Ordinary Text
LAO CHECKLIST
Current names; arranged alphabetically by Family; based on Lindsay et al., 2009d
-- Revised 17 November 2016 --
We currently recognise 215 fern species in Laos (for comparison, we currently recognise 645 species in Thailand and 136 species in Cambodia).
All of the names in this Checklist (except one) are hyperlinked to a species Factsheet via one of two icons: 
denotes a hyperlink to a Factsheet containing images; 
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Aspleniaceae (15), Athyriaceae (10), Blechnaceae (4), Cibotiaceae (1), Cyatheaceae (6), Davalliaceae (6), Dennstaedtiaceae (6), Dryopteridaceae (7), Equisetaceae (2), Gleicheniaceae (3), Hymenophyllaceae (8), Lindsaeaceae (4), Lomariopsidaceae (2), Lygodiaceae (6), Marattiaceae (1), Marsileaceae (1), Oleandraceae (1), Ophioglossaceae (2), Osmundaceae (2), Polypodiaceae (49), Psilotaceae (1), Pteridaceae subfam. Cheilanthoideae (10), Pteridaceae subfam. Cryptogrammoideae (2), Pteridaceae subfam. Parkerioideae (1), Pteridaceae subfam. Pteridoideae (22), Pteridaceae subfam. Vittarioideae (14), Salviniaceae (1), Tectariaceae (14), Thelypteridaceae (14).
ASPLENIACEAE
Asplenium affine Sw.
Asplenium antrophyoides Christ
Asplenium confusum Tardieu & Ching
Asplenium contiguum Kaulf.
Asplenium crinicaule Hance
Asplenium ensiforme Wall. ex Hook. & Grev.
Asplenium grevillei Wall. ex Hook. & Grev.
Asplenium nidus L. var. nidus
Asplenium nidus L. var. musifolium (Mett.) C.Chr.
Asplenium normale D.Don
Asplenium phyllitidis D.Don. subsp. malesicum Holttum
Asplenium prolongatum Hook.
Asplenium scortechinii Bedd.
Asplenium yoshinagae Makino
Hymenasplenium apogamum (N.Murak. & Hatan.) Nakaike
Hymenasplenium excisum (C.Presl) S.Linds.
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ATHYRIACEAE
Athyrium cumingianum (C.Presl) Milde
Athyrium wallichianum Ching
Diplazium calogramma H.Christ
Diplazium dilatatum Blume
Diplazium donianum (Mett.) Tardieu
Diplazium esculentum (Retz.) Sw.
Diplazium petelotii Tardieu
Diplazium petrii Tardieu
Diplazium polypodioides Blume
Diplazium subsinuatum (Wall. ex Hook. & Grev.) Tagawa
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BLECHNACEAE
Blechnum orientale L.
Brainea insignis (Hook.) J.Sm.
Stenochlaena palustris (Burm.f.) Bedd.
Woodwardia japonica (L.f.) Sm.
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CIBOTIACEAE
Cibotium barometz (L.) J.Sm.
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CYATHEACEAE
Cyathea chinensis Copel.
Cyathea contaminans (Wall. ex Hook.) Copel.
Cyathea gigantea (Wall. ex Hook.) Holttum
Cyathea latebrosa (Wall. ex Hook.) Copel.
Cyathea podophylla (Hook.) Copel.
Cyathea spinulosa Wall. ex Hook.
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DAVALLIACEAE
Davallia denticulata (Burm.f.) Mett. ex Kuhn
Davallia giffithiana Hook.
Davallia repens (L.f.) Kuhn
Davallia trichomanoides Blume var. trichomanoides
Davallodes hymenophylloides (Blume) M.Kato & Tsutsumi
Davallodes pulchra (D.Don) M.Kato & Tsutsumi
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DENNSTAEDTIACEAE
Dennstaedtia scabra (Wall. ex Hook.) T.Moore
Microlepia herbacea Ching & C.Chr. ex Tardieu & C.Chr.
Microlepia platyphylla (D.Don) J.Sm.
Microlepia speluncae (L.) T.Moore
Pteridium aquilinum (L.) Kuhn
Pteridium semihastatum (Wall. ex J.Agardh) S.B.Andrews
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DRYOPTERIDACEAE
Bolbitis appendiculata (Willd.) K.Iwats.
Bolbitis copelandii Ching ex C.Chr. & Tardieu
Bolbitis hookeriana K.Iwats.
Elaphoglossum stelligerum (Wall. ex Baker) T.Moore ex Alston & Bonner
Elaphoglossum yoshinagae (Yatabe) Makino
Lomagramma sorbifolia (Willd.) Ching
Peranema aspidioides (Blume) Mett.
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EQUISETACEAE
Equisetum diffusum D.Don
Equisetum ramosissimum Desf. subsp. debile (Roxb. ex Vaucher) Hauke
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GLEICHENIACEAE
Dicranopteris linearis (Burm.f.) Underw.
Dicranopteris splendida (Hand.-Mazz.) Tagawa
Diplopterygium blotianum (C.Chr.) Nakai
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HYMENOPHYLLACEAE
Crepidomanes latealatum (Bosch) Copel.
Hymenophyllum barbatum (Bosch) Baker
Hymenophyllum exsertum Wall. ex Hook.
Hymenophyllum pallidum (Blume) Ebihara & K.Iwats.
Hymenophyllum polyanthos (Sw.) Sw.
Vandenboschia auriculata (Blume) Copel.
Vandenboschia birmanica (Bedd.) Ching
Vandenboschia naseana (Christ) Ching
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LINDSAEACEAE
Lindsaea ensifolia Sw.
Lindsaea javanensis Blume
Odontosoria chinensis (L.) J.Sm.
Odontosoria krameri Fraser-Jenk.
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LOMARIOPSIDACEAE
Nephrolepis cordifolia (L.) C.Presl
Nephrolepis radicans (Burm.f.) Kuhn
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LYGODIACEAE
Lygodium circinnatum (Burm.f.) Sw.
Lygodium flexuosum (L.) Sw.
Lygodium japonicum (Thunb.) Sw.
Lygodium microphyllum (Cav.) R.Br.
Lygodium polystachyum Wall. ex T.Moore
Lygodium salicifolium C.Presl
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MARATTIACEAE
Angiopteris evecta (G.Forst.) Hoffm.
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MARSILEACEAE
Marsilea crenata C.Presl
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OLEANDRACEAE
Oleandra undulata (Willd.) Ching
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OPHIOGLOSSACEAE
Helminthostachys zeylanica (L.) Hook.
Ophioglossum pendulum L.
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OSMUNDACEAE
Osmunda angustifolia Ching
Osmunda javanica Blume
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POLYPODIACEAE
Aglaomorpha acuminata (Willd.) Hovenkamp
Aglaomorpha coronans (Wall. ex Mett.) Copel.
Arthromeris amplexifolia (Christ) Ching
Arthromeris lungtauensis Ching (Mett.) Ching
Belvisia annamensis (C.Chr.) Tagawa
Drynaria bonii Christ
Drynaria parishii (Bedd.) Bedd.
Drynaria propinqua (Wall. ex Mett.) J.Sm. ex Bedd.
Drynaria quercifolia (L.) J.Sm.
Drynaria rigidula (Sw.) Bedd.
Drynaria roosii Nakaike
Goniophlebium amoenum (Wall. ex Mett.) Bedd.
Goniophlebium manmeiense (Christ) Rödl-Linder
Goniophlebium mengtzeense (Christ) Rödl-Linder
Goniophlebium subauriculatum (Blume) C.Presl
Gymnogrammitis dareiformis (Hook.) Ching ex Tardieu & C.Chr.
Lemmaphyllum accedens (Blume) Donk
Lemmaphyllum carnosum (J.Sm. ex Hook.) C.Presl
Lemmaphyllum rostratum (Bedd.) Tagawa
Lepisorus scolopendrium (Ching) Mehra & Bir
Lepisorus sublinearis (Baker ex Takeda) Ching
Lepisorus thunbergianus (Kaulf.) Ching
Leptochilus decurrens Blume
Leptochilus ellipticus (Thunb.) Noot.
Leptochilus pedunculatus (Hook. & Grev.) Fraser-Jenk.
Loxogramme cuspidata (Zenker) M.G.Price
Loxogramme involuta (D.Don) C.Presl
Loxogramme lankokiensis (Rosenst.) C.Chr.
Microsorum membranaceum (D.Don) Ching
Microsorum pteropus (Blume) Copel.
Microsorum punctatum (L.) Copel.
Microsorum zippelii (Blume) Ching
Oreogrammitis dorsipila (Christ) Parris
Phymatosorus cuspidatus (D.Don) Pic.Serm.
Platycerium coronarium (J.Koenig ex O.F.Müll.) Desv.
Platycerium holttumii de Jonch. & Hennipman
Pyrrosia albicans (Blume) Ching
Pyrrosia lanceolata (L.) Farw.
Pyrrosia lingua (Thunb.) Farw. var. lingua
Pyrrosia lingua (Thunb.) Farw. var. heteractis (Mett. ex Kuhn) Hovenkamp
Pyrrosia longifolia (Burm.f.) C.V.Morton
Pyrrosia piloselloides (L.) M.G.Price
Pyrrosia porosa (C.Presl) Hovenkamp var. porosa
Pyrrosia porosa (C.Presl) Hovenkamp var. tonkinensis (Giesenh.) Hovenkamp
Pyrrosia stigmosa (Sw.) Ching
Pyrrosia subfurfuracea (Hook.) Ching
Selliguea cruciformis (Ching) Fraser-Jenk.
Selliguea griffithiana (Hook.) Fraser-Jenk.
Selliguea triloba (Houtt.) M.G.Price
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PSILOTACEAE
Psilotum nudum (L.) Beauv.
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PTERIDACEAE subfam. Cheilanthoideae
Calciphilopteris ludens (Wall. ex Hook.) Yesilyurt & H.Schneid.
Cheilanthes belangeri (Bory) C.Chr.
Cheilanthes chusana Hook.
Cheilanthes formosana Hayata
Cheilanthes krameri Franch. & Sav.
Cheilanthes pseudoargentea (S.K.Wu) K.Iwats.
Cheilanthes pseudofarinosa (Ching & S.K.Wu) K.Iwats.
Cheilanthes siamensis (S.K.Wu) K.Iwats.
Cheilanthes tenuifolia (Burm.f.) Sw.
Parahemionitis cordata (Roxb. ex Hook. & Grev.) Fraser-Jenk.
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PTERIDACEAE subfam. Cryptogrammoideae
Coniogramme fraxinea (D.Don) Diels
Coniogramme intermedia Hieron.
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PTERIDACEAE subfam. Parkerioideae
Ceratopteris thalictroides (L.) Brongn.
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PTERIDACEAE subfam. Pteridoideae
Onychium siliculosum (Desv.) C.Chr.
Pityrogramma calomelanos (L.) Link
Pteris biaurita L.
Pteris blumeana J.Agardh
Pteris cretica L.
Pteris decrescens Christ
Pteris deltodon Baker
Pteris ensiformis Burm.f.
Pteris heteromorpha Fée
Pteris linearis Poir.
Pteris longipes D.Don
Pteris phuluangensis Tagawa & K.Iwats.
Pteris porphyrophlebia C.Chr. & Ching
Pteris semipinnata L.
Pteris stenophylla Wall. ex Hook. & Grev.
Pteris subquinata Wall. ex J.Agardh
Pteris tokioi Masam.
Pteris tripartita Sw.
Pteris venusta Kunze
Pteris vittata L.
Pteris wallichiana J.Agardh
Taenitis blechnoides (Willd.) Sw.
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PTERIDACEAE subfam. Vittarioideae
Adiantum capillus-veneris L.
Adiantum caudatum L.
Adiantum erylliae C.Chr. & Tardieu
Adiantum flabellulatum L.
Adiantum gingkoides C.Chr.
Adiantum philippense L.
Adiantum soboliferum Wall. ex Hook.
Adiantum stenochlamys Baker
Adiantum zollingeri Mett. ex Kuhn
Antrophyum callifolium Blume
Antrophyum coriaceum (D.Don) Wall. ex T.Moore
Haplopteris amboinensis (Fée) X.C.Zhang
Haplopteris elongata (Sw.) E.H.Crane
Haplopteris flexuosa (Fée) E.H.Crane
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SALVINIACEAE
Salvinia cucullata Roxb. ex Bory
TECTARIACEAE
Arthropteris palisotii (Desv.) Alston
Heterogonium sagenioides (Mett.) Holttum
Pteridrys australis Ching
Pteridrys zeylanica Ching ex C.Chr. & Ching
Tectaria coadunata (J.Sm.) C.Chr.
Tectaria decurrens (C.Presl) Copel.
Tectaria griffithii (Baker) C.Chr.
Tectaria herpetocaulos Holttum
Tectaria impressa (Fée) Holttum
Tectaria laotica Tardieu & C.Chr.
Tectaria rockii C.Chr.
Tectaria setulosa (Baker) Holttum
Tectaria tenerifrons (Hook.) Ching
Tectaria vasta (Blume) Copel.
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THELYPTERIDACEAE
Cyclosorus ciliatus (Wall. ex Benth.) Panigrahi
Cyclosorus erubescens (Wall. ex Hook.) C.M.Kuo
Cyclosorus falcilobus (Hook.) Panigrahi
Cyclosorus heterocarpus (Blume) Ching
Cyclosorus immersus (Blume) S.Linds.
Cyclosorus interruptus (Willd.) H.Ito
Cyclosorus parasiticus (L.) Farw.
Cyclosorus prolifer (Retz.) Tardieu ex Tardieu & C.Chr.
Cyclosorus subelatus (Baker) Ching
Cyclosorus triphyllus (Sw.) Tardieu ex Tardieu & C.Chr. var. triphyllus
Cyclosorus truncatus (Poir.) Farw.
Cyclosorus validus (Christ) Ching
Macrothelypteris torresiana (Gaudich.) Ching
Thelypteris glanduligera (Kunze) Ching
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