved |  | IPNI |  | 
	
		| Asplenium pubirhizoma Ching & Z.Y. Liu | Accepted |  | TRO |  | 
	
		| Asplenium pulchellum Raddi | Accepted |  | TRO |  | 
	
		| Asplenium pulchellum var. subhorizontale Rosenst. | Synonym |  | TRO |  | 
	
		| Asplenium pulcherrimum (Baker) Ching ex Tardieu | Accepted |  | TRO |  | 
	
		| Asplenium pulchrum Thouars; Pr. | Unresolved |  | IPNI |  | 
	
		| Asplenium pulchrum Loudon | Unresolved |  | IPNI |  | 
	
		| Asplenium pulicosum Hook. | Synonym |  | TRO |  | 
	
		| Asplenium pullingeri Baker | Synonym |  | TRO |  | 
	
		| Asplenium pululahuae Sodiro | Accepted |  | TRO |  | 
	
		| Asplenium pulverulentum Chatenier | Unresolved |  | IPNI |  | 
	
		| Asplenium pumilum Sw. | Accepted |  | TRO |  | 
	
		| Asplenium pumilum var. anthriscifolium (Jacq.) Wherry | Synonym |  | TRO |  | 
	
		| Asplenium pumilum var. hymenophylloides Fée | Synonym |  | TRO |  | 
	
		| Asplenium pumilum subsp. hymenophylloides (Fée) Schelpe | Synonym |  | TRO |  | 
	
		| Asplenium pumilum var. laciniatum Davenp. | Synonym |  | TRO |  | 
	
		| Asplenium punctatum Mett. | Synonym |  | TRO |  | 
	
		| Asplenium puncticaule Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium punjabense Bir, Fraser-Jenk. & Lovis | Unresolved |  | TRO |  | 
	
		| Asplenium purdieanoides H.Karst. | Unresolved |  | IPNI |  | 
	
		| Asplenium purdieanum Hook. | Accepted |  | TRO |  | 
	
		| Asplenium purpurascens Mett. ex Kuhn | Accepted |  | TRO |  | 
	
		| Asplenium pusillum Blume | Unresolved |  | IPNI |  | 
	
		| Asplenium pycnocarpon Spreng. | Unresolved |  | IPNI |  | 
	
		| Asplenium pycnocarpum Spreng. | Synonym |  | TRO |  | 
	
		| Asplenium pycnophyllum T. Moore | Unresolved |  | TRO |  | 
	
		| Asplenium pygmaeum L. | Unresolved |  | TRO |  | 
	
		| Asplenium pyramidatum Desv. | Synonym |  | TRO |  | 
	
		| Asplenium qiujiangense (Ching & S.H. Fu) Nakaike | Accepted |  | TRO |  | 
	
		| Asplenium quadrivalens Landolt | Unresolved |  | IPNI |  | 
	
		| Asplenium quaylei E.Brown | Unresolved |  | IPNI |  | 
	
		| Asplenium quercicola Ching | Accepted |  | TRO |  | 
	
		| Asplenium quezelii Tardieu in Qu | Unresolved |  | IPNI |  | 
	
		| Asplenium quintassii Gand. | Synonym |  | TRO |  | 
	
		| Asplenium quitense Hook. | Accepted |  | TRO |  | 
	
		| Asplenium raddianum Gaudich. | Accepted |  | TRO |  | 
	
		| Asplenium raddii F | Unresolved |  | IPNI |  | 
	
		| Asplenium radiatum Sw. | Synonym |  | TRO |  | 
	
		| Asplenium radicans L. | Accepted |  | TRO |  | 
	
		| Asplenium radicans var. cirrhatum (Rich. ex Willd.) Rosenst. | Synonym |  | TRO |  | 
	
		| Asplenium radicans var. costaricense Christ | Synonym |  | TRO |  | 
	
		| Asplenium radicans var. cyrtopteron (Kunze) C. Chr. | Synonym |  | TRO |  | 
	
		| Asplenium radicans var. dentatum (Klotzsch) Bonap. | Synonym |  | TRO |  | 
	
		| Asplenium radicans var. partitum (Klotzsch) Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium radicans var. radicans | Synonym |  | TRO |  | 
	
		| Asplenium radicans var. tripinnatum (Hieron.) Proctor | Accepted |  | TRO |  | 
	
		| Asplenium radicans var. uniseriale (Raddi) L.D. Gómez | Synonym |  | TRO |  | 
	
		| Asplenium rahaoense Yabe; Matsum. & Hayata | Unresolved |  | IPNI |  | 
	
		| Asplenium rahaoense Yabe | Unresolved |  | IPNI |  | 
	
		| Asplenium ramlowii Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium ramosum Spr.; Bernh. | Unresolved |  | IPNI |  | 
	
		| Asplenium ramosum Poir. | Unresolved |  | IPNI |  | 
	
		| Asplenium ramosum L. | Unresolved |  | IPNI |  | 
	
		| Asplenium raouli Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium rapense Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium rawsonii Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium rebeccae Fraser-Jenk. | Unresolved |  | TRO |  | 
	
		| Asplenium reclinatum Houlston | Unresolved |  | IPNI |  | 
	
		| Asplenium × recoderi Aizpuru & Catal | Unresolved |  | IPNI |  | 
	
		| Asplenium recoderi Aizpuru & Catalán | Unresolved |  | TRO |  | 
	
		| Asplenium recognitum Kunze | Synonym |  | TRO |  | 
	
		| Asplenium rectangulare Bonap. | Synonym |  | TRO |  | 
	
		| Asplenium recumbens Gand. | Accepted |  | TRO |  | 
	
		| Asplenium recurvatum D. Don | Accepted |  | TRO |  | 
	
		| Asplenium reekmansii Pic.Serm. | Unresolved |  | IPNI |  | 
	
		| Asplenium reflexum Bory | Unresolved |  | TRO |  | 
	
		| Asplenium refractum Moore | Unresolved |  | IPNI |  | 
	
		| Asplenium regis Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium regulare Sw. | Accepted |  | TRO |  | 
	
		| Asplenium regulare var. latior E. Fourn. ex Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium reicheliae D | Unresolved |  | IPNI |  | 
	
		| Asplenium × reichlingii Lawal. | Unresolved |  | IPNI |  | 
	
		| Asplenium × reichsteinii Bennert, Rasbach & K.Rasbach | Unresolved |  | IPNI |  | 
	
		| Asplenium reichsteinii Bennert, Rasbach & K. Rasbach | Unresolved |  | TRO |  | 
	
		| Asplenium remotum T.Moore | Unresolved |  | IPNI |  | 
	
		| Asplenium repandulum Kunze | Accepted |  | TRO |  | 
	
		| Asplenium repandum Tardieu | Unresolved |  | TRO |  | 
	
		| Asplenium repens Hook. | Accepted |  | TRO |  | 
	
		| Asplenium repente Desv. | Synonym |  | TRO |  | 
	
		| Asplenium resectum Sw. | Synonym |  | TRO |  | 
	
		| Asplenium resectum f. adiantifrons Hayata | Synonym |  | TRO |  | 
	
		| Asplenium resectum var. decurrens Bedd. | Synonym |  | TRO |  | 
	
		| Asplenium resectum var. rahaoense Hayata | Synonym |  | TRO |  | 
	
		| Asplenium resiliens Kunze | Accepted |  | TRO |  | 
	
		| Asplenium resupinum Lherm. ex E. Fourn. | Unresolved |  | TRO |  | 
	
		| Asplenium reticulatum Wall. | Unresolved |  | IPNI |  | 
	
		| Asplenium reticulatum Roxb. | Unresolved |  | IPNI |  | 
	
		| Asplenium retortum Kaulf. | Unresolved |  | IPNI |  | 
	
		| Asplenium retroflexum L. | Unresolved |  | IPNI |  | 
	
		| Asplenium retusulum Ching | Accepted |  | TRO |  | 
	
		| Asplenium retusum Poir. | Unresolved |  | IPNI |  | 
	
		| Asplenium reuteri Milde | Unresolved |  | IPNI |  | 
	
		| Asplenium rhachidisorum Hand.-Mazz. | Unresolved |  | IPNI |  | 
	
		| Asplenium rhachidosorum Hand.-Mazz. | Synonym |  | TRO |  | 
	
		| Asplenium rhachirhizon Raddi | Unresolved |  | IPNI |  | 
	
		| Asplenium rhaeticum Br | Unresolved |  | IPNI |  | 
	
		| Asplenium rhipidoneuron W.J. Rob. | Accepted |  | TRO |  | 
	
		| Asplenium rhizophoron Mett. | Synonym |  | TRO |  | 
	
		| Asplenium rhizophorum M. Martens & Galeotti | Unresolved |  | TRO |  | 
	
		| Asplenium rhizophorum var. alloeopteron (Kunze ex Klotzsch) Baker | Synonym |  | TRO |  | 
	
		| Asplenium rhizophorum var. cirrhatum (Rich. ex Willd.) Griseb. | Synonym |  | TRO |  | 
	
		| Asplenium rhizophorum var. cyrtopteron (Kunze) Jenman | Unresolved |  | TRO |  | 
	
		| Asplenium rhizophyllum L. | Synonym |  | TRO |  | 
	
		| Asplenium rhizophyllum var. alloeopteron (Kunze ex Klotzsch) Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium rhizophyllum var. biscayneanum D.C. Eaton | Synonym |  | TRO |  | 
	
		| Asplenium rhizophyllum var. cyrtopteron (Kunze) Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium rhizophyllum var. pinnatifidum Muhl. | Synonym |  | TRO |  | 
	
		| Asplenium rhizophyllum var. proliferum Davenp. | Synonym |  | TRO |  | 
	
		| Asplenium rhoifolium Mett. | Accepted |  | TRO |  | 
	
		| Asplenium rhomboidale Desv. | Unresolved |  | TRO |  | 
	
		| Asplenium rhomboideum Brack. | Synonym |  | TRO |  | 
	
		| Asplenium richardii Hook.f. | Unresolved |  | IPNI |  | 
	
		| Asplenium riedelianum Bong. ex Kuhn | Synonym |  | TRO |  | 
	
		| Asplenium rigidum Sw. | Accepted |  | TRO |  | 
	
		| Asplenium riparium Liebm. | Accepted |  | TRO |  | 
	
		| Asplenium riparium var. obtusifolium (L.) Hook. | Synonym |  | TRO |  | 
	
		| Asplenium ritoense Hayata | Synonym |  | TRO |  | 
	
		| Asplenium rivale Baker | Synonym |  | TRO |  | 
	
		| Asplenium rivulare Fraser-Jenk. | Unresolved |  | TRO |  | 
	
		| Asplenium robinsonii F.Muell. | Unresolved |  | IPNI |  | 
	
		| Asplenium robinsonii F.Muell.conf.Laing | Unresolved |  | IPNI |  | 
	
		| Asplenium robustum Blume | Unresolved |  | TRO |  | 
	
		| Asplenium rockii C. Chr. | Accepted |  | TRO |  | 
	
		| Asplenium roemerianum Kunze | Synonym |  | TRO |  | 
	
		| Asplenium roemerianum var. mindensis Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium rosendahlii C. Chr. | Synonym |  | TRO |  | 
	
		| Asplenium rosenstockianum Brade | Accepted |  | TRO |  | 
	
		| Asplenium × rosselloi Bennert, Rasbach & Reichst. | Unresolved |  | IPNI |  | 
	
		| Asplenium rosselloi Bennert | Unresolved |  | TRO |  | 
	
		| Asplenium rotundatum Klf.; Holl | Unresolved |  | IPNI |  | 
	
		| Asplenium rotundifolium Ettingsh. | Unresolved |  | IPNI |  | 
	
		| Asplenium × rouyi Viane | Unresolved |  | IPNI |  | 
	
		| Asplenium rouyi Viane | Unresolved |  | TRO |  | 
	
		| Asplenium rubinum Davenp. | Synonym |  | TRO |  | 
	
		| Asplenium ruizianum Klotzsch | Accepted |  | TRO |  | 
	
		| Asplenium rukaraense Hieron. | Unresolved |  | IPNI |  | 
	
		| Asplenium rupestre Hope | Unresolved |  | TRO |  | 
	
		| Asplenium rupicola Edgew. ex C. Hope | Synonym |  | TRO |  | 
	
		| Asplenium rupium Goodd. | Synonym |  | TRO |  | 
	
		| Asplenium ruprechtii Sa. Kurata | Unresolved |  | TRO |  | 
	
		| Asplenium rusbyanum Domin | Synonym |  | TRO |  | 
	
		| Asplenium rusciforme Wall.; Salom. | Unresolved |  | IPNI |  | 
	
		| Asplenium × ruscinonense Nieschalk, Lovis & Reichst. | Unresolved |  | IPNI |  | 
	
		| Asplenium russellii Rosenst. | Unresolved |  | IPNI |  | 
	
		| Asplenium ruta Wall. | Unresolved |  | IPNI |  | 
	
		| Asplenium ruta muraria Pappe & Rawson | Unresolved |  | IPNI |  | 
	
		| Asplenium ruta muraria x cuneifolium Aschers.u.Graebn. | Unresolved |  | IPNI |  | 
	
		| Asplenium ruta muraria x forsteri Waisb. | Unresolved |  | IPNI |  | 
	
		| Asplenium ruta muraria x nigrum Aschers.u.Graebn. | Unresolved |  | IPNI |  | 
	
		| Asplenium ruta muraria x septentrionale Murbeck | Unresolved |  | IPNI |  | 
	
		| Asplenium ruta muraria x trichomanes C.Chr. | Unresolved |  | IPNI |  | 
	
		| Asplenium ruta-muraria L. | Accepted |  | TRO |  | 
	
		| Asplenium ruta-muraria var. cryptolepis (Fernald) Massey | Synonym |  | TRO |  | 
	
		| Asplenium ruta-muraria subsp. cryptolepis (Fernald) R.T. Clausen & Wahl | Synonym |  | TRO |  | 
	
		| Asplenium ruta-muraria var. eberlei (D.E. Mey.) Rasbach, K. Rasbach, Reichst. & Viane | Accepted |  | TRO |  | 
	
		| Asplenium ruta-muraria var. ohionis (Fernald) Wherry | Synonym |  | TRO |  | 
	
		| Asplenium ruta-muraria var. subtenuifolium C. Chr. | Synonym |  | TRO |  | 
	
		| Asplenium ruta-muraria var. subtenuifolium Christ | Synonym |  | TRO |  | 
	
		| Asplenium rutaceum (Willd.) Mett. | Accepted |  | TRO |  | 
	
		| Asplenium rutaceum var. disculiferum Sodiro | Synonym |  | TRO |  | 
	
		| Asplenium rutifolium (Bergius) Kunze | Accepted |  | TRO |  | 
	
		| Asplenium rutifolium var. bipinnatum (Forssk.) Schelpe | Synonym |  | TRO |  | 
	
		| Asplenium rutshuruense Taton ex Pic.Serm. | Unresolved |  | IPNI |  | 
	
		| Asplenium ruwenzoriense Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium sagittatum (DC.) Bunge, A. J. | Accepted |  | TRO |  | 
	
		| Asplenium saigonense Matthew & Christ | Unresolved |  | IPNI |  | 
	
		| Asplenium sajanense Gudoschn. & Krasnob. | Unresolved |  | TRO |  | 
	
		| Asplenium salicifolium L. | Accepted |  | TRO |  | 
	
		| Asplenium salicifolium var. aequilaterale (Christ) C.D. Adams | Accepted |  | TRO |  | 
	
		| Asplenium salicifolium var. auriculatum (Sw.) Proctor | Synonym |  | TRO |  | 
	
		| Asplenium salicifolium var. integerrimum (Spreng.) Mett. | Synonym |  | TRO |  | 
	
		| Asplenium salicifolium var. salicifolium | Synonym |  | TRO |  | 
	
		| Asplenium salicinum J.Sm. | Unresolved |  | IPNI |  | 
	
		| Asplenium salignum Blume | Unresolved |  | TRO |  | 
	
		| Asplenium samanae Brause | Unresolved |  | IPNI |  | 
	
		| Asplenium samarkandense C. Koss. | Synonym |  | TRO |  | 
	
		| Asplenium sambucifolium Ettingsh. | Unresolved |  | IPNI |  | 
	
		| Asplenium sammatii Kuhn | Synonym |  | TRO |  | 
	
		| Asplenium sampsoni Hance | Accepted |  | TRO |  | 
	
		| Asplenium sanchezii A.R. Sm. | Accepted |  | TRO |  | 
	
		| Asplenium sancti-christofori Christ in Schum.et.Laut. | Unresolved |  | IPNI |  | 
	
		| Asplenium sanderi Baker | Synonym |  | TRO |  | 
	
		| Asplenium sanderi C. Chr. | Synonym |  | TRO |  | 
	
		| Asplenium sandersonii Hook. | Accepted |  | TRO |  | 
	
		| Asplenium sandersonii var. sandersonii | Synonym |  | TRO |  | 
	
		| Asplenium sandersonii var. vagans (Baker) C. Chr. | Synonym |  | TRO |  | 
	
		| Asplenium sandwichense Milde | Unresolved |  | IPNI |  | 
	
		| Asplenium sandwichianum Hook. | Unresolved |  | IPNI |  | 
	
		| Asplenium sanguinolentum Kunze ex Mett. | Synonym |  | TRO |  | 
	
		| Asplenium × santamariae H.Schaef., Rumsey & Rasbach | Unresolved |  | IPNI |  | 
	
		| Asplenium sarasinorum Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium sarcodes Maxon | Synonym |  | TRO |  | 
	
		| Asplenium sarelii Hook. | Accepted |  | TRO |  | 
	
		| Asplenium sarelii f. altajense Kom. | Synonym |  | TRO |  | 
	
		| Asplenium sarelii var. pekinense (Hance) C. Chr. | Synonym |  | TRO |  | 
	
		| Asplenium sarelii var. sarelii | Synonym |  | TRO |  | 
	
		| Asplenium sarmentosum Willd. | Unresolved |  | IPNI |  | 
	
		| Asplenium × sarniense Sleep | Unresolved |  | IPNI |  | 
	
		| Asplenium × sarniense Sleep | Unresolved |  | TRO |  | 
	
		| Asplenium sasakii Hayata | Unresolved |  | TRO |  | 
	
		| Asplenium saulii Hook. | Unresolved |  | TRO |  | 
	
		| Asplenium saxatile Salisb. | Unresolved |  | IPNI |  | 
	
		| Asplenium saxicola Rosenst. | Accepted |  | TRO |  | 
	
		| Asplenium scalifolium E.P. St. John | Synonym |  | TRO |  | 
	
		| Asplenium scallanii Christ | Unresolved |  | TRO |  | 
	
		| Asplenium scandens J.Sm. | Unresolved |  | IPNI |  | 
	
		| Asplenium scandens Houlston & T.Moore | Unresolved |  | IPNI |  | 
	
		| Asplenium scandicinum Kaulf. | Synonym |  | TRO |  | 
	
		| Asplenium schaffneri E. Fourn. | Unresolved |  | TRO |  | 
	
		| Asplenium schelpei Braithwaite | Unresolved |  | IPNI |  | 
	
		| Asplenium schiedei Mett. | Unresolved |  | TRO |  | 
	
		| Asplenium schiffneri H. Chr. | Synonym |  | TRO |  | 
	
		| Asplenium schimperi (Moug. ex Fée) A. Braun | Synonym |  | TRO |  | 
	
		| Asplenium schimperi var. multicaudatum Baker | Synonym |  | TRO |  | 
	
		| Asplenium schimperianum Hochst.; Fee | Unresolved |  | IPNI |  | 
	
		| Asplenium schizocarpum Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium schizodon T.Moore | Unresolved |  | IPNI |  | 
	
		| Asplenium schizophyllum C. Chr. | Accepted |  | TRO |  | 
	
		| Asplenium schizotrichum Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium schkuhrianum C.Presl | Unresolved |  | IPNI |  | 
	
		| Asplenium schkuhrii Mett. | Accepted |  | TRO |  | 
	
		| Asplenium schlechtendahlianum Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium schnelli Tardieu | Unresolved |  | TRO |  | 
	
		| Asplenium schoggersii Alderw. | Unresolved |  | IPNI |  | 
	
		| Asplenium schomburgkianum Klotzsch | Synonym |  | TRO |  | 
	
		| Asplenium schottii C. Presl | Unresolved |  | TRO |  | 
	
		| Asplenium schultzei Brause | Unresolved |  | IPNI |  | 
	
		| Asplenium schwackei Christ in Schwacke | Unresolved |  | IPNI |  | 
	
		| Asplenium schweinfurthii Bak.in Balfour | Unresolved |  | IPNI |  | 
	
		| Asplenium sciadophilum Proctor | Accepted |  | TRO |  | 
	
		| Asplenium scleropium Homb. & Jacq. | Unresolved |  | IPNI |  | 
	
		| Asplenium scolopendrifrons Hayata | Synonym |  | TRO |  | 
	
		| Asplenium scolopendrioides J.Sm. | Unresolved |  | IPNI |  | 
	
		| Asplenium scolopendrium L. | Accepted |  | TRO |  | 
	
		| Asplenium scolopendrium var. americanum (Fernald) Kartesz & Gandhi | Accepted |  | TRO |  | 
	
		| Asplenium scolopendrium var. lindenii (Hook.) Viane, Rasbach & Reichstein | Synonym |  | TRO |  | 
	
		| Asplenium scolopendropsis F.Muell. | Unresolved |  | IPNI |  | 
	
		| Asplenium scortechinii Bedd. | Accepted |  | TRO |  | 
	
		| Asplenium sebungweense J.E.Burrows | Unresolved |  | IPNI |  | 
	
		| Asplenium sechellarum Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium seelosii Leybold | Unresolved |  | IPNI |  | 
	
		| Asplenium seemannii (T. Moore) Baker | Synonym |  | TRO |  | 
	
		| Asplenium seileri C.D. Adams | Accepted |  | TRO |  | 
	
		| Asplenium selenopteris Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium sellowianum C. Presl ex Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium semiadnatum C.Chr. | Unresolved |  | IPNI |  | 
	
		| Asplenium semicordatum Raddi | Synonym |  | TRO |  | 
	
		| Asplenium semidentatum F | Unresolved |  | IPNI |  | 
	
		| Asplenium semihastatum Kunze ex Mett. | Synonym |  | TRO |  | 
	
		| Asplenium semipinnatum (Hieron.) A.R. Sm. | Accepted |  | TRO |  | 
	
		| Asplenium semivarians Viane & Reichst. | Unresolved |  | TRO |  | 
	
		| Asplenium septentrionale (L.) Hoffm. | Accepted |  | TRO |  | 
	
		| Asplenium septentrionale subsp. caucasicum Fraser-Jenk. & Lovis | Synonym |  | TRO |  | 
	
		| Asplenium septentrionale x adiantum nigrum Aschers.u.Graebn. | Unresolved |  | IPNI |  | 
	
		| Asplenium septentrionale x germanicum Waisb. | Unresolved |  | IPNI |  | 
	
		| Asplenium septentrionale x lanceolatum Christ | Unresolved |  | IPNI |  | 
	
		| Asplenium septentrionale x ruta muraria Asch. | Unresolved |  | IPNI |  | 
	
		| Asplenium septentrionale x trichomanes C.Chr. | Unresolved |  | IPNI |  | 
	
		| Asplenium septentrionale x trichomanes Murbeck | Unresolved |  | IPNI |  | 
	
		| Asplenium sepulchrale Hook. | Unresolved |  | IPNI |  | 
	
		| Asplenium serpentini Tausch | Unresolved |  | IPNI |  | 
	
		| Asplenium serra Langsd. & Fisch. | Accepted |  | TRO |  | 
	
		| Asplenium serra var. incurvatum Christ | Synonym |  | TRO |  | 
	
		| Asplenium serra var. remotum Kunze | Synonym |  | TRO |  | 
	
		| Asplenium serratissimum Ching | Accepted |  | TRO |  | 
	
		| Asplenium serratum L. | Accepted |  | TRO |  | 
	
		| Asplenium serratum var. caudatum Rosenst. | Synonym |  | TRO |  | 
	
		| Asplenium serricula Fée | Accepted |  | TRO |  | 
	
		| Asplenium serriforme Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium serronii Glaz.; Fee | Unresolved |  | IPNI |  | 
	
		| Asplenium serrulatum (Sw.) Sw. | Synonym |  | TRO |  | 
	
		| Asplenium sertularioides Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium sessilifolium Desv. | Accepted |  | TRO |  | 
	
		| Asplenium sessilifolium var. guatemalense Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium sessilifolium var. minus Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium sessilifolium var. sessilifolium | Synonym |  | TRO |  | 
	
		| Asplenium sessilipinnum A. Rojas | Accepted |  | TRO |  | 
	
		| Asplenium setisectum Blume | Unresolved |  | IPNI |  | 
	
		| Asplenium setoi N.Murak. & Seriz. | Unresolved |  | IPNI |  | 
	
		| Asplenium setosum Desv. | Synonym |  | TRO |  | 
	
		| Asplenium setulosum J.Sm. | Unresolved |  | IPNI |  | 
	
		| Asplenium shawii Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium × shawneense (R.C. Moran) H.E. Ballard | Accepted |  | TRO |  | 
	
		| Asplenium × shawneense (R.C. Moran) Mohlenbr. | Unresolved |  | TRO |  | 
	
		| Asplenium shepherdii Spreng. | Synonym |  | TRO |  | 
	
		| Asplenium shepherdii var. bipinnatum Christ | Synonym |  | TRO |  | 
	
		| Asplenium shepherdii var. costaricense Baker | Synonym |  | TRO |  | 
	
		| Asplenium shepherdii var. flagelliferum J. Bommer ex Christ | Synonym |  | TRO |  | 
	
		| Asplenium shepherdioides Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium sherburgense Baker | Synonym |  | TRO |  | 
	
		| Asplenium shikokianum Makino | Accepted |  | TRO |  | 
	
		| Asplenium shimurae Nakaike | Unresolved |  | IPNI |  | 
	
		| Asplenium shuttleworthianum Kunze | Unresolved |  | IPNI |  | 
	
		| Asplenium siamense Tagawa & K.Iwats. | Unresolved |  | IPNI |  | 
	
		| Asplenium sibiricum Turcz. ex Kunze | Synonym |  | TRO |  | 
	
		| Asplenium sikkimbirii Fraser-Jenk. | Unresolved |  | TRO |  | 
	
		| Asplenium sikkimense Clarke | Unresolved |  | IPNI |  | 
	
		| Asplenium sikkimense C.B.Clarke | Unresolved |  | IPNI |  | 
	
		| Asplenium sikkimensis C.B. Clarke | Synonym |  | TRO |  | 
	
		| Asplenium silesiacum Milde | Unresolved |  | IPNI |  | 
	
		| Asplenium silvaticum F.Muell. | Unresolved |  | IPNI |  | 
	
		| Asplenium silvaticum T.Moore | Unresolved |  | IPNI |  | 
	
		| Asplenium simii A.F. Braithw. & Schelpe | Accepted |  | TRO |  | 
	
		| Asplenium simile Blume | Unresolved |  | IPNI |  | 
	
		| Asplenium simillimum Kuhn ex Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium simonsianum Hook. | Accepted |  | TRO |  | 
	
		| Asplenium simplex (Hook.) Hance | Synonym |  | TRO |  | 
	
		| Asplenium simplicifolium Brade | Unresolved |  | IPNI |  | 
	
		| Asplenium simplicifrons F. Muell. | Unresolved |  | TRO |  | 
	
		| Asplenium sinense Baker | Synonym |  | TRO |  | 
	
		| Asplenium sintenisii Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium sinuatum P. Beauv. | Synonym |  | TRO |  | 
	
		| Asplenium skinneri Baker | Synonym |  | TRO |  | 
	
		| Asplenium × sleepiae Badr | Unresolved |  | IPNI |  | 
	
		| Asplenium sleepiae Badré & Boudrie | Unresolved |  | TRO |  | 
	
		| Asplenium smedsii Pic. Serm. | Unresolved |  | TRO |  | 
	
		| Asplenium smithianum Baker | Synonym |  | TRO |  | 
	
		| Asplenium soboliferum Wall. | Unresolved |  | IPNI |  | 
	
		| Asplenium × sobtianum Fraser-Jenk., Pangtey & Khullar | Unresolved |  | TRO |  | 
	
		| Asplenium sodiroanum C. Chr. | Unresolved |  | TRO |  | 
	
		| Asplenium sodiroi Christ | Synonym |  | TRO |  | 
	
		| Asplenium soleirolioides A.R. Sm. | Accepted |  | TRO |  | 
	
		| Asplenium solenopteris | Unresolved |  | IPNI |  | 
	
		| Asplenium solidum Kunze | Unresolved |  | TRO |  | 
	
		| Asplenium × sollerense Lovis, Sleep & Reichst. | Unresolved |  | TRO |  | 
	
		| Asplenium solmsii Baker | Accepted |  | TRO |  | 
	
		| Asplenium sorbifolium Jacq. | Synonym |  | TRO |  | 
	
		| Asplenium sordidum Kunze | Unresolved |  | IPNI |  | 
	
		| Asplenium sororium Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium sorzogonense C. Presl | Synonym |  | TRO |  | 
	
		| Asplenium souchei Litard. | Unresolved |  | TRO |  | 
	
		| Asplenium spannagelii Sehnem | Unresolved |  | IPNI |  | 
	
		| Asplenium spathulatum Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium spathulatum Peter | Unresolved |  | IPNI |  | 
	
		| Asplenium spathulinum J.Sm. | Unresolved |  | IPNI |  | 
	
		| Asplenium spathulinum Hill. | Unresolved |  | IPNI |  | 
	
		| Asplenium speciosum Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium spectabile Wall. ex Mett. | Synonym |  | TRO |  | 
	
		| Asplenium speluncae Christ | Accepted |  | TRO |  | 
	
		| Asplenium sphaerosporum A.R. Sm. | Accepted |  | TRO |  | 
	
		| Asplenium × sphenocookii W.H.Wagner | Unresolved |  | IPNI |  | 
	
		| Asplenium sphenoides Kunze | Unresolved |  | IPNI |  | 
	
		| Asplenium sphenolobium Zenker ex Kunze | Unresolved |  | TRO |  | 
	
		| Asplenium sphenolobum Zenker msc.(Kze.Linn.24.264.1851); Hieron. | Unresolved |  | IPNI |  | 
	
		| Asplenium sphenotomum Hillebr. | Accepted |  | TRO |  | 
	
		| Asplenium spicant Bernh. | Synonym |  | TRO |  | 
	
		| Asplenium spinescens Mett. ex Kuhn | Synonym |  | TRO |  | 
	
		| Asplenium spinulosum (Blume) Mett. | Synonym |  | TRO |  | 
	
		| Asplenium spinulosum var. subtriangulare (Hook.) C.B. Clarke | Synonym |  | TRO |  | 
	
		| Asplenium spirale Holttum | Unresolved |  | IPNI |  | 
	
		| Asplenium splendens Kunze | Accepted |  | TRO |  | 
	
		| Asplenium splendens var. angustatum (R. Sim) C. Chr. | Synonym |  | TRO |  | 
	
		| Asplenium sprengelii Wikstr. | Unresolved |  | IPNI |  | 
	
		| Asplenium spruceanum Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium sprucei Baker | Accepted |  | TRO |  | 
	
		| Asplenium squamigerum Mett. | Synonym |  | TRO |  | 
	
		| Asplenium squamosum L. | Accepted |  | TRO |  | 
	
		| Asplenium squamulatum Blume | Unresolved |  | TRO |  | 
	
		| Asplenium squamuliferum Alderw. | Unresolved |  | IPNI |  | 
	
		| Asplenium squamuligerum Hieron. | Unresolved |  | IPNI |  | 
	
		| Asplenium squamulosum (Fée) T. Moore | Synonym |  | TRO |  | 
	
		| Asplenium standleyi Maxon | Synonym |  | TRO |  | 
	
		| Asplenium stans Kunze | Synonym |  | TRO |  | 
	
		| Asplenium stantoni Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium staudtii Hieron. | Unresolved |  | IPNI |  | 
	
		| Asplenium × staufferi L.S | Unresolved |  | IPNI |  | 
	
		| Asplenium steerei Harr. | Unresolved |  | IPNI |  | 
	
		| Asplenium stellatum Colla | Accepted |  | TRO |  | 
	
		| Asplenium stenocarpon F | Unresolved |  | IPNI |  | 
	
		| Asplenium stenocarpum Mett. | Synonym |  | TRO |  | 
	
		| Asplenium stenolobum C.Chr. | Unresolved |  | IPNI |  | 
	
		| Asplenium stenophyllum Bedd. | Synonym |  | TRO |  | 
	
		| Asplenium stenopteris Kunze | Unresolved |  | IPNI |  | 
	
		| Asplenium stenopteron Peter | Unresolved |  | IPNI |  | 
	
		| Asplenium stereophyllum Kunze | Unresolved |  | IPNI |  | 
	
		| Asplenium stipicellatum Pic.Serm. | Unresolved |  | IPNI |  | 
	
		| Asplenium stipitatum J.Sm. | Unresolved |  | IPNI |  | 
	
		| Asplenium stipitiforme Gepp | Unresolved |  | IPNI |  | 
	
		| Asplenium × stiriacum D.Meyer | Unresolved |  | IPNI |  | 
	
		| Asplenium stoliczkae (Bedd.) C.B. Clarke | Synonym |  | TRO |  | 
	
		| Asplenium stoloniferum Bory | Accepted |  | TRO |  | 
	
		| Asplenium stolonipes Mickel & Beitel | Accepted |  | TRO |  | 
	
		| Asplenium × stotleri Wherry (pro. sp.) | Accepted |  | TRO |  | 
	
		| Asplenium stotleri Wherry | Synonym |  | TRO |  | 
	
		| Asplenium strangeanum Pic.Serm. | Unresolved |  | IPNI |  | 
	
		| Asplenium striatum L. | Synonym |  | TRO |  | 
	
		| Asplenium striatum var. caracasanum (Willd.) D.C. Eaton | Synonym |  | TRO |  | 
	
		| Asplenium strictum Brack. | Synonym |  | TRO |  | 
	
		| Asplenium strigillosum T. Moore ex E.J. Lowe | Synonym |  | TRO |  | 
	
		| Asplenium stuebelianum Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium stuhlmannii Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium suave E.P. St. John | Accepted |  | TRO |  | 
	
		| Asplenium subaequilaterale Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium subalatum Hook. & Arn. | Synonym |  | TRO |  | 
	
		| Asplenium subandinum Gand. | Unresolved |  | TRO |  | 
	
		| Asplenium subantiquum Viane | Unresolved |  | IPNI |  | 
	
		| Asplenium subaquatile Ces. | Unresolved |  | IPNI |  | 
	
		| Asplenium subauriculatum Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium subavenium Hook. | Unresolved |  | IPNI |  | 
	
		| Asplenium subcrenatum Ching | Accepted |  | TRO |  | 
	
		| Asplenium subdigitatum Ching | Accepted |  | TRO |  | 
	
		| Asplenium subdimidiatum Stolze | Synonym |  | TRO |  | 
	
		| Asplenium subemarginatum Rosenst. | Unresolved |  | IPNI |  | 
	
		| Asplenium subflexuosum Rosenst. | Unresolved |  | TRO |  | 
	
		| Asplenium subglandulosum Salvo, Prada & T.E.Diaz | Unresolved |  | IPNI |  | 
	
		| Asplenium subglandulosum subsp. papaverifolium (Kunze) Salvo & Prada & C. Díaz | Synonym |  | TRO |  | 
	
		| Asplenium subhastatum Hook. | Unresolved |  | TRO |  | 
	
		| Asplenium subintegrifolium Bir | Unresolved |  | IPNI |  | 
	
		| Asplenium subintegrifolium Khullar | Unresolved |  | IPNI |  | 
	
		| Asplenium subintegrum C. Chr. | Accepted |  | TRO |  | 
	
		| Asplenium sublaserpitiifolium Ching ex Tardieu & Ching | Accepted |  | TRO |  | 
	
		| Asplenium sublongum Ching | Accepted |  | TRO |  | 
	
		| Asplenium subnormale Copel. | Unresolved |  | TRO |  | 
	
		| Asplenium subnudum H. Karst. | Synonym |  | TRO |  | 
	
		| Asplenium suborbiculare Ching | Accepted |  | TRO |  | 
	
		| Asplenium subresectum Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium subserratum Blume | Unresolved |  | IPNI |  | 
	
		| Asplenium subserratum Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium subsessile Cav. | Synonym |  | TRO |  | 
	
		| Asplenium subsinuatum Wall. ex Hook. & Grev. | Synonym |  | TRO |  | 
	
		| Asplenium subspathulatum Rosenst. | Unresolved |  | IPNI |  | 
	
		| Asplenium subspathulatum Alderw. | Unresolved |  | IPNI |  | 
	
		| Asplenium subtenuifolium (Christ) Ching & S.H. Wu | Accepted |  | TRO |  | 
	
		| Asplenium subtile E.P. St. John | Accepted |  | TRO |  | 
	
		| Asplenium subtoramanum Ching | Accepted |  | TRO |  | 
	
		| Asplenium subtrapezoideum Ching | Accepted |  | TRO |  | 
	
		| Asplenium subtriangulare Hook. | Synonym |  | TRO |  | 
	
		| Asplenium subvarians Ching | Accepted |  | TRO |  | 
	
		| Asplenium subvestitum Copel. | Synonym |  | TRO |  | 
	
		| Asplenium succulentum C.B. Clarke | Synonym |  | TRO |  | 
	
		| Asplenium × suevicum Bertsch ex D.E.Mey. | Unresolved |  | IPNI |  | 
	
		| Asplenium sulcatum Lam. | Accepted |  | TRO |  | 
	
		| Asplenium sulcatum var. recognitum Hicken | Synonym |  | TRO |  | 
	
		| Asplenium sumatranum Hook. | Unresolved |  | IPNI |  | 
	
		| Asplenium sundense Blume | Synonym |  | TRO |  | 
	
		| Asplenium suppositum Hieron. | Unresolved |  | IPNI |  | 
	
		| Asplenium surinamense F | Unresolved |  | IPNI |  | 
	
		| Asplenium surrogatum P.S. Green | Unresolved |  | TRO |  | 
	
		| Asplenium swartzianum Kunze | Unresolved |  | IPNI |  | 
	
		| Asplenium swartzii Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium sylvaticum (Bory) C. Presl | Accepted |  | TRO |  | 
	
		| Asplenium symmetricum Col. | Unresolved |  | IPNI |  | 
	
		| Asplenium szechuanense Ching | Synonym |  | TRO |  | 
	
		| Asplenium tabinense Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium tabulare Schrad. | Unresolved |  | IPNI |  | 
	
		| Asplenium tabulense Rossello, Cubas & Rebassa | Unresolved |  | TRO |  | 
	
		| Asplenium tadei Fraser-Jenk. & Schneller | Unresolved |  | TRO |  | 
	
		| Asplenium taeniosum Kunze | Unresolved |  | IPNI |  | 
	
		| Asplenium tafanum C.Chr. | Unresolved |  | IPNI |  | 
	
		| Asplenium × tagananaense Rumsey | Unresolved |  | IPNI |  | 
	
		| Asplenium taiwanense Ching | Accepted |  | TRO |  | 
	
		| Asplenium tamandarei Rosenst. | Unresolved |  | IPNI |  | 
	
		| Asplenium × tandinii Fraser-Jenk. | Unresolved |  | TRO |  | 
	
		| Asplenium × tavelio Gu | Unresolved |  | IPNI |  | 
	
		| Asplenium tavoyanum Wall. | Unresolved |  | IPNI |  | 
	
		| Asplenium taylorianum Jenman | Synonym |  | TRO |  | 
	
		| Asplenium tenebrosum Jenman | Unresolved |  | IPNI |  | 
	
		| Asplenium tenellum Roxb.in Beats. | Unresolved |  | IPNI |  | 
	
		| Asplenium tenellum F | Unresolved |  | IPNI |  | 
	
		| Asplenium tenellum C.Hope | Unresolved |  | IPNI |  | 
	
		| Asplenium tenerrimum Mett. ex Kuhn | Accepted |  | TRO |  | 
	
		| Asplenium tenerum G. Forst. | Accepted |  | TRO |  | 
	
		| Asplenium tenerumoides S.B.Andrews | Unresolved |  | IPNI |  | 
	
		| Asplenium tenue C. Presl | Synonym |  | TRO |  | 
	
		| Asplenium tenuicaudatum Pic.Serm. | Unresolved |  | IPNI |  | 
	
		| Asplenium tenuicaule Hayata | Accepted |  | TRO |  | 
	
		| Asplenium tenuiculum Rosenst. | Unresolved |  | IPNI |  | 
	
		| Asplenium tenuifolium D. Don | Accepted |  | TRO |  | 
	
		| Asplenium tenuifolium var. tenuifolium | Synonym |  | TRO |  | 
	
		| Asplenium tenuifrons Wall. ex C. Hope | Synonym |  | TRO |  | 
	
		| Asplenium tenuilobum T.Moore | Unresolved |  | IPNI |  | 
	
		| Asplenium tenuisectifolia Gepp | Unresolved |  | IPNI |  | 
	
		| Asplenium tenuisectum (Blume) Hook. | Synonym |  | TRO |  | 
	
		| Asplenium tenuissimum Hayata | Unresolved |  | TRO |  | 
	
		| Asplenium × tenuivarians Z.R.Wang | Unresolved |  | IPNI |  | 
	
		| Asplenium tenuivarians Z. R. Wang | Unresolved |  | TRO |  | 
	
		| Asplenium ternatum C. Presl | Synonym |  | TRO |  | 
	
		| Asplenium terorense G.Kunkel | Unresolved |  | IPNI |  | 
	
		| Asplenium terrestre Brownsey | Unresolved |  | IPNI |  | 
	
		| Asplenium tetraploideum Panigrahi | Unresolved |  | IPNI |  | 
	
		| Asplenium textorii Miq. | Synonym |  | TRO |  | 
	
		| Asplenium thalictroides Kunze | Unresolved |  | IPNI |  | 
	
		| Asplenium theciferum (Kunth) Mett. | Accepted |  | TRO |  | 
	
		| Asplenium theciferum var. concinnum (Schrad.) Schelpe | Synonym |  | TRO |  | 
	
		| Asplenium theciferum subsp. concinnum (Schrad.) Bonap. | Synonym |  | TRO |  | 
	
		| Asplenium thelypterioides Michx. | Synonym |  | TRO |  | 
	
		| Asplenium thelypteroides Michx. | Unresolved |  | IPNI |  | 
	
		| Asplenium thunbergii Kunze | Accepted |  | TRO |  | 
	
		| Asplenium thwaitesianum Szysz.ap.Beck | Unresolved |  | IPNI |  | 
	
		| Asplenium thwaitesii A. Braun ex Mett. | Synonym |  | TRO |  | 
	
		| Asplenium tianmushanense Ching | Accepted |  | TRO |  | 
	
		| Asplenium tianshanense Ching | Accepted |  | TRO |  | 
	
		| Asplenium tibeticum Ching | Accepted |  | TRO |  | 
	
		| Asplenium ticinense D.E. Mey. | Unresolved |  | TRO |  | 
	
		| Asplenium tinarooense S.B.Andrews | Unresolved |  | IPNI |  | 
	
		| Asplenium tocoraniense Rosenst. | Synonym |  | TRO |  | 
	
		| Asplenium tomentosum Lam. | Synonym |  | TRO |  | 
	
		| Asplenium tonkinense C.Chr. | Unresolved |  | IPNI |  | 
	
		| Asplenium toppingianum Copel. | Synonym |  | TRO |  | 
	
		| Asplenium toramanum Makino | Accepted |  | TRO |  | 
	
		| Asplenium torrei Schelpe | Unresolved |  | TRO |  | 
	
		| Asplenium torrentium C.B. Clarke | Synonym |  | TRO |  | 
	
		| Asplenium torresianum Gaudich. | Unresolved |  | IPNI |  | 
	
		| Asplenium tosaense Kurata | Unresolved |  | IPNI |  | 
	
		| Asplenium tozanense Hayata | Synonym |  | TRO |  | 
	
		| Asplenium translucens Viane | Unresolved |  | IPNI |  | 
	
		| Asplenium trapeziforme Wall. ex Hook. | Synonym |  | TRO |  | 
	
		| Asplenium trapezoides Sw. | Synonym |  | TRO |  | 
	
		| Asplenium trapezoideum Ching | Accepted |  | TRO |  | 
	
		| Asplenium travancoricum Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium tremulum Hombr. & Jacq. | Unresolved |  | IPNI |  | 
	
		| Asplenium trettenerianum Jan | Unresolved |  | IPNI |  | 
	
		| Asplenium trialatum C. Chr. | Synonym |  | TRO |  | 
	
		| Asplenium trianae Mett. | Synonym |  | TRO |  | 
	
		| Asplenium tricholepis Rosenst. | Accepted |  | TRO |  | 
	
		| Asplenium trichomanes L. | Accepted |  | TRO |  | 
	
		| Asplenium trichomanes var. anceps Milde | Synonym |  | TRO |  | 
	
		| Asplenium trichomanes var. castanea (Schltdl. & Cham.) Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium trichomanes var. herbaceum Sodiro | Synonym |  | TRO |  | 
	
		| Asplenium trichomanes var. repens Davenp. | Synonym |  | TRO |  | 
	
		| Asplenium trichomanes subsp. trichomanes | Synonym |  | TRO |  | 
	
		| Asplenium trichomanes subsp. tripteropus (Nakai) Á. Löve & D. Löve | Synonym |  | TRO |  | 
	
		| Asplenium trichomanes var. vespertinum (Maxon) Jeps. | Synonym |  | TRO |  | 
	
		| Asplenium trichomanes var. viridissimum Christ | Synonym |  | TRO |  | 
	
		| Asplenium trichomanes ramosum L. | Unresolved |  | IPNI |  | 
	
		| Asplenium trichomanes x adiantum nigrum Achers. | Unresolved |  | IPNI |  | 
	
		| Asplenium trichomanes x cuneifolium Aschers.u.Graebn. | Unresolved |  | IPNI |  | 
	
		| Asplenium trichomanes x cystopteris fragilis | Unresolved |  | IPNI |  | 
	
		| Asplenium trichomanes x fontanum Christ | Unresolved |  | IPNI |  | 
	
		| Asplenium trichomanes x foresiacum Aschers.u.Graebn. | Unresolved |  | IPNI |  | 
	
		| Asplenium trichomanes x germanicum | Unresolved |  | IPNI |  | 
	
		| Asplenium trichomanes x ruta muraria Archers. | Unresolved |  | IPNI |  | 
	
		| Asplenium trichomanes x septentrionale Archers. | Unresolved |  | IPNI |  | 
	
		| Asplenium trichomanes x viride Milde | Unresolved |  | IPNI |  | 
	
		| Asplenium trichomanes-dentatum L. | Unresolved |  | IPNI |  | 
	
		| Asplenium × trichomaniforme Woynar | Unresolved |  | IPNI |  | 
	
		| Asplenium trichomaniforme Woyn. | Unresolved |  | TRO |  | 
	
		| Asplenium trichomanoides Kunze | Unresolved |  | TRO |  | 
	
		| Asplenium trichonanoides Lumn. | Unresolved |  | IPNI |  | 
	
		| Asplenium triculum A.R. Sm. | Unresolved |  | TRO |  | 
	
		| Asplenium trifoliatum Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium trigonopterum Kunze | Accepted |  | TRO |  | 
	
		| Asplenium trilobatum C. Chr. | Accepted |  | TRO |  | 
	
		| Asplenium trilobum Cav. | Accepted |  | TRO |  | 
	
		| Asplenium trindadense Sylvestre | Unresolved |  | IPNI |  | 
	
		| Asplenium tripartitum Blume | Unresolved |  | IPNI |  | 
	
		| Asplenium triphyllum C. Presl | Accepted |  | TRO |  | 
	
		| Asplenium triphyllum var. compactum Hook. | Synonym |  | TRO |  | 
	
		| Asplenium triphyllum var. gracillimum Sodiro | Synonym |  | TRO |  | 
	
		| Asplenium triphyllum var. herbaceum (Fée) Sodiro | Accepted |  | TRO |  | 
	
		| Asplenium tripinnatifidum Copel. | Unresolved |  | IPNI |  | 
	
		| Asplenium tripinnatum Roxb. | Unresolved |  | IPNI |  | 
	
		| Asplenium tripteropus Nakai | Accepted |  | TRO |  | 
	
		| Asplenium triquetrum N. Murak. & R.C. Moran | Accepted |  | TRO |  | 
	
		| Asplenium triste Kaulf. | Unresolved |  | IPNI |  | 
	
		| Asplenium triste Raoul | Unresolved |  | IPNI |  | 
	
		| Asplenium trojanii Litard. | Unresolved |  | IPNI |  | 
	
		| Asplenium × troodeum Viane & Van den heede | Unresolved |  | IPNI |  | 
	
		| Asplenium troodeum Viane & Van Den Heede | Unresolved |  | TRO |  | 
	
		| Asplenium trudelii Wherry | Unresolved |  | IPNI |  | 
	
		| Asplenium × trudellii Wherry | Accepted |  | TRO |  | 
	
		| Asplenium truncatilobum F | Unresolved |  | IPNI |  | 
	
		| Asplenium truncatum Blume | Unresolved |  | IPNI |  | 
	
		| Asplenium truncatum Don; Pr. | Unresolved |  | IPNI |  | 
	
		| Asplenium truncorum Matos, Fernando Bittencourt, Labiak & Sylvestre | Accepted |  | TRO |  | 
	
		| Asplenium tryonii Correll | Accepted |  | TRO |  | 
	
		| Asplenium tsaratananense Tardieu | Unresolved |  | TRO |  | 
	
		| Asplenium × tubalense Rossell | Unresolved |  | IPNI |  | 
	
		| Asplenium tucumanense Hieron. | Synonym |  | TRO |  | 
	
		| Asplenium tuerckheimii Maxon | Accepted |  | TRO |  | 
	
		| Asplenium tungurahuae Sodiro | Synonym |  | TRO |  | 
	
		| Asplenium tunquiniense M. Kessler & A.R. Sm. | Accepted |  | TRO |  | 
	
		| Asplenium tussacii (Fée) T. Moore | Synonym |  | TRO |  | 
	
		| Asplenium tutwilerae B.R.Keener & L.J.Davenp. | Unresolved |  | IPNI |  | 
	
		| Asplenium × tyrrhenicum Cubas, Pangua & Rosselló | Unresolved |  | TRO |  | 
	
		| Asplenium udzungwense Beentje | Unresolved |  | IPNI |  | 
	
		| Asplenium uhligii Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium ulbrichtii Rosenst. | Accepted |  | TRO |  | 
	
		| Asplenium ulbrichtii var. major Rosenst. | Synonym |  | TRO |  | 
	
		| Asplenium ultimum A.R. Sm. | Accepted |  | TRO |  | 
	
		| Asplenium umbrosum Vill. | Unresolved |  | IPNI |  | 
	
		| Asplenium umbrosum Schrad. | Unresolved |  | IPNI |  | 
	
		| Asplenium umbrosum J.Sm. | Unresolved |  | IPNI |  | 
	
		| Asplenium umbrosum Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium umbrosum var. bellum (C.B. Clarke) Hosseus | Synonym |  | TRO |  | 
	
		| Asplenium umbrosum var. procerum Baker | Synonym |  | TRO |  | 
	
		| Asplenium underwoodii Maxon | Unresolved |  | TRO |  | 
	
		| Asplenium unilaterale Lam. | Accepted |  | TRO |  | 
	
		| Asplenium unilaterale var. decurrens (Bedd.) H.S. Kung | Accepted |  | TRO |  | 
	
		| Asplenium unilaterale var. majus (C. Chr.) Sledge | Synonym |  | TRO |  | 
	
		| Asplenium unilaterale f. majus C. Chr. | Synonym |  | TRO |  | 
	
		| Asplenium unilaterale var. obliquissimum Hayata | Synonym |  | TRO |  | 
	
		| Asplenium unilaterale var. rahaoense (Hayata) Hayata | Synonym |  | TRO |  | 
	
		| Asplenium unilaterale var. udum Atk. ex Bedd. | Synonym |  | TRO |  | 
	
		| Asplenium unilaterale var. unilaterale | Synonym |  | TRO |  | 
	
		| Asplenium unilobum Poir. | Synonym |  | TRO |  | 
	
		| Asplenium uniseriale Raddi | Accepted |  | TRO |  | 
	
		| Asplenium unisorum Viane | Unresolved |  | IPNI |  | 
	
		| Asplenium urbani Christ | Unresolved |  | IPNI |  | 
	
		| Asplenium urophyllum Wall. | Unresolved |  | IPNI |  | 
	
		| Asplenium uropteron Miq. | Synonym |  | TRO |  | 
	
		| Asplenium usambarense Hieron. | Unresolved |  | IPNI |  | 
	
		| Asplenium vacillans Kunze | Unresolved |  | IPNI |  | 
	
		| Asplenium vagans Baker | Synonym |  | TRO |  | 
	
		| Asplenium × valgannense Attinger | Unresolved |  | IPNI |  | 
	
		| Asplenium vallisclausae Req. | Unresolved |  | IPNI |  | 
	
		| Asplenium vareschianum A. Rojas | Accepted |  | TRO |  | 
	
		| Asplenium vargasii Abbiatti | Synonym |  | TRO |  | 
	
		| Asplenium variabile Hook. | Accepted |  | TRO |  | 
	
		| Asplenium variabile var. paucijugum (Ballard) Alston | Synonym |  | TRO |  | 
	
		| Asplenium variabile var. variabile | Synonym |  | TRO |  | 
	
		| Asplenium varians Wall. ex Hook. & Grev. | Accepted |  | TRO |  | 
	
		| Asplenium varium Roxb. | Unresolved |  | IPNI |  | 
	
		| Asplenium varium Mett.; Salom. | Unresolved |  | IPNI |  | 
	
		| Asplenium vastum Mett. | Synonym |  | TRO |  | 
	
		| Asplenium veitchianum T. Moore | Unresolved |  | TRO |  | 
	
		| Asplenium veneticolor L.Regalado & C.S | Unresolved |  | IPNI |  | 
	
		| Asplenium venosum Hook. | Synonym |  | TRO |  | 
	
		| Asplenium venturae A.R. Sm. | Accepted |  | TRO |  | 
	
		| Asplenium venulosum Baker | Synonym |  | TRO |  | 
	
		| Asplenium venustum Underw. & Maxon | Unresolved |  | IPNI |  | 
	
		| Asplenium vera-pax Donn.Sm. | Unresolved |  | IPNI |  | 
	
		| Asplenium verapax Donn. Sm. | Synonym |  | TRO |  | 
	
		| Asplenium verecundum Chapm. ex E. Fourn. | Synonym |  | TRO |  | 
	
		| Asplenium verulaceum Moore ex Hook. | Unresolved |  | IPNI |  | 
	
		| Asplenium vesiculosum Sodiro | Synonym |  | TRO |  | 
	
		| Asplenium vespertinum Maxon | Accepted |  | TRO |  | 
	
		| Asplenium vestitum Hook. | Unresolved |  | IPNI |  | 
	
		| Asplenium vexans A. Heller | Accepted |  | TRO |  | 
	
		| Asplenium vidalii Franch. & Sav. | Synonym |  | TRO |  | 
	
		| Asplenium vieillardii Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium villosum C. Presl | Unresolved |  | TRO |  | 
	
		| Asplenium vincentis Christ | Unresolved |  | IPNI |  | 
	
		| Asplenium vinsoni Cordem. | Synonym |  | TRO |  | 
	
		| Asplenium violascens T.Moore | Unresolved |  | IPNI |  | 
	
		| Asplenium virchowii Kuhn | Accepted |  | TRO |  | 
	
		| Asplenium virens C. Presl | Accepted |  | TRO |  | 
	
		| Asplenium virescens (Kunze) Mett. | Synonym |  | TRO |  | 
	
		| Asplenium virgilii Bory | Unresolved |  | IPNI |  | 
	
		| Asplenium virginianum Maxon | Unresolved |  | TRO |  | 
	
		| Asplenium × virginicum Maxon | Accepted |  | TRO |  | 
	
		| Asplenium viridans Labill. | Unresolved |  | IPNI |  | 
	
		| Asplenium viride Huds. | Accepted |  | TRO |  | 
	
		| Asplenium viride x cuneifolium Woynar; Aschers.u.Graebn. | Unresolved |  | IPNI |  | 
	
		| Asplenium viride x fontanum Christ in Burnat | Unresolved |  | IPNI |  | 
	
		| Asplenium viridifrons Makino | Unresolved |  | IPNI |  | 
	
		| Asplenium viridissimum Hayata | Synonym |  | TRO |  | 
	
		| Asplenium virillae Christ | Accepted |  | TRO |  | 
	
		| Asplenium vitiense Baker | Synonym |  | TRO |  | 
	
		| Asplenium vittaeforme Cav. | Unresolved |  | IPNI |  | 
	
		| Asplenium viviparioides Kuhn ex Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium viviparoides Kuhn in Herb. | Unresolved |  | IPNI |  | 
	
		| Asplenium viviparum (L. f.) C.Presl | Accepted |  | TRO |  | 
	
		| Asplenium viviparum var. lineatum (Sw.) Tardieu | Synonym |  | TRO |  | 
	
		| Asplenium vogesiacum F.Schultz | Unresolved |  | IPNI |  | 
	
		| Asplenium volkensii Hieron. | Unresolved |  | TRO |  | 
	
		| Asplenium volubile N. Murak. & R.C. Moran | Accepted |  | TRO |  | 
	
		| Asplenium vomeriforme Hook. | Accepted |  | TRO |  | 
	
		| Asplenium vulcanicum Blume | Accepted |  | TRO |  | 
	
		| Asplenium wachaviense Aschers.u.Graebn. | Unresolved |  | IPNI |  | 
	
		| Asplenium wacketii Rosenst. | Accepted |  | TRO |  | 
	
		| Asplenium wageneri Mett. | Unresolved |  | IPNI |  | 
	
		| Asplenium wagneri Mett. ex Kuhn | Accepted |  | TRO |  | 
	
		| Asplenium × waikamoi W.H.Wagner & D.D.Palmer | Unresolved |  | IPNI |  | 
	
		| Asplenium walkerae Hook. | Unresolved |  | IPNI |  | 
	
		| Asplenium wallichianum C. Presl | Unresolved |  | TRO |  | 
	
		| Asplenium wallisii Baker | Synonym |  | TRO |  | 
	
		| Asplenium × wangii C.M. Kuo | Accepted |  | TRO |  | 
	
		| Asplenium warburgianum Christ in Warb. | Unresolved |  | IPNI |  | 
	
		| Asplenium wardii Hook. | Synonym |  | TRO |  | 
	
		| Asplenium warmingii Gand. | Unresolved |  | IPNI |  | 
	
		| Asplenium warneckei Hieron. | Accepted |  | TRO |  | 
	
		| Asplenium weberbaueri Hieron. | Unresolved |  | TRO |  | 
	
		| Asplenium welwitschii Hook. | Synonym |  | TRO |  | 
	
		| Asplenium werneri Rosenst. | Unresolved |  | IPNI |  | 
	
		| Asplenium wheeleri Baker | Synonym |  | TRO |  | 
	
		| Asplenium × wherryi D.M.Sm. | Unresolved |  | IPNI |  | 
	
		| Asplenium × wherryi D.M. Sm., T.R. Bryant & D.E. Tate | Unresolved |  | TRO |  | 
	
		| Asplenium wichurae Mett. | Synonym |  | TRO |  | 
	
		| Asplenium wightianum Wall. | Unresolved |  | TRO |  | 
	
		| Asplenium wildii F.M.Bailey | Unresolved |  | IPNI |  | 
	
		| Asplenium wildii Bail. | Unresolved |  | IPNI |  | 
	
		| Asplenium wilfordii Mett. ex Kuhn | Accepted |  | TRO |  | 
	
		| Asplenium willdenovii Jenman | Unresolved |  | IPNI |  | 
	
		| Asplenium willdenowii A. Braun ex Mett. | Unresolved |  | TRO |  | 
	
		| Asplenium williamsii Stolze | Synonym |  | TRO |  | 
	
		| Asplenium wilsonii Baker | Synonym |  | TRO |  | 
	
		| Asplenium × wojaense S.Jess. | Unresolved |  | IPNI |  | 
	
		| Asplenium woodsioides Christ | Synonym |  | TRO |  | 
	
		| Asplenium woodwardioides Bernh. | Unresolved |  | IPNI |  | 
	
		| Asplenium woodwardioides Roxb. | Unresolved |  | IPNI |  | 
	
		| Asplenium woodwardioides Baker | Unresolved |  | IPNI |  | 
	
		| Asplenium woodwardioideum Gardner | Unresolved |  | IPNI |  | 
	
		| Asplenium woronowii Christ | Synonym |  | TRO |  | 
	
		| Asplenium woynarianum Aschers.u.Graebn. | Unresolved |  | IPNI |  | 
	
		| Asplenium wrightii Eaton ex Hook. | Accepted |  | TRO |  | 
	
		| Asplenium wrightioides Christ | Accepted |  | TRO |  | 
	
		| Asplenium wudangense Z. R. Wang & X. Hou | Unresolved |  | TRO |  | 
	
		| Asplenium wuliangshanense Ching | Accepted |  | TRO |  | 
	
		| Asplenium wuyishanicum Ching | Accepted |  | TRO |  | 
	
		| Asplenium xianqianense C.M. Zhang | Accepted |  | TRO |  | 
	
		| Asplenium xinjiangense Ching | Accepted |  | TRO |  | 
	
		| Asplenium xinyiense Ching & S.H. Wu | Accepted |  | TRO |  | 
	
		| Asplenium xiphophyllum Baker | Unresolved |  | TRO |  | 
	
		| Asplenium yakumontanum Masam. | Unresolved |  | TRO |  | 
	
		| Asplenium yelagagense Mickel & Beitel | Accepted |  | TRO |  | 
	
		| Asplenium yokoscense Franch. & Sav. | Synonym |  | TRO |  | 
	
		| Asplenium yoshinagae Makino | Accepted |  | TRO |  | 
	
		| Asplenium yoshinagae var. indicum (Sledge) Ching & S.K. Wu | Synonym |  | TRO |  | 
	
		| Asplenium yuanum Ching | Synonym |  | TRO |  | 
	
		| Asplenium yunnanense Franch. | Accepted |  | TRO |  | 
	
		| Asplenium yunnanense var. daraeiforme (Franch.) H.S. Kung | Synonym |  | TRO |  | 
	
		| Asplenium yunnanense var. yunnanense | Synonym |  | TRO |  | 
	
		| Asplenium zamiifolium Willd. | Accepted |  | TRO |  | 
	
		| Asplenium zamioides Hook. | Unresolved |  | IPNI |  | 
	
		| Asplenium zanzibaricum Baker | Synonym |  | TRO |  | 
	
		| Asplenium zenkerianum Kunze | Unresolved |  | IPNI |  | 
	
		| Asplenium zeyheri Pappe & Rawson | Synonym |  | TRO |  | 
	
		| Asplenium zeylanicum Hook. | Synonym |  | TRO |  | 
	
		| Asplenium zoeblitzianum Nazor | Unresolved |  | IPNI |  | 
	
		| Asplenium zoliense Kit.; Sadler | Unresolved |  | IPNI |  |