World Plants: Plant List

species :

Hymenophyllum abruptum Hook.; Sp. Fil. [W. J. Hooker] 1: 88, t. 31B (1844)

Distribution: Mexico (Chiapas, Oaxaca, Veracruz); Guatemala; Belize; Honduras; Nicaragua; Costa Rica; Isla del Coco; Panama; Cuba; Jamaica; Hispaniola (Haiti, Dominican Republic); Puerto Rico; Colombia (Antioquia); French Guiana; Brazil (Acre, Pará, Amazonas)

79 MEX 80 BLZ COC COS GUA HON NIC PAN 81 CUB HIS JAM PUE 82 CLM FRG 84 BRA

Remarks: subgen. Mecodium

Synonyms: hidden

= Hymenophyllum tablaziense Christ; Bull. Soc. bot. Genève, sér. 2, 1: 216 (1909)

= Leptocionium abruptum (Hook.) C.Presl; Gefässbündel Farrnkr. 29 (1847), et Abh. Königl. Böhm. Ges. Wiss. 5(5): 336 (1848)

= Mecodium abruptum (Hook.) Copel.; Philipp. J. Sci. 67: 26 (1938)

= Mecodium tablaziense (Christ) Copel.; Philipp. J. Sci. 67: 26 (1938)

species :

Hymenophyllum acanthoides (Bosch) Rosenst.; Bull. Jard. Bot. Buitenzorg, sér. 2, 11: 25 (1911)

Distribution: S-India (Kerala); peninsular Thailand; Vietnam; peninsular Malaysia; Singapore; Sumatra; Borneo (Mt. Kinabalu, Sabah, Sarawak, Kalimantan); Sulawesi; Philippines; Java; New Guinea (Irian Jaya, Papua New Guinea)

40 IND 41 THA VIE 42 BOR JAW MLY NWG PHI SNG SUL SUM

Remarks: subgen. Hymenophyllum

Conservation Status: IUCN CR for India (Fraser-Jenkins 2012). Endangered (Singapore)

Synonyms: hidden

= Didymoglossum acanthoides Bosch; Pl. Jungh. [Miquel] 5: 560 (1857)

= Hymenophyllum sabinifolium Baker; Syn. Fil. [W. J. Hooker & Baker] 71 (1867)

= Leptocionium acanthoides (Bosch) Bosch; Ned. Kruidk. Arch. 4: 383 (1859)

= Meringium acanthoides (Bosch) Copel.; Philipp. J. Sci. 67: 42 (1938)

species :

Hymenophyllum acutum (C.Presl) Ebihara & K.Iwats.; Blumea 51(2): 232 (2006)

Distribution: Taiwan; Philippines; New Guinea (Irian Jaya, Papua New Guinea); Solomon Isl. (Kolombangara, New Georgia); Fed. States of Micronesia (Kosrae)

38 TAI 42 NWG PHI 43 SOL 62 MIC

Remarks: subgen. Pleuromanes. Often included in H. pallidum s. l., for example by Flora Malesiana

Synonyms: hidden

= Crepidomanes acutum (C.Presl) K.Iwats.; Acta Phytotax. Geobot. 35(4-6): 174 (1984)

= Pleuromanes acutum (C.Presl) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 6 [Epim. Bot.]: 258 (1851)

= Trichomanes acutum C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 134 (1843)

= Trichomanes fuscoglaucescens Hook.; J. Bot. (Hooker) 3: 417 (1841)

species :

Hymenophyllum adiantoides Bosch; Ned. Kruidk. Arch. 5(3): 184 (1863)

Distribution: Peru

83 PER

Remarks: subgen. Sphaerocionium

Conservation Status: known only from type collection

Synonyms: hidden

= Hymenophyllum sprucei Baker; Syn. Fil. [W. J. Hooker & Baker] 65 (1867)

= Sphaerocionium adiantoides (Bosch) Pic.Serm.; Webbia 28: 470 (1973)

species :

Hymenophyllum aeruginosum (Poir.) Carmich.; Trans. Linn. Soc. London 12: 513 (1819)

Distribution: South Africa (W-Cape Prov., E-Cape Prov.); Gough Isl.; Tristan da Cunha (incl. Nightingale Isl., Inaccessible Isl.)

27 SAF 91 TDC

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Hymenophyllum marlothii Brause; Repert. Spec. Nov. Regni Veg. 11: 112 (1912)

= Sphaerocionium aeruginosum (Poir.) Pic.Serm.; Webbia 23: 190 (1968)

= Sphaerocionium marlothii (Brause) Copel.; Philipp. J. Sci. 67: 33 (1938)

= Trichomanes aeruginosum Poir.; Encycl. [J. Lamarck et al.] 8: 76 (1808)

species :

Hymenophyllum alveolatum C.Chr.; Index Filic. 356 (1905)

Distribution: Ecuador

83 ECU

Remarks: subgen. unknown

Synonyms: hidden

= Hymenophyllum divaricatum Sodiro; Anales Univ. Centr. Ecuador 6: 234 (1892), nom. illeg., non Bosch 1863

species :

Hymenophyllum amabile C.V.Morton; J. Wash. Acad. Sci. 22: 63 (1932)

Distribution: Ecuador; Peru; Bolivia (La Paz, Cochabamba)

83 BOL ECU PER

Remarks: subgen. Sphaerocionium

species :

Hymenophyllum andinum Bosch; Ned. Kruidk. Arch. 4: 397 (1859)

Distribution: Ecuador

83 ECU

Remarks: subgen. Mecodium

Synonyms: hidden

= Hymenophyllum polyanthos var. andinum (Bosch) Krug; Bot. Jahrb. Syst. 24(1): 85 (1897)

= Mecodium andinum (Bosch) Copel.; Philipp. J. Sci. 67: 25 (1938)

species :

Hymenophyllum angulosum Christ; Philipp. J. Sci. 3: 269 (1908)

Distribution: Sulawesi; Borneo (Kalimantan); Philippines (Luzon, Batan, Mindoro); Moluccas (Seram); Solomon Isl. (Bougainville, Kolombangara, Nggatokae, Ranongga, Rendova, Santa Ysabel, Vella Lavella, Makira); Vanuatu

42 BOR MOL PHI SUL 43 SOL 60 VAN

Remarks: subgen. Globosa

Synonyms: hidden

= Mecodium angulosum (Christ) Copel.; Philipp. J. Sci. 67: 20 (1938)

= Hymenophyllum treubii var. novoguineensis Rosenst.; Repert. Spec. Nov. Regni Veg. 12: 526 (1913)

= Hymenophyllum todjambuense Kjellb.; Bot. Jahrb. Syst. 66: 41 (1933)

= Mecodium todjambuense (Kjellb.) Copel.; Philipp. J. Sci. 67: 20 (1938)

species :

Hymenophyllum angustum Bosch; Ned. Kruidk. Arch. 5(3): 183 (1863)

Distribution: Colombia (Amazonas); Venezuela (Amazonas, Bolívar); Bolivia (Beni, Cochabamba, La Paz); Brazil (Amazonas, ?Acre)

82 CLM VEN 83 BOL 84 BRA

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Sphaerocionium angustum (Bosch) Pic.Serm.; Webbia 28: 470 (1973)

species :

Hymenophyllum antillense (Jenman) Jenman; Bull. Bot. Dept., Jamaica, ser. 2, 18: 6 (1890)

Distribution: Jamaica; Venezuela (Bolívar); Guyana (Mt. Roraima)

81 JAM 82 GUY VEN

Synonyms: hidden

= Hymenophyllum lineare var. antillense Jenman; J. Bot. 17: 258 (1879)

= Sphaerocionium antillense (Jenman) Copel.; Philipp. J. Sci. 67: 32 (1938)

species :

Hymenophyllum apiculatum Mett.; Kuhn, Linnaea 36: 391 (1868)

Distribution: Panama; Colombia (Antioquia, Caquetá, Chocó, Cundinamarca, Huila, Santander, Tolima); Venezuela (Amazonas, Aragua, Bolívar, Carabobo, Falcon, Portuguesa, Sucre, Tachira, Trujillo, Yaracuy); Guyana; Surinam; Ecuador; Peru; Bolivia (Cochabamba, La Paz); Brazil (Roraima, Pernambuco, Bahia)

80 PAN 82 CLM GUY SUR VEN 83 BOL ECU PER 84 BRA

Remarks: subgen. Mecodium

Synonyms: hidden

= Hymenophyllum gollmeri Bosch; Ned. Kruidk. Arch. 5(3): 151 (1863) [would have priority if synonymy is confirmed]

= Mecodium apiculatum (Mett.) Vareschi; Fl. Venez. 1: 198 (1969)

= Mecodium gollmeri (Bosch) Vareschi; Fl. Venez. 1: 199 (1969)

species :

Hymenophyllum applanatum (A.M.Gray & R.G.Williams) Ebihara & K.Iwats.; Bull. Nat. Mus. Nat. Sci., Ser. B, 36(2): 43 (2010)

Distribution: Australia (Tasmania)

50 AUS

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Apteropteris applanata A.M.Gray & R.G.Williams; Muelleria 4(2): 169 (1979)

= Sphaerocionium applanatum (A.M.Gray & R.G.Williams) K.Iwats.; J. Fac. Sci. Univ. Tokyo, Sect. 3, Bot. 13(2): 214 (1982)

species :

Hymenophyllum apteryx M.Kessler & Sundue; Blumea 50(3): 555 (2005)

Distribution: Bolivia (Cochabamba, La Paz, Santa Cruz)

83 BOL

Remarks: subgen. Sphaerocionium

species :

Hymenophyllum archboldii (Copel.) C.V.Morton; Contr. U. S. Natl. Herb. 38: 167 (1968)

Distribution: New Guinea (Irian Jaya)

42 NWG

Remarks: subgen. Hymenophyllum

Conservation Status: Known only from the type

Synonyms: hidden

= Meringium archboldii Copel.; Philipp. J. Sci. 73: 462, t. 3 (1941)

species :

Hymenophyllum armstrongii (Baker) Kuhn; Trans. & Proc. New Zealand Inst. 10: 43, t. 21, f. A (1878)

Distribution: New Zealand (North Isl., South Isl., Stewart Isl.); Auckland Isl.

51 AUC NZL

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Craspedophyllum armstrongii (Baker) Rae ex Copel.; Ann. Cryptog. Phytopathol. 5 [Gen. Fil.]: 33 (1947)

= Craspedophyllum cheesemanii (Baker) Wakef.; Vict. Naturalist 66: 59 (1949)

= Hymenophyllum cheesemanii Baker; Hooker´s Icon. Pl. t. 1132 (1873)

= Hymenophyllum cheesemanii var. armstrongii (Baker) Cheeseman; Man. New Zealand Fl. 938 (1906)

= Hymenophyllum melanocheilos Colenso; Trans. & Proc. New Zealand Inst. 17: 255 (1885)

= Microtrichomanes armstrongii (Baker) Copel.; Philipp. J. Sci. 73: 457 (1941)

= Trichomanes armstrongii Baker; Syn. Fil. [W. J. Hooker & Baker], ed. 1: 452 (1868)

species :

Hymenophyllum asperulum Kunze; Linnaea 9: 109 (1834)

Distribution: Argentina (Chubut, Neuquen, Rio Negro, Santa Cruz); Chile (O´Higgins, Maule, Ñuble, Biobío, Araucanía, Los Rios, Los Lagos, Aisén)

85 ARG CLE

Remarks: contains many records for H. tunbrigense from South America

Synonyms: hidden

= Hymenophyllum tunbridgense var. asperulum (Kunze) Diem & J.S.Licht.; Darwiniana 11: 717 (1959)

species :

Hymenophyllum asplenioides (Sw.) Sw.; J. Bot. (Schrader) 1800(2): 98 (1801)

Distribution: Mexico (Chiapas, Hidalgo, Oaxaca, Puebla, Veracruz); Guatemala; Honduras; Nicaragua; Costa Rica; Panama; Cuba; Jamaica; Hispaniola (Haiti, Dominican Republic); Puerto Rico; Trinidad; Colombia (Antioquia); Venezuela (Aragua, Bolívar, Falcon, Miranda, Portuguesa, Yaracuy); Guyana; Brazil (Bahia, Espírito Santo, Minas Gerais, Paraná, Rio de Janeiro, Roraima, Rio Grande do Sul, Santa Catarina, São Paulo)

79 MEX 80 COS GUA HON NIC PAN 81 CUB HIS JAM PUE TRT 82 CLM GUY VEN 84 BRA

Synonyms: hidden

= Hymenophyllum asplenioides var. palmatum Klotzsch ex Fée; Crypt. Vasc. Brésil 1: 192 (1869)

= Mecodium asplenioides (Sw.) Copel.; Philipp. J. Sci. 67: 26 (1938)

= Trichomanes asplenioides Sw.; Prodr. Veg. Ind. Occ. 136 (1788)

species :

Hymenophyllum assurgens M.Kessler & A.R.Sm.; Blumea 50(3): 557 (2005)

Distribution: Venezuela; Bolivia (Cochabamba, La Paz)

82 VEN 83 BOL

species :

Hymenophyllum australe Willd.; Sp. Pl., ed. 4 [Willdenow] 5(1): 527 (1810)

Name: Austral filmy ferm

Distribution: Australia (SE-Queensland, E-New South Wales, S-Victoria, Tasmania); New Zealand (North Isl., South Isl., Stewart Isl.); Vanuatu

50 AUS 51 NZL 60 VAN

Remarks: subgen. Globosa. Not in Malesia.

Synonyms: hidden

= Hymenophyllum atrovirens Colenso; Tasmanian J. Nat. Sci. 2: 186 (1844)

= Hymenophyllum australe var. atrovirens (Colenso) C.Chr.; Index Filic. 357 (1905)

= Hymenophyllum australe var. tasmanicum Hook. ex Bonap.; Notes Ptéridol. 5: 120 (1917)

= Hymenophyllum intricatum Bosch; Ned. Kruidk. Arch. 5(3): 168 (1863)

= Hymenophyllum javanicum var. atrovirens (Colenso) Hook. & Baker; Syn. Fil. [W. J. Hooker & Baker], ed. 2: 60 (1874)

= Hymenophyllum montanum Kirk; Trans. & Proc. New Zealand Inst. 10: 394, t. 21B (1878)

= Hymenophyllum serpens Wall.; Numer. List. [Wallich] no. 173 (1829), nomen

= Hymenophyllum tasmannicum Bosch; Ned. Kruidk. Arch. 4: 399 (1859)

= Mecodium atrovirens (Colenso) Copel.; Philipp. J. Sci. 73: 457 (1941)

= Mecodium australe (Willd.) Copel.; Philipp. J. Sci. 67: 24 (1938)

= Mecodium intricatum (Bosch) Copel.; Philipp. J. Sci. 67: 22 (1938)

= Mecodium montanum (Kirk) Copel.; Philipp. J. Sci. 67: 22 (1938)

= Sphaerocionium australe C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 35 (1843)

= Sphaerocionium smithii Hassk.; Acta Soc. Regiae Sci. Indo-Neërl. 2 [Observ. Bot. Fil.]: 27 (1857)

species :

Hymenophyllum axillare Sw.; J. Bot. (Schrader) 1800(2): 101 (1801)

Distribution: Cuba; Jamaica; Hispaniola (Haiti, Dominican Republic); Puerto Rico; Colombia (Norte de Santander); Venezuela (Anzoategui, Aragua, Bolívar, Venezuela Distrito Federal, Falcon, Guarico, Lara, Merida, Miranda, Monagas, Portuguesa, Sucre, Tachira, Trujillo, Yaracuy); Bolivia (Chuquisaca, Cochabamba, La Paz, Santa Cruz); Brazil (Amazonas)

81 CUB HIS JAM PUE 82 CLM VEN 83 BOL 84 BRA

Remarks: subgen. Mecodium

Synonyms: hidden

= Hymenophyllum apicale Bosch; Ned. Kruidk. Arch. 4: 397 (1859)

= Hymenophyllum funckii Bosch; Ned. Kruidk. Arch. 5(3): 166 (1863)

= Hymenophyllum multiflorum Rosenst.; Meded. Rijks-Herb. no. 19: 3 (1913)

= Hymenophyllum nigrescens var. gracile Rosenst.; Meded. Rijks-Herb. no. 19: 4 (1913)

= Mecodium axillare (Sw.) Copel.; Philipp. J. Sci. 67: 26 (1938)

= Mecodium funckii (Bosch) Vareschi; Fl. Venez. 1: 197 (1969)

= Mecodium multiflorum (Rosenst.) Copel.; Philipp. J. Sci. 67: 25 (1938)

= Sphaerocionium axillare (Sw.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 35 (1843)

= Trichomanes axillare (Sw.) Poir.; Encycl. [J. Lamarck et al.] 8: 76 (1808)

= Trichomanes axillare var. helicoideum Sodiro; Anales Univ. Centr. Ecuador 4: 291 (1892)

species :

Hymenophyllum badium Hook. & Grev.; Icon. Filic. t. 76 (1828)

Distribution: China (Fujian, Guangdong, Guangxi, Guizhou, Hainan, Hubei, Jiangxi, Sichuan, Yunnan); Tibet; Japan; Ryukyu Isl.; Taiwan; Nepal; Bhutan; India (Arunachal Pradesh, Karnataka, Kerala, Manipur, Meghalaya, Nagaland, Sikkim, Tamil Nadu, Uttarakhand, West Bengal); Myanmar (Kachin, Chin, etc.); Thailand (widespread); Laos; Cambodia; Vietnam; peninsular Malaysia; Sumatra; Borneo (Mt. Kinabalu, Sabah, Sarawak); Sulawesi; Philippines; Java; ?Lesser Sunda Isl.; Moluccas; New Guinea (Irian Jaya, Papua New Guinea); Solomon Isl. (Guadalcanal, Makira, Nggatokae, Rendova, Santa Ysabel)

36 CHI TIB 38 JAP NNS TAI 40 BHU IND NEP 41 CBD LAO MYA THA VIE 42 BOR JAW MLY MOL NWG PHI SUL SUM 43 SOL

Remarks: subgen. Globosa. See also H. crispatum which is often included here (for example by Flora Malesiana).

Synonyms: hidden

= Hymenophyllum flexile Makino; Bot. Mag. (Tokyo) 13: 45 (1899)

= Hymenophyllum javanicum var. badium (Hook. & Grev.) Bedd.; Ferns Brit. India t. 282 (1868)

= Hymenophyllum latilobum Bonap.; Notes Ptéridol. 13: 103 (1921)

= Hymenophyllum pleiocarpum Alderw.; Bull. Jard. Bot. Buitenzorg, sér. 3, 5: 208 (1922)

= Mecodium badium (Hook. & Grev.) Copel.; Philipp. J. Sci. 67: 23 (1938)

= Mecodium flexile (Makino) Copel.; Philipp. J. Sci. 67: 23 (1938)

= Mecodium propinquum Ching & P.S.Chiu; Fl. Reipubl. Popularis Sin. [Fl. China Ed. Committee] 2: 350 (1959)

= Mecodium tenuifrons Ching; Fl. Reipubl. Popularis Sin. [Fl. China Ed. Committee] 2: 350 (1959)

= Sphaerocionium badium (Hook. & Grev.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., 5, 3: 35 (1843)

species :

Hymenophyllum baileyanum Domin; Biblioth. Bot. 86: 21, t. 2, f. 2-3 (1913)

Distribution: Australia (NE-Queensland)

50 AUS

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Hemicyatheon baileyanum (Domin) Copel.; Philipp. J. Sci. 67: 28 (1938)

= Hymenophyllum trichomanoides F.M.Bailey; Rep. Govt. Sci. Exp. Bellenden-Ker 74 (1889) (non Bosch (1863))

species :

Hymenophyllum balfourii Baker; Ann. Bot. (Oxford) 5: 192 (1891)

Distribution: Madagascar; +Mauritius; +La Réunion

29 MAU MDG REU

Remarks: subgen. Mecodium

species :

Hymenophyllum barbatum (Bosch) Baker; Syn. Fil. [W. J. Hooker & Baker] 68 (1868)

Distribution: China (Anhui, Fujian, Gansu, Guangdong, Guangxi, Guizhou, Hainan, Jiangxi, Sichuan, Yunnan, Zhejiang); ?Tibet; South Korea (Cheju Isl.); Japan (incl. Tsushima Isl.); Ryukyu Isl.; Taiwan; Nepal; Bhutan; India (Arunachal Pradesh, Meghalaya, Mizoram, Sikkim, West Bengal); Myanmar (Kachin, etc.); Thailand (widespread); Laos; ?Cambodia; Vietnam

36 CHI 38 JAP KOR NNS TAI 40 BHU IND NEP 41 LAO MYA THA VIE

Remarks: subgen. Hymenophyllum. Some data might belong to H. okadae.

Conservation Status: IUCN EN for India (Fraser-Jenkins 2012)

Synonyms: hidden

= Hymenophyllum denticulatum var. flaccidum (Bosch) Bedd.; Ferns Brit. India 35 (1883), isonym

= Hymenophyllum denticulatum var. flaccidum (Bosch) C.B.Clarke; Trans. Linn. Soc. London, Bot., ser. 2, 1: 438 (1880)

= Hymenophyllum fastigiosum Christ; Bull. Herb. Boissier, sér. 1, 7: 3 (1899)

= Hymenophyllum flaccidum (Bosch) Baker; Syn. Fil. [W. J. Hooker & Baker], ed. 1: 451 (1868) (non Bosch (1859))

= Hymenophyllum henryi Baker; J. Bot. 27: 176 (1889)

= Hymenophyllum japonicum Miq.; Ann. Mus. Bot. Lugduno-Batavi 3: 183 (1867)

= Hymenophyllum khasianum Baker; Syn. Fil. [W. J. Hooker & Baker] 464 (1874)

= Hymenophyllum minutidenticulatum Ching & P.S.Chiu; Fl. Reipubl. Popularis Sin. [Fl. China Ed. Committee] 2: 353 (1959)

= Hymenophyllum omeiense Christ; Bull. Acad. Int. Géogr., sér. 3, 16: 101 (1906)

= Hymenophyllum oxyodon Baker; J. Bot. 28: 262 (1890)

= Hymenophyllum poilanei Tardieu & C.Chr.; Bull. Mus. Natl. Hist. Nat., sér. 2, 6: 289 (1934)

= Hymenophyllum rufofibrillosum Ching & Z.Y.Liu; Bull. Bot. Res., Harbin 3(4): 8 (1983)

= Hymenophyllum spicatum Christ; Bull. Acad. Int. Géogr., sér. 3, 16: 235 (1906)

= Hymenophyllum spinosum Ching; Acta Phytotax. Sin. 8: 162 (1959)

= Hymenophyllum suprapaleaceum Ching; Bull. Bot. Res., Harbin 3(4): 9 (1983)

= Hymenophyllum urofrons Ching & C.F.Zhang; Bull. Bot. Res., Harbin 3(3): 40 (1983)

= Hymenophyllum whangshanense Ching & P.S.Chiu; Fl. Reipubl. Popularis Sin. [Fl. China Ed. Committee] 2: 354 (1959)

= Leptocionium barbatum Bosch; Ned. Kruidk. Arch. 5(3): 416 (1863)

= Leptocionium flaccidum Bosch; Ned. Kruidk. Arch. 5(3): 149 (1863)

= Meringium flaccidum (Bosch) B.Nair; Bull. Bot. Surv. India 11: 186 (1971)

species :

Hymenophyllum batuense Rosenst.; Bull. Jard. Bot. Buitenzorg, sér. 2, 11: 22 (1911)

Distribution: Sumatra (Batu Isl.)

42 SUM

Remarks: subgen. Hymenophyllum. Known only from type collection

species :

Hymenophyllum bivalve (G.Forst.) Sw.; J. Bot. (Schrader) 1800(2): 99 (1801)

Distribution: Australia (SE-Queensland, New South Wales); New Zealand (North Isl., South Isl., Stewart Isl.); Chatham Isl.; Auckland Isl.

50 AUS 51 AUC CTM NZL

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Hymenophyllum pyriforme Bosch; Ned. Kruidk. Arch. 5(3): 173 (1863)

= Hymenophyllum spathulatum Colenso; Tasmanian J. Nat. Sci. 2: 184 (1844)

= Meringium bivalve (G.Forst.) Copel.; Philipp. J. Sci. 67: 44 (1938)

= Sphaerocionium bivalve (G.Forst.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 34 (1843)

= Trichomanes bivalve G.Forst.; Fl. Ins. Austr.: 84 (1786)

= Trichomanes pacificum Hedw.; Fil. Gen. Sp. (1803)

species :

Hymenophyllum blandum Racib.; Pteridoph. Buitenzorg 20 (1898)

Distribution: Taiwan; peninsular Thailand; peninsular Malaysia; Sumatra; Borneo (Mt. Kinabalu, Sabah); Sulawesi; Philippines; Java; Lesser Sunda Isl. (Flores); Moluccas (Seram); New Guinea (Irian Jaya, Papua New Guinea)

38 TAI 41 THA 42 BOR JAW LSI MLY MOL NWG PHI SUL SUM

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Meringium blandum (Racib.) Copel.; Philipp. J. Sci. 67: 43 (1938)

= Hymenophyllum herterianum Brause; Bot. Jahrb. Syst. 50: 43 (1920)

species :

Hymenophyllum bontocense Copel.; Philipp. J. Sci. 64: 33, t. 12 (1937)

Distribution: peninsular Thailand (Nakhon Si Thammarat); Philippines (Luzon)

41 THA 42 PHI

Remarks: subgen. Hymenophyllum

Conservation Status: known from two localities only

Synonyms: hidden

= Meringium bontocense (Copel.) Copel.; Philipp. J. Sci. 67: 41 (1938)

species :

Hymenophyllum brachypus Sodiro; Crypt. Vasc. Quit.: 28 (1893)

Distribution: Colombia (Cundinamarca); Ecuador

82 CLM 83 ECU

Remarks: subgen. Sphaerocionium?

species :

Hymenophyllum bradeanum Gonzatti & P.G.Windisch; Syst. Bot. 48(2): 180 (2023)

Distribution: Brazil (Minas Gerais)

84 BRA

species :

Hymenophyllum braithwaitei Ebihara & K.Iwats.; Taxon 53(4): 943 (2004)

Distribution: New Caledonia; Vanuatu

60 NWC VAN

Remarks: subgen. Sphaerocionium

species :

Hymenophyllum brassii C.Chr.; Brittonia 2: 273 (1937)

Distribution: New Guinea (Irian Jaya, Papua New Guinea); Bismarck Arch.; Solomon Isl. (Kolombangara, Makira)

42 NWG 43 BIS SOL

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Hymenophyllum odontophyllum Copel.; Philipp. J. Sci. 64: 73, t. 35 (1937)

= Hymenophyllum sabinifolium var. imbricata Brause; Bot. Jahrb. Syst. 56: 45 (1920)

= Hymenophyllum sabinifolium var. irregularis Brause; Bot. Jahrb. Syst. 56: 45 (1920)

= Meringium brassii (C.Chr.) Copel.; Philipp. J. Sci. 73: 463 (1941)

= Myriodon brassii (C.Chr.) Copel.; Ann. Cryptog. Phytopathol. 5 [Gen. Fil.]: 36 (1947)

= Myriodon odontophyllum (Copel.) Copel.; Philipp. J. Sci. 67: 47 (1938)

species :

Hymenophyllum breve Rosenst.; Repert. Spec. Nov. Regni Veg. 20: 89 (1924)

Distribution: Brazil (Rio de Janeiro)

84 BRA

Remarks: provisionally accepted name

species :

Hymenophyllum brevifrons Kunze; Bot. Zeitung (Berlin) 185 (1847)

Distribution: Guatemala; Honduras; Panama; Cuba; Hispaniola (Haiti, Dominican Republic); Puerto Rico; ?Colombia; Venezuela (Amazonas); Guyana

80 GUA HON PAN 81 CUB HIS PUE 82 GUY VEN

Remarks: subgen. Mecodium. Bona sp. fide Flora of Cuba

species :

Hymenophyllum brevistipes Liebm.; Kongel. Danske Vidensk. Selsk. Skr., Naturvidensk. Math. Afd., ser. 5, 1: 290 (seors. 138) (1849)

Distribution: Mexico (Chiapas, Oaxaca, Veracruz); Guatemala; Costa Rica; Panama; Jamaica; Colombia; Bolivia (Beni, Cochabamba, La Paz, Santa Cruz, Pando)

79 MEX 80 COS GUA PAN 81 JAM 82 CLM 83 BOL

Remarks: subgen. Mecodium

Synonyms: hidden

= Hymenophyllum dendritis Rosenst.; Repert. Spec. Nov. Regni Veg. 6: 308 (1908)

= Mecodium dendritis (Rosenst.) Copel.; Philipp. J. Sci. 67: 26 (1938)

species :

Hymenophyllum bryophilum C.Chr.; Brittonia 2: 274 (1937)

Distribution: New Guinea (Irian Jaya, Papua New Guinea)

42 NWG

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Meringium bryophilum (C.Chr.) Copel.; Philipp. J. Sci. 75: 359 (1941)

species :

Hymenophyllum caespitosum Gaudich.; Ann. Sci. Nat., Bot., sér. 5, 99 (1825)

Distribution: Argentina (Chubut, Neuquen, Rio Negro, Santa Cruz, Tierra del Fuego); Chile (Araucanía, Los Rios, Los Lagos, Aisén, Magallanes); Juan Fdz. Isl.; Falkland Isl.

85 ARG CLE JNF 91 FAL

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Hymenophyllum densifolium Phil.; Linnaea 29: 108 (1857)

= Hymenophyllum dusenii Christ; Wiss. Ergebn. Schwed. Exped. Magellansl. 3(5): 242 (1900)

= Leptocionium caespitosum (Gaudich.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 5: 336 (1848)

= Serpyllopsis antarctica Bosch; Ned. Kruidk. Arch. 4: 377 (1859)

= Serpyllopsis caespitosa (Gaudich.) C.Chr.; Ark. Bot. 10 no. 2: 29, f. 4 (1910)

= Serpyllopsis caespitosa var. densifolia (Phil.) C.Chr.; Ark. Bot. 10, no. 2: 30 (1910)

= Serpyllopsis caespitosa var. dusenii (Christ) C.Chr.; Ark. Bot. 10(2): 31 (1910)

= Serpyllopsis caespitosa var. elongata (Hook.) C.Chr.; Ark. Bot. 10(2): 30 (1910)

= Serpyllopsis caespitosa var. fernandeziana C.Chr. & Skottsb.; Skottsb., Nat. Hist. Juan Fernandez (Bot.) 2: 5 (1920)

= Trichomanes caespitosum (Gaudich.) Hook.; Sp. Fil. [W. J. Hooker] 1: 132 (1846)

= Trichomanes caespitosum var. elongatum Hook.; Sp. Fil. [W. J. Hooker] 1: 132 (1845)

species :

Hymenophyllum campanulatum Christ; Philipp. J. Sci. 2: 156 (1907)

Distribution: Philippines (Negros)

42 PHI

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Meringium campanulatum (Christ) Copel.; Philipp. J. Sci. 67: 40 (1938)

species :

Hymenophyllum caparaoense Brade; Arch. Jard. Bot. Rio de Janeiro 11: 21, t. 1 (1951)

Distribution: Brazil (Minas Gerais: Parque National do Caparao)

84 BRA

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Sphaerocionium caparaoense (Brade) Pic.Serm.; Webbia 28: 470 (1973)

species :

Hymenophyllum capense Schrad.; Gött. Gel. Anz. 911 (1818)

Distribution: Tanzania; Malawi; E-Zimbabwe; Mozambique; South Africa (Limpopo, Mpulamanga, KwaZulu-Natal, W-Cape Prov., E-Cape Prov.); Madagascar; Comores; Mauritius; La Réunion; Seychelles

25 TAN 26 MLW MOZ ZIM 27 SAF 29 COM MAU MDG REU SEY

Remarks: subgen. Mecodium

Synonyms: hidden

= Hymenophyllum fumarioides var. debilis Mett.; Fil. Afr. [Kuhn] 39 (1868)

= Hymenophyllum limminghei Bosch; Ned. Kruidk. Arch. 5(3): 151 (1863)

= Hymenophyllum natalense Bosch; Ned. Kruidk. Arch. 4: 386 (1859)

= Hymenophyllum parvum C.Chr.; Cat. Pl. Madag., Pterid. 18 (1932) (nomen), Dansk Bot. Ark. 7, t. 2, f. 1-3 (1932)

= Hymenophyllum tabulare Bosch; Ned. Kruidk. Arch. 4: 397 (1859)

= Hymenophyllum thunbergii Eckl.; Hymenophyllaceae [Presl] 32 (1843), nom. nud.

= Hymenophyllum zeyheri Bosch; Ned. Kruidk. Arch. 4: 388 (1859)

= Mecodium capense (Schrad.) Pic.Serm.; Webbia 23: 180 (1968)

species :

Hymenophyllum capillaceum Roxb.; Beats., St. Helena: 311 (1816)

Distribution: St. Helena; Ascension Isl. (Green Mt.)

28 ASC STH

Remarks: subgen. Mecodium

Conservation Status: IUCN R

Synonyms: hidden

= Hymenophyllum infortunatum Bory; Voy. Monde, Crypt. 2: 284, t. 38, f. 3 (1828)

= Sphaerocionium infortunatum (Bory) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 35 (1843)

species :

Hymenophyllum capillare Desv.; Mem. Soc. Linn. Paris 6(2): 333 (1827)

Distribution: Rwanda; Burundi; Ethiopia; Madagascar; La Réunion; Tristan da Cunha; Ile Amsterdam

23 BUR RWA 24 ETH 29 MDG REU 91 ASP TDC

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Hymenophyllum boryanum var. majus Tardieu; Fl. Madagascar, 3e Fam.: 14 (1951)

= Hymenophyllum fulvum Bosch; Ned. Kruidk. Arch. 5(3): 196 (1863)

= Hymenophyllum holotrichum Peter; Repert. Spec. Nov. Regni Veg. Beih. 40: 16, Descr. 1, t. 1, f. 3-4 (1929)

= Hymenophyllum pendulum Bory; Voy. Indes Or. [Bélanger] 2: 81, t. 8 t 2 (1833)

= Sphaerocionium capillare (Desv.) Copel.; Philipp. J. Sci. 67: 33 (1938)

= Sphaerocionium pendulum (Bory) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 34 (1843)

= Trichomanes hirsutum Thouars; Esquisse Fl. Tristan d´Acugna: 34 (1808)

species :

Hymenophyllum capurroi de la Sota; Darwiniana 17: 51 (1972)

Distribution: Bolivia (Chuquisaca, Santa Cruz, Tarija); Argentina (Tucuman)

83 BOL 85 ARG

Remarks: subgen. Sphaerocionium

Conservation Status: IUCN R

species :

Hymenophyllum cardunculus C.Chr.; Mitt. Inst. Allg. Bot. Hamburg 7(2): 144 (1928)

Distribution: Sumatra; Borneo (Mt. Kinabalu, Sabah, Kalimantan); Philippines; Moluccas (Ambon, Halmaheira)

42 BOR MOL PHI SUM

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Meringium cardunculus (C.Chr.) Copel.; Philipp. J. Sci. 67: 42 (1938)

species :

Hymenophyllum caudatum Bosch; Ned. Kruidk. Arch. 4: 394 (1859)

Name: Pallante chilote [Chile]

Distribution: Argentina (Chubut); Chile (Biobío, Araucanía, Los Rios, Los Lagos, Aisén, Magallanes, Maule); Juan Fdz. Isl.

85 ARG CLE JNF

Remarks: subgen. Globosa. Recognized at species rank by Larsen et al. 2020

Synonyms: hidden

= Hymenophyllum canaliculatum var. productum (C.Presl) C.Chr.; Ark. Bot. 10, no. 2: 23 (1910)

= Hymenophyllum caudiculatum var. caudatum (Bosch) Hook. & Baker; Syn. Fil. [W. J. Hooker & Baker] 61 (1866)

= Hymenophyllum caudiculatum var. productum (C.Presl) C.Chr.; Kongl. Svenska Vetensk. Acad. Handl. 56(5): 162 (1916)

= Hymenophyllum patagonicum Gand.; Bull. Soc. Bot. France 60: 28 (1913)

= Hymenophyllum productum (C.Presl) J.W.Sturm; Enum. Pl. Vasc. Cr. Chil. 43 (1858) (non Kunze (1848))

= Mecodium caudiculatum f. nanum G.Kunkel; Nova Hedwigia 13: 324, tab. 79a (1967)

= Mecodium caudiculatum f. productum (C.Presl) G.Kunkel; Nova Hedwigia 13: 324 (1967)

= Sphaerocionium productum C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 35, 61 (1843)

species :

Hymenophyllum caudiculatum Mart.; Icon. Pl. Crypt. 102, t. 67 (1834)

Distribution: ?Peru; Brazil (Bahia, Espírito Santo, Minas Gerais, Paraná, Rio de Janeiro, Rio Grande do Sul, Santa Catarina, São Paulo); Paraguay (Paraguari)

84 BRA 85 PAR

Remarks: subgen. Globosa

Synonyms: hidden

= Hymenophyllum martii J.W.Sturm; Fl. Bras. [Martius] 1(2): 287 (1859)

= Mecodium caudiculatum (Mart.) Copel.; Philipp. J. Sci. 67: 27 (1938)

= Sphaerocionium caudiculatum (Mart.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 35 (1843)

species :

Hymenophyllum chamaecyparicola T.C.Hsu & Z.X.Chang; PhytoKeys 204: 26, figs. 1-3 (2022)

Distribution: Taiwan

38 TAI

species :

Hymenophyllum cocosense A.Rojas; Brenesia 45-46: 37 (1997)

Distribution: Isla del Coco

80 COC

species :

Hymenophyllum compactum Bonap.; Notes Ptéridol. [Bonaparte] 16: 16 (1925)

Distribution: Madagascar

29 MDG

Remarks: subgen. Mecodium

species :

Hymenophyllum consanguineum C.V.Morton; Contr. U. S. Natl. Herb. 29: 163 (1947)

Distribution: Honduras; Nicaragua; Costa Rica; Panama; Colombia (Antioquia); Ecuador

80 COS HON NIC PAN 82 CLM 83 ECU

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Sphaerocionium consanguineum (C.V.Morton) Pic.Serm.; Webbia 28: 470 (1973)

species :

Hymenophyllum copelandii C.V.Morton; Contr. U. S. Natl. Herb. 38: 173 (1968), nom. nov.

Distribution: New Guinea (Irian Jaya, Papua New Guinea); Solomon Isl.

42 NWG 43 SOL

Remarks: subgen. Mecodium

Synonyms: hidden

= Mecodium archboldii Copel.; Philipp. J. Sci. 73: 458, t. 1 (1941), nom. illeg.

species :

Hymenophyllum cordobense (Hieron.) C.Larsen & Arana; Phytotaxa 303(3): 228 (2017)

Distribution: Bolivia (Chuquisaca, Cochabamba, La Paz, Santa Cruz, Tarija); Argentina (Catamarca, Cordoba, Jujuy, Salta, Tucuman)

83 BOL 85 ARG

Remarks: Possibly synonymous with H. megachilum. Contains many records for H. tunbrigense from South America. See also H. asperulum.

Synonyms: hidden

= Hymenophyllum peltatum var. achalense (Hieron.) Capurro; Anais Reunião Sul-Amer. Bot. 2: 75 (1938 publ. 1939)

= Hymenophyllum tunbrigense var. cordobense Hieron.; Bot. Jahrb. Syst. 22: 361 (1896)

= Hymenophyllum wilsonii var. achalense Hieron.; Bot. Jahrb. Syst. 22(3): 361 (1896)

species :

Hymenophyllum corrugatum Christ; Bull. Herb. Boissier, sér. 2, 8: 508 (1903)

Distribution: China (Hubei, Sichuan); Tibet; Myanmar (Kachin)

36 CHI TIB 41 MYA

Remarks: subgen. Mecodium

Synonyms: hidden

= Hymenophyllum corrugatum var. elongatum Christ; Bull. Acad. Int. Géogr., sér. 3, 16: 16(199-200-201): 101 (1906)

= Mecodium corrugatum (Christ) Copel.; Philipp. J. Sci. 67: 21 (1938)

= Mecodium corrugatum var. elongatum (Christ) H.S.Kung; Fl. Sichuanica 6: 144 (1988)

= Mecodium gongboense Ching; Fl. Xizangica 1: 47 (1983)

species :

Hymenophyllum crassipetiolatum Stolze; Amer. Fern J. 66(1): 15 (1976)

Distribution: Mexico (Chiapas); Guatemala; El Salvador; Honduras; Nicaragua; Colombia (Antioquia)

79 MEX 80 ELS GUA HON NIC 82 CLM

Remarks: subgen. Sphaerocionium

species :

Hymenophyllum crispatum Wall. ex Hook. & Grev.; Hooker´s Icon. Pl. t. 77 (1828)

Distribution: Taiwan; Philippines; etc.

38 TAI 42 PHI

Remarks: subgen. Globosa, badium agg. Often included in H. badium, for example by Flora Malesiana.

Synonyms: hidden

= Hymenophyllum australe var. crispatum (Wall. ex Hook. & Grev.) Bonap.; Notes Ptéridol. 8: 72 (1919)

= Hymenophyllum crispatoalatum f. remotipinnum Hayata; Icon. Pl. Formosan. 5: 257-258 (1915)

= Hymenophyllum crispatoalatum Hayata; Icon. Pl. Formosan. 6: 256 (1915)

= Mecodium crispatoalatum (Hayata) Copel.; Philipp. J. Sci. 67: 23 (1938)

= Mecodium crispatum (Wall. ex Hook. & Grev.) Copel.; Philipp. J. Sci. 67: 23 (1938)

= Sphaerocionium crispatum (Wall. ex Hook. & Grev.) C.Presl; Hymenophyllaceae [Presl] 35 (1843)

species :

Hymenophyllum crispum Kunth; Nov. Gen. Sp. [H. B. K.] 1: 26 (1815)

Distribution: Mexico (Chiapas, Guerrero, Hidalgo, Oaxaca, Puebla, Veracruz); Guatemala; El Salvador; Honduras; Costa Rica; Jamaica; Colombia (Antioquia, Cundinamarca); Venezuela (Venezuela Distrito Federal, Miranda, Sucre); Ecuador; Peru; Bolivia (Chuquisaca, Cochabamba, La Paz, Santa Cruz, Tarija); Brazil (Minas Gerais, Paraná, Rio de Janeiro, Rio Grande do Sul, Santa Catarina, São Paulo)

79 MEX 80 COS ELS GUA HON 81 JAM 82 CLM VEN 83 BOL ECU PER 84 BRA

Remarks: Subgen. Sphaerocionium

Synonyms: hidden

= Hymenophyllum brasilianum (Fée) Rosenst.; Hedwigia 40: 73 (1906)

= Hymenophyllum constrictum Christ; Bull. Herb. Boissier, sér. 2, 4: 939 (1904)

= Hymenophyllum crispum var. brasilianum Fée; Crypt. Vasc. Brésil 1: 195, t. 71, f. 2 (1869)

= Hymenophyllum micans Christ; Bull. Herb. Boissier, sér. 2, 6: 260 (1905)

= Hymenophyllum nitens Wercklé ex Christ; Bull. Herb. Boissier, sér. 2, 4: 940 (1904) (non C. Presl (1810))

= Hymenophyllum orbignianum Bosch; Ned. Kruidk. Arch. 5(3): 191 (1863)

= Hymenophyllum schiedeanum (C.Presl) Müll.Hal.; Bot. Zeitung (Berlin) 720 (1854)

= Mecodium constrictum (Christ) Copel.; Philipp. J. Sci. 67: 25 (1938)

= Sphaerocionium crispum (Kunth) Klotzsch; Linnaea 18: 537 (1844)

= Sphaerocionium crispum var. pilosum Klotzsch; Linnaea 18: 537 (1845)

= Sphaerocionium schiedeanum C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 34 (1843)

species :

Hymenophyllum cristatum Hook. & Grev.; Icon. Filic. [W. J. Hooker & Greville] t. 148 (1829)

Distribution: Colombia (Meta); Ecuador; Bolivia (La Paz)

82 CLM 83 BOL ECU

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Buesia cristata (Hook. & Grev.) Copel.; Univ. Calif. Publ. Bot. 19: 296 (1941)

= Dermatophlebium cristatum (Hook. & Grev.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 6 [Epim. Bot.]: 258 (1851)

= Hymenophyllum fucoides var. cristatum (Hook. & Grev.) Hieron.; Hedwigia 45: 227 (1906)

= Sphaerocionium cristatum (Hook. & Grev.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 34 (1843)

species :

Hymenophyllum cruentum Cav.; Descr. Pl. (Cavanilles) 275 (1801)

Name: Helecho película, sanguinaria, seda de lluma [Chile]

Distribution: Argentina (Chubut); Chile (Maule, Ñuble, Biobío, Araucanía, Los Rios, Los Lagos, Aisén, Magallanes); Juan Fdz. Isl.

85 ARG CLE JNF

Remarks: subgen. Hymenoglossum

Synonyms: hidden

= Hymenoglossum cruentum (Cav.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 35 (1843)

species :

Hymenophyllum cuneatum Kunze; Analecta Pteridogr. 50 (1837)

Distribution: Chile (Araucanía, Los Rios, Los Lagos, Aisén, Magallanes); Juan Fdz. Isl.

85 CLE JNF

Remarks: subgen. Mecodium

Conservation Status: IUCN V

Synonyms: hidden

= Hymenophyllum cumingii C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 32, 56, t. 11 A (1843)

= Mecodium cuneatum (Kunze) Copel.; Philipp. J. Sci. 67: 24 (1938)

species :

Hymenophyllum cupressiforme Labill.; Nov. Holl. Pl. 2: 102, t. 250, f. 2 (1806)

Name: Common filmy fern

Distribution: Australia (Australian Capital Territory, E-Queensland, New South Wales, Victoria, Tasmania); New Zealand (North Isl., South Isl.); Chatham Isl.

50 AUS 51 CTM NZL

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Hymenophyllum antarcticum C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 31, 50, t. 12 A (1843)

= Hymenophyllum tunbrigense var. cupressiforme (Labill.) Hook.f.; Bot. Antarct. Voy. II (Fl. Nov.-Zel.), 1: 11 (1852)

species :

Hymenophyllum darwinii Hook.f.; Bosch, Ned. Kruidk. Arch. 5(3): 157 (1863)

Distribution: Argentina (Neuquen, Rio Negro, Santa Cruz, Tierra del Fuego); Chile (Maule, Ñuble, Biobío, Araucanía, Los Rios, Los Lagos, Aisén, Magallanes)

85 ARG CLE

Remarks: subgen. Mecodium

Synonyms: hidden

= Hymenophyllum abruptum var. brevifrons (Kunze) Franch.; Miss. Sci. Cap Horn, Bot. 5: 392 (1889)

= Hymenophyllum rarum var. darwinii Bosch ex Neger; (1897), nom. nud.

= Hymenophyllum skottsbergii C.Chr.; Ark. Bot. 10(2): 22, fig. (1910)

species :

Hymenophyllum delicatulum Sehnem; Sellowia 7: 304, t. 1(6) (1956)

Distribution: Brazil (Paraná, Rio Grande do Sul, Santa Catarina)

84 BRA

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Sphaerocionium delicatulum (Sehnem) Pic.Serm.; Webbia 28: 470 (1973)

= Hymenophyllum filmenofilicum Christenh. & Schwartsb.; Kew Bull. 64(1): 175 (2009)

species :

Hymenophyllum deltoideum C.Chr.; Cat. Pl. Madag., Pterid. 18 (1932) (nomen), Dansk Bot. Ark. 7: 10, t. 2, f. 4-5 (1932)

Distribution: Madagascar

29 MDG

Remarks: subgen. Hymenophyllum

species :

Hymenophyllum demissum (G.Forst.) Sw.; J. Bot. (Schrader) 1800(2): 100 (1801)

Name: Irirangi (Maori)

Distribution: New Zealand (North Isl., South Isl., Stewart Isl.); Kermadec Isl.; Chatham Isl.; Auckland Isl.

51 AUC CTM KER NZL

Remarks: subgen. Globosa

Synonyms: hidden

= Hymenophyllum aucklandicum Bosch; Ned. Kruidk. Arch. 4: 393 (1859)

= Hymenophyllum australe var. aucklandicum (Bosch) C.Chr.; Index Filic. 357 (1905)

= Hymenophyllum demissum var. megalocarpum (Colenso) C.Chr.; Index Filic. 364 (1905)

= Hymenophyllum demissum var. polychilum (Colenso) Domin; Biblioth. Bot. 20(85): 24 (1913)

= Hymenophyllum erecto-alatum Colenso; Trans. & Proc. New Zealand Inst. 11: 431 (1879)

= Hymenophyllum megalocarpum Colenso; Trans. & Proc. New Zealand Inst. 15: 308 (1883)

= Hymenophyllum polychilum Colenso; Trans. & Proc. New Zealand Inst. 24: 395 (1892)

= Mecodium demissum (G.Forst.) Copel.; Philipp. J. Sci. 67: 24 (1938)

= Sphaerocionium demissum (G.Forst.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 35 (1843)

= Trichomanes demissum G.Forst.; Fl. Ins. Austr.: 85 (1786)

species :

Hymenophyllum densipilosum A.Rojas; Acta Bot. Malac. 42(1): 172 (2017)

Distribution: Costa Rica

80 COS

species :

Hymenophyllum dentatum Cav.; Descr. Pl. (Cavanilles) 276 (1801)

Name: Shushu-lahuén [Chile]

Distribution: Argentina (Neuquen, Rio Negro,Tierra del Fuego); Chile (Biobío, Araucanía, Los Rios, Los Lagos, Aisén)

85 ARG CLE

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Hymenophyllum bridgesii Hook.; Sp. Fil. [W. J. Hooker] 1: 97, t. 35 C (1844)

= Hymenophyllum trichocaulon Phil.; Anales Univ. Chile 94: 360 (1896)

= Leptocionium dentatum (Cav.) Bosch; Ned. Kruidk. Arch. 4: 384 (1859)

= Sphaerocionium bridgesii (Hook.) Klotzsch; Linnaea 18: 536 (1844)

species :

Hymenophyllum denticulatum Sw.; J. Bot. (Schrader) 1800(2): 100 (1801)

Distribution: China (Guangdong, Guangxi, Hainan); Ryukyu Isl.; Taiwan; India (Arunachal Pradesh, Assam State, Kerala, Manipur, Meghalaya, Mizoram, Nagaland, Tamil Nadu); Sri Lanka; Bangladesh; Myanmar; peninsular Thailand; Vietnam; peninsular Malaysia; Singapore; Sumatra; Borneo (Mt. Kinabalu, Sabah, Sarawak, Kalimantan); Sulawesi; Palawan; Philippines; Java; Lesser Sunda Isl. (Bali, Flores, Sumbawa); New Guinea (Irian Jaya, Papua New Guinea); ?Bismarck Arch.; Solomon Isl. (Kolombangara); Fiji (Viti Levu, Taveuni)

36 CHI 38 NNS TAI 40 BAN IND SRL 41 MYA THA VIE 42 BOR JAW LSI MLY NWG PHI PLW SNG SUL SUM 43 SOL 60 FIJ

Remarks: subgen. Hymenophyllum

Conservation Status: endangered (Singapore)

Synonyms: hidden

= Didymoglossum aculeatum (J.Sm.) Bosch; Pl. Jungh. [Miquel] 5: 559 (1857)

= Didymoglossum braunii Bosch; Pl. Jungh. [Miquel] 1: 560 (1856)

= Didymoglossum denticulatum (Sw.) Hassk.; Acta Soc. Regiae Sci. Indo-Neërl. 2 [Observ. Bot. Fil.]: 17 (1857)

= Didymoglossum ferox Hassk.; Acta Soc. Regiae Sci. Indo-Neërl. 2 [Observ. Bot. Fil.]: 17 (1857)

= Didymoglossum neesii (Blume) C.Presl; Abh. Königl. Böhm. Ges. Wiss., 5, 3: 115 (1843)

= Hymenophyllum aculeatum (J.Sm.) Racib.; Pteridoph. Buitenzorg 21 (1898)

= Hymenophyllum brachyglossum A.Braun ex Kunze; Bot. Zeitung (Berlin) 227 (1847)

= Hymenophyllum dichotomum Cav.; Descr. Pl. (Cavanilles) 276 (1801)

= Hymenophyllum humile Nees & Blume; Nova Acta Phys.-Med. Acad. Caes. Leop.-Carol. Nat. Cur. 11: 125, t. 13, f. 3 (1823)

= Hymenophyllum neesii (Blume) Hook.; Sp. Fil. [W. J. Hooker] 1: 99 (1844), nom. superfl.

= Hymenophyllum subrotundum Alderw.; Bull. Jard. Bot. Buitenzorg, sér. 2, 20: 19 (1915)

= Leptocionium aculeatum (J.Sm.) Bosch; Ned. Kruidk. Arch. 4: 383 (1859)

= Leptocionium braunii (Bosch) Bosch; Ned. Kruidk. Arch. 4: 383 (1859)

= Leptocionium denticulatum (Sw.) Bosch; Ned. Kruidk. Arch. 4: 382 (1859)

= Leptocionium neesii (Blume) Bosch; Ned. Kruidk. Arch. 4: 383 (1859)

= Meringium brachyglossum (A.Braun ex Kunze) Copel.; Philipp. J. Sci. 67: 42 (1938)

= Meringium denticulatum (Sw.) Copel.; Philipp. J. Sci. 67: 26 (1938)

= Meringium neesii (Hook.) B.Nair; Bull. Bot. Surv. India 11: 186 (1971)

= Trichomanes aculeatum J.Sm.; J. Bot. (Hooker) 3: 417 (1841), nomen, non Sw. (1788)

= Trichomanes denticulatum (Sw.) Poir.; Encycl. [J. Lamarck et al.] 8: 75 (1808)

= Trichomanes neesii Blume; Enum. Pl. Javae 2: 226 (1828)

species :

Hymenophyllum dependens C.V.Morton; Contr. U. S. Natl. Herb. 29: 179 (1947)

Distribution: Trinidad; Colombia (Bolívar, Boyacá, Chocó, Cundinamarca, Nariño, Risaralda, Valle); Venezuela (Amazonas, Aragua, Bolívar, Sucre); Guyana; Ecuador

81 TRT 82 CLM GUY VEN 83 ECU

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Sphaerocionium dependens (C.V.Morton) Vareschi; Fl. Venez. 1: 218 (1969)

species :

Hymenophyllum deplanchei Mett.; Kuhn, Linnaea 35: 393 (1868)

Distribution: New Caledonia

60 NWC

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Hemicyatheon deplanchei (Mett.) Copel.; Philipp. J. Sci. 67: 28 (1938)

species :

Hymenophyllum devolii M.J.Lai; Taiwania 21: 82 (1976), nom. nov.

Distribution: Taiwan

38 TAI

Synonyms: hidden

= Hymenophyllum taiwanense De Vol; H. L. Li et al., Fl. Taiwan 1: 120 (1975) (non (Tagawa) C. V. Morton)

species :

Hymenophyllum dicranotrichum (C.Presl) Sadeb.; Nat. Pflanzenfam. [Engler & Prantl] I, 4: 110 (1899)

Distribution: Chile (Biobío, Araucanía, Los Rios, Los Lagos, Aisén)

85 CLE

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Hymenophyllum chiloense Hook.; Sp. Fil. [W. J. Hooker] 1: 90, t. 32 A (1844)

= Leptocionium dicranotrichum C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 27, t. 11, f. D (1843)

= Trichomanes spinulosum Phil.; Linnaea 80: 208 (1860)

species :

Hymenophyllum digitatum (Sw.) Fosberg; Smithsonian Contr. Bot. 45: 1 (1980)

Distribution: São Tomé; Tanzania; Madagascar; Mauritius; La Réunion; Ryukyu Isl.; Taiwan; peninsular Thailand; Vietnam; peninsular Malaysia; Sumatra; Borneo (Sabah, Sarawak); Sulawesi; Philippines; Java; Lesser Sunda Isl. (Flores); Moluccas (Seram, Tidore); New Guinea (Irian Jaya, Papua New Guinea); Bismarck Arch. (Admiralty Isl., New Ireland); Solomon Isl. (Guadalcanal, Kolombangara, New Georgia, Rendova, Santa Ysabel, Vangunu, Vella Lavella); Australia (NE-Queensland); Santa Cruz Isl.; Vanuatu; Wallis & Futuna (Alofi, Futuna); American Samoa (Tutuila); [Western] Samoa (´Upolu); Cook Isl. (Rarotonga); Marquesas Isl. (Nuku Hiva, Ua Huka, Ua Pou, Hiva Oa, Fatu Hiva); Society Isl. (Tahiti, Bora Bora, Moorea); Fed. States of Micronesia (Pohnpei)

23 SAO 25 TAN 29 MAU MDG REU 38 NNS TAI 41 THA VIE 42 BOR JAW LSI MLY MOL NWG PHI SUL SUM 43 BIS SOL 50 AUS 60 ASA SAM SCZ VAN WAL 61 COO MRQ SCI 62 MIC

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Crepidomanes dichotomum (Prantl) P.J.Edwards; R. J. Johns et al., Guide Alpine Subalpine Fl. Mount Jaya: 120 (2006)

= Crepidomanes digitatum (Sw.) K.Iwats.; Acta Phytotax. Geobot. 35: 175 (1984)

= Gonocormus dichotomus (Kunze) Prantl; Unters. Morph. Gefäßkrypt. 1: 52 (1875)

= Gonocormus digitatus (Sw.) Prantl; Unters. Morph. Gefäßkrypt. 1: 51 (1875)

= Gonocormus flabellatus (Bosch) Prantl; Unters. Morph. Gefäßkrypt. 1: 51 (1875)

= Hymenophyllum alternatum Fosberg; Amer. Fern J. 40: 135 (1950)

= Microtrichomanes dichotomum (Prantl) Copel.; Philipp. J. Sci. 67: 36 (1938)

= Microtrichomanes digitatum (Sw.) Copel.; Philipp. J. Sci. 67: 36 (1938)

= Microtrichomanes taeniatum (Copel.) Copel.; Philipp. J. Sci. 67: 37 (1938)

= Trichomanes ampliatum Mett.; Nat. Pflanzenfam. [Engler & Prantl] I, 4: 105 (1899)

= Trichomanes blumei Hassk.; Acta Soc. Regiae Sci. Indo-Neërl. 2 [Observ. Bot. Fil.]: 4 (1857)

= Trichomanes dichotomum Kunze; Bot. Zeitung (Berlin) 302 (1847) (non Hymenophyllum dichotomum Cav., nec Nees & Blume)

= Trichomanes digitatum Sw.; Syn. Fil. [Swartz] 370, 422 (1806)

= Trichomanes digitatum var. major Rosenst.; Repert. Spec. Nov. Regni Veg. 12: 166 (1913)

= Trichomanes digitatum var. uluguruense Reimers; Notizbl. Bot. Gart. Berlin-Dahlem 11: 912 (1933)

= Trichomanes flabellatum Bosch; Ned. Kruidk. Arch. 4: 353 (1859) (non Bory (1827))

= Trichomanes flabelliforme Hassk.; Acta Soc. Regiae Sci. Indo-Neërl. 2 [Observ. Bot. Fil.] 2: 5 (1857)

= Trichomanes lanceum Bory ex Willd.; Sp. Pl., ed. 4 [Willdenow] 5(1): 500 (1810)

= Trichomanes loreum Bory; Voy. Indes Or. [Bélanger] 2(1): 79 (1833), nom. superfl.

= Trichomanes piliferum Alderw.; Bull. Jard. Bot. Buitenzorg, sér. 3, 5: 225 (1922)

= Trichomanes taeniatum Copel.; Bull. Bernice P. Bishop Mus. 93: 6, t. 2 (1932)

species :

Hymenophyllum dilatatum (G.Forst.) Sw.; J. Bot. (Schrader) 1800(2): 100 (1801)

Distribution: New Zealand (North Isl., South Isl., Stewart Isl.); Chatham Isl.; Auckland Isl.; American Samoa (Tutuila, Ta´u, Olosega); [Western] Samoa (Savai´i, ´Upolu); Society Isl. (Tahiti)

51 AUC CTM NZL 60 ASA SAM 61 SCI

Remarks: subgen. Diplophyllum

Synonyms: hidden

= Diplophyllum dilatatum (G.Forst.) Bosch; Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch. 11: 323 (1861)

= Leptocionium sororium C.Presl; Abh. Königl. Böhm. Ges. Wiss. 5(5): 336 (1848)

= Mecodium dilatatum (G.Forst.) Copel.; Philipp. J. Sci. 67: 24 (1938)

= Sphaerocionium dilatatum (G.Forst.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 35 (1843)

= Trichomanes dilatatum G.Forst.; Fl. Ins. Austr.: 85 (1786)

species :

Hymenophyllum dimidiatum Mett.; Kuhn, Linnaea 35: 393 (1868)

Distribution: New Caledonia

60 NWC

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Hymenophyllum piliferum C.Chr.; Vierteljahrsschr. Naturf. Ges. Zürich 70: 221 (1925)

= Meringium dimidiatum (Mett.) Copel.; Philipp. J. Sci. 67: 43 (1938)

species :

Hymenophyllum diversilobum (C.Presl) Fée; Mém. Foug. 11 (Hist. Foug. Antil.): 118 (1866)

Distribution: Hispaniola

81 HIS

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Sphaerocionium diversilobum C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 34, 59 (1843)

species :

Hymenophyllum eboracense Croxall; Austral. J. Bot. 23: 518 (1975)

Distribution: Australia (NE-Queensland)

50 AUS

Remarks: subgen. Globosa

Conservation Status: IUCN R

species :

Hymenophyllum ectocarpon Fée; Mém. Foug. 11 (Hist. Foug. Antil.): 115, t. 31, f. 1 (1866)

Distribution: Mexico (Chiapas, Hidalgo, Oaxaca, Veracruz); Guatemala; ?Belize; Honduras; Nicaragua; Costa Rica; Panama

79 MEX 80 COS GUA HON NIC PAN

Remarks: subgen. Hymenophyllum

species :

Hymenophyllum edanoi (Copel.) C.V.Morton; Contr. U. S. Natl. Herb. 38: 173 (1968)

Distribution: Philippines (Mindoro, Luzon)

42 PHI

Remarks: subgen. Globosa

Synonyms: hidden

= Mecodium edanoi Copel.; Philipp. J. Sci. 81: 2 (1952)

species :

Hymenophyllum edentulum (Bosch) C.Chr.; Index Filic. 360 (1905)

Distribution: peninsular Malaysia; Sumatra; Borneo (Sabah, Sarawak); Palawan; Philippines (Mindanao)

42 BOR MLY PHI PLW SUM

Remarks: frequently included in H. serrulatum but kept separate by Ebihara (2007) and Flora Malesiana (2023)

Synonyms: hidden

= Hymenophyllum bakeri Copel.; Sarawak Mus. J. 2: 309 (1917)

= Leptocionium edentulum Bosch; Ned. Kruidk. Arch. 5(3): 148 (1863)

= Meringium bakeri (Copel.) Copel.; Philipp. J. Sci. 67: 40 (1938)

= Meringium edentulum (Bosch) Copel.; Philipp. J. Sci. 67: 41 (1938)

= Trichomanes denticulatum Baker; Syn. Fil. [W. J. Hooker & Baker] 82 (1867), non Houtt. nec Poir.

species :

Hymenophyllum elegans Spreng.; Syst. Veg., ed. 16 [Sprengel] 4(1): 133 (1827)

Distribution: Honduras; Costa Rica; Panama; Cuba; Hispaniola (Haiti, Dominican Republic); Nevis; St. Kitts; Guadeloupe; St. Vincent; Grenada; Trinidad; Colombia (Antioquia, Cundinamarca, Meta, Santander); Venezuela (Amazonas, Anzoategui, Aragua, Barinas, Bolívar, Falcon, Merida, Tachira); Guyana; Ecuador; Peru; Bolivia (Cochabamba, La Paz); Brazil (Amazonas, Espírito Santo, Minas Gerais, Paraná, Rio de Janeiro, Roraima, Santa Catarina, São Paulo)

80 COS HON PAN 81 CUB GDL GRE HIS STK STV TRT 82 CLM GUY VEN 83 BOL ECU PER 84 BRA

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Hymenophyllum bifidum Hook. & Grev.; Icon. Filic. t. 196 (1830)

= Hymenophyllum caudatellum Christ; Bull. Herb. Boissier, sér. 2, 4: 939 (1904)

= Hymenophyllum cruegeri C.A.Müll.; Bot. Zeitung (Berlin) 722 (1854), as ´crügeri´

= Hymenophyllum delicatissimum Fée; Crypt. Vasc. Brésil 2: 83 (1873)

= Hymenophyllum elegans f. minus C.V.Morton; Contr. U. S. Natl. Herb. 29: 154 (1947)

= Hymenophyllum tenerrimum Bosch; Ned. Kruidk. Arch. 5(3): 185 (1863)

= Sphaerocionium cruegeri (C.A.Müll.) Copel.; Philipp. J. Sci. 67: 32 (1938)

= Sphaerocionium elegans (Spreng.) Copel.; Philipp. J. Sci. 67: 32 (1938)

= Sphaerocionium tenerrimum (Bosch) Pic.Serm.; Webbia 28: 472 (1973)

species :

Hymenophyllum elegantulum Bosch; Ned. Kruidk. Arch. 4: 408 (1859)

Distribution: Mexico (Chiapas, Guerrero, Hidalgo, Oaxaca, Puebla, Veracruz); Guatemala; El Salvador; Honduras; Nicaragua; Costa Rica; Panama; Hispaniola (Dominican Republic, Haiti); Puerto Rico; Colombia (Antioquia, Boyacá, Caldas, Cauca, Cundinamarca, Meta, Nariño, Norte de Santander, Quindío, Risaralda, Santander, Tolima); Venezuela (Merida, Tachira, Trujillo); Ecuador; Peru; Bolivia (Cochabamba, La Paz)

79 MEX 80 COS ELS GUA HON NIC PAN 81 HIS PUE 82 CLM VEN 83 BOL ECU PER

Remarks: subgen. Sphaerocionium. Often listed as ´H. tegulare´ but this name belongs to H. undulatum

Synonyms: hidden

= Hymenophyllum buchtienii Rosenst.; Repert. Spec. Nov. Regni Veg. 6: 229 (1908)

= Sphaerocionium buchtienii (Rosenst.) Copel.; Philipp. J. Sci. 67: 31 (1938)

= Sphaerocionium elegantulum (Bosch) Copel.; Philipp. J. Sci. 67: 32 (1938)

species :

Hymenophyllum elongatum Jeff W.Grimes; Kew Bull. 34(2): 233 (1979)

Distribution: Solomon Isl. (Bougainville)

43 SOL

Remarks: subgen. Hymenophyllum

species :

Hymenophyllum emarginatum Sw.; J. Bot. (Schrader) 1800(2): 101 (1801)

Distribution: peninsular Malaysia; Sumatra; Borneo (Mt. Kinabalu, Sabah, Sarawak, Kalimantan); Sulawesi; Java; Philippines; Lesser Sunda Isl. (Flores); Vanuatu; Society Isl. (Tahiti)

42 BOR JAW LSI MLY PHI SUL SUM 60 VAN 61 SCI

Remarks: subgen. Globosa

Synonyms: hidden

= Hymenophyllum cumingii Bosch; Ned. Kruidk. Arch. 4: 395 (1859) (non C. Presl (1843))

= Hymenophyllum eximium Kunze; Bot. Zeitung (Berlin) 478 (1846)

= Hymenophyllum inclinatum Bosch; Pl. Jungh. [Miquel] 1: 570 (1856)

= Hymenophyllum leptodictyon Müll.Hal.; Bot. Zeitung (Berlin) 12: 734 (1854)

= Hymenophyllum macrocarpum (C.Presl) Bosch; Ned. Kruidk. Arch. 4: 395 (1859)

= Hymenophyllum modestum Bosch; Ned. Kruidk. Arch. 5(3): 163 (1863)

= Hymenophyllum pantotactum Alderw.; Bull. Jard. Bot. Buitenzorg, sér. 2, 7: 20 (1912)

= Hymenophyllum sororium Bosch; Ned. Kruidk. Arch. 4: 395 (1859)

= Mecodium emarginatum (Sw.) Copel.; Philipp. J. Sci. 67: 20 (1938)

= Sphaerocionium macrocarpum C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 35, 61 (1843)

= Trichomanes emarginatum (Sw.) Poir.; Encycl. [J. Lamarck et al.] 8: 76 (1808)

species :

Hymenophyllum exquisitum T.C.Hsu & Y.S.Chao; Syst. Bot. 44(4): 760 (2019)

Distribution: Taiwan

38 TAI

species :

Hymenophyllum exsertum Wall. ex Hook.; Sp. Fil. [W. J. Hooker] 1: 109, t. 38A (1844)

Distribution: China (Fujian, Guangdong, Hainan, Hongkong, Sichuan, Yunnan); Tibet; Nepal; Bhutan; India (Arunachal Pradesh, Assam State, Himachal Pradesh, Karnataka, Kerala, Meghalaya, Manipur, Mizoram, Nagaland, Odisha, Sikkim, Tamil Nadu, Tripura, Uttarakhand, West Bengal); Sri Lanka; Andaman Isl.; Myanmar (Kachin, Chin, etc.); Thailand (widespread); Laos; Cambodia; Vietnam; peninsular Malaysia

36 CHI TIB 40 BHU IND NEP SRL 41 AND CBD LAO MYA THA VIE 42 MLY

Remarks: subgen. Hymenophyllum. Not in Taiwan

Synonyms: hidden

= Hymenophyllum austrosinicum Ching; Hong Kong Naturalist 7: 87, 318 (1936)

= Hymenophyllum delavayi Christ; Mém. Soc. Bot. France 1 [Hist. Acrostich.]: 11 (1905)

= Hymenophyllum densum Wall.; Numer. List. [Wallich] no. 171 (1829), nomen

= Mecodium exsertum (Wall. ex Hook.) Copel.; Philipp. J. Sci. 67: 23 (1938)

= Pseudomecodium exsertum (Wall. ex Hook.) Satou; Hikobia 12(3): 269 (1997)

species :

Hymenophyllum falklandicum Baker; Syn. Fil. [W. J. Hooker & Baker] 68 (1867)

Distribution: Argentina (Chubut, Neuquen, Rio Negro, Santa Cruz, Tierra del Fuego); Chile (Biobío, Araucanía, Los Rios, Los Lagos, Aisén, Magallanes); Juan Fdz. Isl.; Macquarie Isl.; Falkland Isl.; South Georgia Isl.

85 ARG CLE JNF 91 FAL MAQ SGE

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Hymenophyllum caespitosum Christ ex Dusén; Wiss. Ergebn. Schwed. Exped. Magellansl. 1895-1897 3(5): 242 (1899) (non Gaud. (1825) nec Fée (1866))

= Hymenophyllum falklandicum f. andinum Diem & J.S.Licht.; Darwiniana 11: 695, fig. 16, II (1959)

= Hymenophyllum falklandicum var. elongatum Diem & J.S.Licht.; Darwiniana 11: 696 (1959)

= Hymenophyllum glebarium Christ ex C.Chr.; Index Filic. 362 (1905)

species :

Hymenophyllum farallonense Hieron.; Bot. Jahrb. Syst. 34: 430 (1904)

Distribution: Colombia (Antioquia, Chocó, Valle); ?Ecuador

82 CLM

Remarks: subgen. Mecodium

Synonyms: hidden

= Mecodium farallonense (Hieron.) Copel.; (1938)

species :

Hymenophyllum feejeense Brack.; U.S. Expl. Exped., Filic. 16: 266, t. 37, f. 2 (1854)

Distribution: Vanuatu; Fiji (Viti Levu, Vanua Levu, Ovalau); American Samoa (Ta´u); [Western] Samoa (Savai´i, ´Upolu)

60 ASA FIJ SAM VAN

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Meringium feejeense (Brack.) Copel.; Philipp. J. Sci. 67: 44 (1938)

species :

Hymenophyllum fendlerianum J.W.Sturm; Fl. Bras. [Martius] 1(2): 291 (1859)

Distribution: Mexico (Chiapas, Oaxaca, Veracruz); Guatemala; Costa Rica; Hispaniola (Haiti, Dominican Republic); Colombia (Antioquia); Venezuela (Amazonas, Anzoategui, Aragua, Bolívar, Miranda, Portuguesa, Sucre); Guyana; Surinam; Ecuador; Peru; Bolivia (Cochabamba, La Paz); Brazil (Amazonas, Bahia, Minas Gerais, Rio de Janeiro, Roraima, São Paulo)

79 MEX 80 COS GUA 81 HIS 82 CLM GUY SUR VEN 83 BOL ECU PER 84 BRA

Remarks: subgen. Mecodium. Possibly a synonym of H. undulatum

Synonyms: hidden

= Hymenophyllum amoenum (Klotzsch) J.W.Sturm; Fl. Bras. [Martius] 1(2): 291 (1859)

= Hymenophyllum contortum Bosch; Ned. Kruidk. Arch. 5(3): 170 (1863)

= Hymenophyllum polycarpum Mett.; Kuhn, Linnaea 35: 391 (1868)

= Hymenophyllum undulatum var. fendlerianum (J.W.Sturm) Stolze; Fieldiana, Bot., n. s. 20: 64 (1989)

= Mecodium contortum (Bosch) Copel.; Philipp. J. Sci. 67: 26 (1938)

= Mecodium fendlerianum (J.W.Sturm) Copel.; Philipp. J. Sci. 67: 26 (1938)

= Sphaerocionium crispum var. amoenum Klotzsch

species :

Hymenophyllum ferax Bosch; Ned. Kruidk. Arch. 4: 392 (1859)

Distribution: Colombia (Caldas, Nariño, Norte de Santander, Tolima); Venezuela (Lara, Merida); Ecuador; Peru; Bolivia (Cochabamba, La Paz)

82 CLM VEN 83 BOL ECU PER

Remarks: subgen. Mecodium

Synonyms: hidden

= Mecodium ferax (Bosch) Copel.; Philipp. J. Sci. 67: 25 (1938)

species :

Hymenophyllum ferrugineum Colla; Herb. Pedem. 6: 190 (1836) & Mem. Reale Accad. Sci. Torino 39: 30 (1836)

species :

Hymenophyllum fimbriatum J.Sm.; J. Bot. (Hooker) 3: 418 (1841)

Distribution: Taiwan; Vietnam; Borneo (Sarawak); Philippines; Moluccas (Seram); New Guinea

38 TAI 41 VIE 42 BOR MOL NWG PHI

Remarks: subgen. Globosa. Often included in H. javanicum but kept separate by Knapp et al. (etc.)

Synonyms: hidden

= Hymenophyllum fimbriatum J.Sm. ex Hook.; Sp. Fil. [W. J. Hooker] 1: 102 (1844)

= Mecodium fimbriatum (J.Sm. ex Hook.) Copel.; Philipp. J. Sci. 67: 21 (1938)

= Hymenophyllum fraternum Harr.; J. Linn. Soc., Bot. 16: 26 (1877), nom. illeg., non C. Presl 1844

= Hymenophyllum steerei C.Chr.; Index Filic. 361, 368 (1905), nom. nov. for H. fraternum Harr.

species :

Hymenophyllum firmum Alderw.; Nova Guinea 14: 28 (1924)

Distribution: New Guinea (Irian Jaya, Papua New Guinea)

42 NWG

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Hymenophyllum subfirmum Alderw.; Nova Guinea 14: 28 (1924)

= Meringium firmum (Alderw.) Copel.; Philipp. J. Sci. 67: 44 (1938)

species :

Hymenophyllum flabellatum Labill.; Nov. Holl. Pl. 2: 101, t. 250, f. 1 (1806)

Name: Shiny filmy fern

Distribution: Australia (E-Queensland, E-New South Wales, S-Victoria, Tasmania); New Zealand (North Isl., South Isl., Stewart Isl.); Kermadec Isl.; Chatham Isl.; Antipodes Isl.; Auckland Isl.; Vanuatu; Fiji (Viti Levu, Vanua Levu, Taveuni); [Western] Samoa (Savai´i); Marquesas Isl. (Nuku Hiva, Hiva Oa, Ua Pou); Society Isl. (Tahiti)

50 AUS 51 ATP AUC CTM KER NZL 60 FIJ SAM VAN 61 MRQ SCI

Remarks: subgen. Pleuromanes

Synonyms: hidden

= Hymenophyllum hookeri Bory; Voy. Indes Or. [Bélanger] 2: 84 (1833)

= Hymenophyllum nitens R.Br.; Prodr. Fl. Nov. Holland. 159 (1810) (nom. illeg.)

= Mecodium flabellatum (Labill.) Copel.; Philipp. J. Sci. 67: 21 (1938)

= Trichomanes nitens (R.Br.) Poir.; Encycl. [J. Lamarck et al.] suppl. 5: 349 (1817)

species :

Hymenophyllum flexuosum A.Cunn.; Hook., Compan. Bot. Mag. 2: 369 (1836)

Distribution: New Zealand (North Isl., South Isl.); Chatham Isl.

51 CTM NZL

Remarks: subgen. Globosa

Synonyms: hidden

= Hymenophyllum australe var. flexuosum (A.Cunn.) C.Chr.; Index Filic. 361 (1905)

= Hymenophyllum neozelandicum Gand.; Bull. Soc. Bot. France 60: 29 (1913)

= Mecodium flexuosum (A.Cunn.) Copel.; Philipp. J. Sci. 67: 24 (1938)

species :

Hymenophyllum foersteri Rosenst.; Repert. Spec. Nov. Regni Veg. 12: 165 (1918)

Distribution: New Guinea (Irian Jaya, Papua New Guinea)

42 NWG

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Meringium foersteri (Rosenst.) Copel.; Philipp. J. Sci. 73: 463 (1941)

= Meringium foersteri (Rosenst.) Nakaike; Bull. Natl. Sci. Mus., Tokyo, B, 9(3): 99 (1983), isonym

species :

Hymenophyllum fragile (Hedw.) C.V.Morton; Contr. U. S. Natl. Herb. 29: 172 (1947)

Distribution: Mexico (Chiapas, Hidalgo, Oaxaca, Veracruz); Guatemala; Honduras; Costa Rica; Panama; Cuba; Jamaica; Hispaniola (Haiti, Dominican Republic); Puerto Rico; Colombia (Antioquia, Boyacá, Chocó, Cundinamarca, Magdalena, Risaralda, Valle); Venezuela (Aragua, Venezuela Distrito Federal, Lara, Merida, Trujillo); Ecuador; Peru; Bolivia (Cochabamba, La Paz)

79 MEX 80 COS GUA HON PAN 81 CUB HIS JAM PUE 82 CLM VEN 83 BOL ECU PER

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Hymenophyllum intercalatum Christ; Bull. Herb. Boissier, sér. 2, 4: 942 (1904)

= Hymenophyllum raddianum C.A.Müll.; Bot. Zeitung (Berlin) 12: 723 (1854)

= Sphaerocionium fragile (Hedw.) Pic.Serm.; Webbia 28: 471 (1973)

= Sphaerocionium raddianum (C.A.Müll.) Copel.; Philipp. J. Sci. 67: 31 (1938)

= Trichomanes fragile Hedw.; Fil. Gen. Sp. sub t. 17 (1802)

species :

Hymenophyllum francii (Christ) Ebihara & K.Iwats.; Taxon 53(4): 945 (2004)

Distribution: New Caledonia

60 NWC

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Microtrichomanes francii (Christ) Copel.; Philipp. J. Sci. 67: 37 (1938)

= Trichomanes cuneatum Christ; Bull. Herb. Boissier, sér. 2, 7: 649, fig. (1907)

= Trichomanes francii Christ; Bull. Herb. Boissier, sér. 2, 7: 648, fig. (1907)

species :

Hymenophyllum frankliniae Colenso; Tasmanian J. Nat. Sci. 1: 378 (1841)

Distribution: New Zealand (North Isl., South Isl., Stewart Isl.)

51 NZL

Remarks: subgen. Sphaerocionium. Valid species and not a synonym of H. ferrugineum fide Ebihara et al. 2010

Synonyms: hidden

= Hymenophyllum aeruginosum var. franklinianum Hook.; Sp. Fil. [W. J. Hooker] 1: 93, t. 34 A (1844)

= Hymenophyllum franklinianum Colenso; Tasmanian J. Nat. Sci. 2: 183 (1844)

= Sphaerocionium frankliniae (Colenso) K.Iwats.; J. Fac. Sci. Univ. Tokyo, Sect. 3, Bot. 13(2): 213 (1982)

species :

Hymenophyllum fuciforme Sw.; Syn. Fil. [Swartz] 148 (1806)

Distribution: Argentina (Chubut); Chile (Maule, Ñuble, Biobío, Araucanía, Los Rios, Los Lagos, Aisén, Magallanes); Juan Fdz. Isl.

85 ARG CLE JNF

Remarks: subgen. Fuciformia

Synonyms: hidden

= Hymenophyllum fucoides Cav.; Descr. Pl. (Cavanilles) 275 (1801) (non Sw. (1801))

= Hymenophyllum semiteres Colla; Mem. Reale Accad. Sci. Torino 39: 32, t. 61 (1836)

= Leptocionium fuciforme (Sw.) C.Presl; Abh. Königl. Böhm. Ges. Wiss. 5(5): 336 (1848)

= Mecodium fuciforme (Sw.) Copel.

species :

Hymenophyllum fucoides (Sw.) Sw.; J. Bot. (Schrader) 1800(2): 99 (1801)

Distribution: Mexico (Chiapas, Guerrero, Hidalgo, Oaxaca, Puebla, Veracruz); Guatemala; Belize; El Salvador; Honduras; Nicaragua; Costa Rica; Panama; Cuba; Jamaica; Hispaniola (Haiti, Dominican Republic); Puerto Rico; St. Kitts; Guadeloupe; Dominica; Martinique; St. Lucia; St. Vincent; Grenada; Trinidad; Colombia (Antioquia, Boyacá, Cauca, Cesar, Chocó, Cundinamarca, Huila, Magdalena, Norte de Santander, Putumayo, Risaralda, Santander, Tolima, Valle); Venezuela (Amazonas, Aragua, Barinas, Bolívar, Venezuela Distrito Federal, Falcon, Lara, Merida, Portuguesa, Tachira, Trujillo); Guyana; Surinam; Ecuador; Peru; Bolivia (Cochabamba, La Paz, Santa Cruz); Brazil (Minas Gerais, Paraná, Rio de Janeiro, Roraima, Rio Grande do Sul, Santa Catarina, São Paulo)

79 MEX 80 BLZ COS ELS GUA HON NIC PAN 81 CUB DOM GDL GRE HIS JAM MAR PUE STK STL STV TRT 82 CLM GUY SUR VEN 83 BOL ECU PER 84 BRA

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Dermatophlebium peruvianum Hook. & Grev.; (1831)

= Hymenophyllum atrovirens Fée & L´Herm.; Mém. Foug. 11 (Hist. Foug. Antil.): 120 (1866)

= Hymenophyllum blepharodes C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 32, 51 (1843)

= Hymenophyllum calodictyon Bosch; Ned. Kruidk. Arch. 5(3): 172 (1863)

= Hymenophyllum fucoides var. atrovirens (Fée & L´Herm.) Krug; Bot. Jahrb. Syst. 24(1): 86 (1897)

= Hymenophyllum fucoides var. calodictyon (Bosch) Stolze; Fieldiana, Bot., n. s. 20: 56 (1989)

= Hymenophyllum fucoides var. chachapoyense Stolze; Fieldiana, Bot., n. s. 20: 57 (1989)

= Hymenophyllum fucoides var. integrum Kuhn; Prim. Fl. Costaric. 3: 3 (1901)

= Hymenophyllum peruvianum Hook. & Grev.; Icon. Filic. t. 208 (1831)

= Hymenophyllum podocarpon Fée; Crypt. Vasc. Brésil 1: 196 (1869)

= Hymenophyllum spinulosum Kunth; Nov. Gen. Sp. [H. B. K.] 1: 26 (1815)

= Hymenophyllum torquescens Bosch; Ned. Kruidk. Arch. 5(3): 178 (1863)

= Leptocionium fucoides (Sw.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 27 (1843)

= Meringium fucoides (Sw.) Copel.; Philipp. J. Sci. 67: 45 (1938)

= Trichomanes fucoides Sw.; Prodr. Veg. Ind. Occ. 136 (1788)

species :

Hymenophyllum fujisanense Nakai; Bot. Mag. (Tokyo) 40: 249 (1926)

Distribution: China (Fujian, Guangxi, Hunan, Yunnan); Japan (Kagoshima, Yakushima Isl.); Taiwan; Vietnam

36 CHI 38 JAP NNS TAI 41 VIE

Remarks: Subgen. Mecodium, polyanthos agg.

Synonyms: hidden

= Mecodium hainanense Ching; Acta Phytotax. Sin. 8: 161 (1959)

species :

Hymenophyllum fumarioides Bory ex Willd.; Sp. Pl., ed. 4 [Willdenow] 5(1): 526 (1810)

Distribution: Tanzania; Madagascar; Comores; Mauritius; La Réunion; Seychelles; China (Anhui, Fujian, Gansu, Guangdong, Guangxi, Jiangxi, Hunan, Sichuan, Zhejiang); Japan; Ryukyu Isl.; Nepal; Bhutan; India (Andhra Pradesh, Arunachal Pradesh, Assam State, Himachal Pradesh, Karnataka, Kerala, Madhya Pradesh, Maharashtra, Manipur, Meghalaya, Mizoram, Nagaland, Odisha, Sikkim, Tamil Nadu, Tripura, Uttarakhand, West Bengal); Sri Lanka; Myanmar (Chin, etc.); Thailand (widespread); Laos; Cambodia; Vietnam; peninsular Malaysia; Singapore; Sumatra; Borneo (Mt. Kinabalu, Sabah, Sarawak); Sulawesi; Palawan; Philippines; Java; Lesser Sunda Isl. (Flores); ?New Guinea; Bismarck Arch. (Admiralty Isl.); Solomon Isl. (Kolombangara, Malaita, Nggela, Pavuvu, Santa Ysabel); Australia (Queensland); Kermadec Isl. (Raoul Isl.); Tonga (Late Isl.); Fiji (Viti Levu, Taveuni); Wallis & Futuna (Futuna); American Samoa (Tutuila, Ofu, Ta´u); [Western] Samoa; Cook Isl. (Rarotonga); Marquesas Isl. (Nuku Hiva, Ua Huka, Ua Pou, Hiva Oa, Tahuata, Fatu Hiva); Society Isl. (Raiatea, Tahiti); Austral Isl. (Rapa Iti, Rurutu); Austral Isl. (Tubuai); Palau (Babeldaob); Fed. States of Micronesia (Pohnpei, Kosrae)

25 TAN 29 COM MAU MDG REU SEY 36 CHI 38 JAP NNS 40 BHU IND NEP SRL 41 CBD LAO MYA THA VIE 42 BOR JAW LSI MLY PHI PLW SNG SUL SUM 43 BIS SOL 50 AUS 51 KER 60 ASA FIJ SAM TON WAL 61 AUI COO MRQ SCI 62 MIC PLU

Remarks: Subgen. Mecodium, polyanthos agg.; covers Old World populations of H. polyanthos s. l.; H. fumarioides s. str. (Mascarenes) is sometimes kept separate and the rest treated under H. tenellum D. Don

Synonyms: hidden

= Adiantum tenellum Jacq.; Collectanea [Jacquin] 3: 287, t. 21, f. 3 (1789)

= Hymenophyllum acrosorum Bosch; Pl. Jungh. [Miquel] 5: 564 (1857)

= Hymenophyllum badium Wall.; Numer. List. [Wallich] no. 1742 (1829), nomen

= Hymenophyllum blumeanum Spreng.; Syst. Veg., ed. 16 [Sprengel] 4(1): 131 (1827)

= Hymenophyllum contiguum (D.A.Sm.) Tindale; Contr. New South Wales Natl. Herb., Fl. Ser. 201: 23 (1963)

= Hymenophyllum coreanum Nakai; Bot. Mag. (Tokyo) 40: 246 (1926)

= Hymenophyllum cuneatum var. calyciforme E.D.Br.; Bull. Bernice P. Bishop Mus. 89 [Fl. S. E. Polynesia II]: 11 (1931)

= Hymenophyllum diversilabium (Copel.) C.V.Morton; Contr. U. S. Natl. Herb. 38: 173 (1968)

= Hymenophyllum emersum Baker; Syn. Fil. [W. J. Hooker & Baker], ed. 1: 457 (1868)

= Hymenophyllum epiphyticum J.W.Moore; Bull. Bernice P. Bishop Mus. 102: 5 (1933)

= Hymenophyllum gracilius Copel.; Bull. Bernice P. Bishop Mus. 93: 7, t. 3 (1932)

= Hymenophyllum himalaianum Bosch; Ned. Kruidk. Arch. 5(3): 156 (1863)

= Hymenophyllum integrum Bosch; Pl. Jungh. [Miquel] 1: 563 (1856)

= Hymenophyllum involucratum Copel.; Univ. Calif. Publ. Bot. 12: 375 (1931)

= Hymenophyllum microsorum Bosch; Ned. Kruidk. Arch. 5(3): 155 (1803)

= Hymenophyllum nitiduloides Copel.; Philipp. J. Sci. 64: 112, t. 52 (1937)

= Hymenophyllum osmundoides Bosch; Ned. Kruidk. Arch. 5(3): 164 (1863)

= Hymenophyllum pectinatum Nees & Blume; Nova Acta Phys.-Med. Acad. Caes. Leop.-Carol. Nat. Cur. 11: 124, t. 12, f. 5 (1823) (non Cav. (1802))

= Hymenophyllum polyanthos var. blumeanum (Spreng.) Bedd.; Ferns Brit. India 32 (1883)

= Hymenophyllum polyanthos var. contiguum Croxall; Austral. J. Bot. 23: 521 (1975)

= Hymenophyllum polyanthos var. microglossum Ridl.; J. Malayan Branch Roy. Asiat. Soc. 4: 12 (1926)

= Hymenophyllum polyanthos var. minus Bedd.; Ferns Brit. India t. 306 (1869) (fide Fraser-Jenkins 1997)

= Hymenophyllum pycnocarpum Bosch; Pl. Jungh. [Miquel] 1: 564 (1856)

= Hymenophyllum ricciifolium Bory ex Willd.; Sp. Pl., ed. 4 [Willdenow] 5(1): 531 (1810)

= Hymenophyllum sphaerocarpum Bosch; Ned. Kruidk. Arch. 5(3): 167 (1863)

= Hymenophyllum subdemissum Christ; Bull. Herb. Boissier, sér. 1, 6: 140 (1898)

= Hymenophyllum tenellum (Jacq.) Kuhn; Filic. Afr. 42 (1868), nom. illeg.

= Hymenophyllum tenellum D.Don; Prodr. Fl. Nepal. 12 (1825), non (Jacq.) Kuhn (1868)

= Mecodium acrocarpum Ching; Fl. Reipubl. Popularis Sin. [Fl. China Ed. Committee] 2: 379 (1959)

= Mecodium alfredii (Rosenst.) Copel.; Philipp. J. Sci. 67: 26 (1938)

= Mecodium blumeanum (Spreng.) B.K.Nayar & Kaur; Companion Ferns Brit. India 11 (1974)

= Mecodium contiguum D.A.Sm.; N. Queensland Naturalist, no. 14(80): 411 (1946)

= Mecodium coreanum (Nakai) Seriz.; J. Jap. Bot. 46: 16 (1971)

= Mecodium diversilabium Copel.; Occas. Pap. Bernice P. Bishop Mus. 14: 49, t. 2 (1938)

= Mecodium fujisanense (Nakai) Sugim.; Shokubutsu Kensakushi 1: 6 (1951)

= Mecodium fumarioides (Bory ex Willd.) Copel.; Philipp. J. Sci. 67: 22 (1938)

= Mecodium involucratum (Copel.) Copel.; Philipp. J. Sci. 67: 21 (1938)

= Mecodium jinfoshanense Ching & Z.Y.Liu; Bull. Bot. Res., Harbin 3(4): 10 (1983)

= Mecodium kansuense Ching & Y.P.Hsu; Fl. Tsinling. 2: 205 (1974)

= Mecodium likiangense Ching & P.S.Chibu; Fl. Reipubl. Popularis Sin. [Fl. China Ed. Committee] 2: 352 (1959)

= Mecodium lofoushanense Ching & P.S.Chiu; Fl. Reipubl. Popularis Sin. [Fl. China Ed. Committee] 2: 353 (1959)

= Mecodium lushanense Ching & P.S.Chiu; Fl. Reipubl. Popularis Sin. [Fl. China Ed. Committee] 2: 352 (1959)

= Mecodium microsorum (Bosch) Ching; Fl. Reipubl. Popularis Sin. [Fl. China Ed. Committee] 2: 143 (1959)

= Mecodium minus (Bedd.) S.Kaur & Subh.Chandra; Nomencl. Guide to Beddome´s Ferns S. India & Brit. India: 74 (1987) (fide Fraser-Jenkins 1997)

= Mecodium nitiduloides (Copel.) Copel.; Philipp. J. Sci. 67: 19 (1938)

= Mecodium osmundoides (Bosch) Ching; Fl. Reipubl. Popularis Sin. [Fl. China Ed. Committee] 2: 147, t. 10(7-11) (1959)

= Mecodium ovalifolium Ching & P.S.Chiu; Fl. Reipubl. Popularis Sin. [Fl. China Ed. Committee] 2: 352 (1959)

= Mecodium polyanthos var. blumeanum (Bedd.) N.C.Nair; Bull. Bot. Surv. India 11: 186 (1969)

= Mecodium subdemissum (Christ) Parris; Parris et al., Plants Mt. Kinabalu, 1. Ferns & Fern Allies: 82 (1992)

= Mecodium szechuanense Ching & P.S.Chiu; Fl. Reipubl. Popularis Sin. [Fl. China Ed. Committee] 2: 353 (1959)

= Mecodium tenellum (D.Don) Sarn.Singh & Panigrahi; Ferns Fern Allies Arunachal Pradesh 1: 351 (2005), non (Jacq.) Parris 1997

= Mecodium tenellum Parris; Malayan Nat. J. 50(4): 258 (1997), nom. inval.

= Mecodium wangii Ching & P.S.Chiu; Fl. Reipubl. Popularis Sin. [Fl. China Ed. Committee] 2: 35 1 (1959)

= Mecodium wenhsienense Ching & Y.P.Hsu; Fl. Tsinling. 2: 205 (1974)

= Meringium tenellum (Jacq.) Copel.; Philipp. J. Sci. 67: 42 (1938)

= Sphaerocionium gracile (Bory) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 34 (1843)

= Sphaerocionium ricciaefolium (Bory ex Willd.) C.Presl; Hymenophyllaceae [Presl] 35 (1843)

= Sphaerocionium rutifolium (Bory) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 35 (1843)

= Sphaerocionium tenellum (Jacq.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 34 (1843)

= Trichomanes depauperatum Bory; Voy. Monde, Crypt. 1: 283 (1828)

species :

Hymenophyllum fuscum (Blume) Bosch; Wis- Natuurk. Verh. Kon. Akad. Wetensch. Amsterdam 9(4): 62, t. 51-52 (1861)

Distribution: Sumatra; Java; Lesser Sunda Isl. (Bali, Flores)

42 JAW LSI SUM

Synonyms: hidden

= Amphipterum fuscum (Blume) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 6 [Epim. Bot.]: 258 (1851)

= Didymoglossum fuscum (Blume) Hassk.; Acta Soc. Regiae Sci. Indo-Neërl. 2 [Observ. Bot. Fil.]: 19 (1857)

= Didymoglossum zollingeri Hassk.; Acta Soc. Regiae Sci. Indo-Neërl. 2 [Observ. Bot. Fil.]: 20 (1857)

= Hymenophyllum dipteroneuron A.Braun ex Kunze; Bot. Zeitung (Berlin) 225 (1847)

= Hymenophyllum zollingerianum Kunze; Bot. Zeitung (Berlin) 305 (1848)

= Trichomanes fuscum Blume; Enum. Pl. Javae 2: 225 (1828)

species :

Hymenophyllum gardneri Bosch; Ned. Kruidk. Arch. 4: 417 (1859)

Distribution: India (Kerala, Tamil Nadu); Sri Lanka

40 IND SRL

Synonyms: hidden

= Mecodium gardneri (Bosch) Jayasek.; Revis. Handb. Fl. Ceylon (Dassanayake) 15A: 215 (2006)

species :

Hymenophyllum geluense Rosenst.; Repert. Spec. Nov. Regni Veg. 6: 372 (1908)

Distribution: New Guinea (Irian Jaya, Papua New Guinea)

42 NWG

Synonyms: hidden

= Amphipterum geluense (Rosenst.) Copel.; Philipp. J. Sci. 67: 47 (1938)

= Hymenophyllum geluense var. apiciflora Rosenst.; Repert. Spec. Nov. Regni Veg. 12: 526 (1913)

= Hymenophyllum geluense var. minor Rosenst.; Repert. Spec. Nov. Regni Veg. 12: 526 (1913)

species :

Hymenophyllum glaziovii Baker; Hooker´s Icon. Pl. t. 1612 (1886)

Distribution: Brazil (Paraná, Rio de Janeiro, São Paulo)

84 BRA

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Sphaerocionium glaziovii (Baker) Pic.Serm.; Webbia 28: 471 (1973)

species :

Hymenophyllum gorgoneum Copel.; Philipp. J. Sci. 64: 60, t. 26 (1937)

Distribution: New Guinea (Irian Jaya, Papua New Guinea); Bismarck Arch. (New Britain, Admiralty Isl.); Solomon Isl. (Guadalcanal, Santa Ysabel, Kolombangara, Makira)

42 NWG 43 BIS SOL

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Meringium gorgoneum (Copel.) Copel.; Philipp. J. Sci. 67: 44 (1938)

species :

Hymenophyllum gracilescens Domin; Biblioth. Bot. 86: 23, t. 1, f. 2-3 (1913)

Distribution: Australia (NE-Queensland: Bellenden Ker range)

50 AUS

Remarks: subgen. Hymenophyllum

Conservation Status: IUCN R

species :

Hymenophyllum hastatum A.Rojas; Acta Bot. Malac. 42(1): 174 (2017)

Distribution: Colombia

82 CLM

species :

Hymenophyllum heimii Tardieu; Bull. Soc. Bot. France 84: 538, f. 1 (1938)

Distribution: Madagascar

29 MDG

Remarks: subgen. Hymenoglossum

species :

Hymenophyllum helicoideum Sodiro; Crypt. Vasc. Quit.: 20 (1893)

Distribution: Ecuador

83 ECU

Remarks: subgen. Mecodium

species :

Hymenophyllum hemidimorphum R.C.Moran & B.Øllg.; Nordic J. Bot. 15(2): 181 (1995)

Distribution: Costa Rica; Colombia; Ecuador; Bolivia (Cochabamba)

80 COS 82 CLM 83 BOL ECU

Remarks: subgen. Sphaerocionium

species :

Hymenophyllum hemipteron Rosenst.; Repert. Spec. Nov. Regni Veg. 22: 4 (1925)

Distribution: Costa Rica; Panama

80 COS PAN

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Hymenophyllum hemipteron f. acropterum Rosenst.

= Hymenophyllum hemipteron f. minus Rosenst.

= Hymenophyllum palmense Rosenst.; Repert. Spec. Nov. Regni Veg. 22: 5 (1925)

= Sphaerocionium hemipteron (Rosenst.) Copel.; Philipp. J. Sci. 67: 31 (1938)

= Sphaerocionium palmense (Rosenst.) Copel.; Philipp. J. Sci. 67: 31 (1938)

species :

Hymenophyllum herzogii Rosenst.; Meded. Rijks-Herb. no. 19: 5 (1913)

Distribution: Bolivia (Cochabamba)

83 BOL

Remarks: subgen. Mecodium

Conservation Status: Known only from type

species :

Hymenophyllum hieronymi (Brause) C.Chr.; Index Filic., Suppl. Tert.: 114 (1934)

Distribution: New Guinea (Papua New Guinea)

42 NWG

Remarks: subgen. Hymenophyllum. Known only from type collection

Synonyms: hidden

= Trichomanes hieronymi Brause; Bot. Jahrb. Syst. 49: 6, f. 1 A (1912)

species :

Hymenophyllum hirsutum (L.) Sw.; J. Bot. (Schrader) 1800(2): 99 (1801)

Distribution: Liberia; Ivory Coast; Ghana; Cameroon; Bioko Isl. [Fernando Poo]; São Tomé; Annobon Isl.; Equatorial Guinea (Rio Muni); Gabon; Congo [Brazzaville]; Central African Republic; D.R.Congo [Zaire]; Uganda; Tanzania; Zimbabwe; Mozambique; Madagascar; Comores; Mauritius; La Réunion; Seychelles; Mexico (Chiapas, Guerrero, Oaxaca, Puebla, Veracruz); Guatemala; Belize; Honduras; Nicaragua; Costa Rica; Panama; Cuba; Jamaica; Hispaniola (Haiti, Dominican Republic); Puerto Rico; Saba; Nevis; St. Kitts; Montserrat; Guadeloupe; Dominica; Martinique; St. Lucia; St. Vincent; Grenada; Tobago; Trinidad; Colombia (Amazonas, Antioquia, Boyacá, Caquetá, Cauca, Chocó, Magdalena, Meta, Santander, Valle); Venezuela (Amazonas, Anzoategui, Aragua, Bolívar, Delta Amacuro, Falcon, Lara, Miranda, Portuguesa, Tachira, Yaracuy); Guyana; Surinam; French Guiana; Ecuador; Galapagos; Peru; Bolivia (Beni, Cochabamba, La Paz); Brazil (Acre, Amazonas, Paraná, Rio de Janeiro, Roraima, Santa Catarina, São Paulo)

22 GHA IVO LBR 23 ANN BIO CAF CMN CON EQG GAB SAO ZAI 25 TAN UGA 26 MOZ ZIM 29 COM MAU MDG REU SEY 79 MEX 80 BLZ COS GUA HON NIC PAN 81 CUB DOM GDL GRE HIS JAM MAR MTS PUE SAB STK STL STV TRT 82 CLM FRG GUY SUR VEN 83 BOL ECU GAL PER 84 BRA

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Adiantum decurrens Jacq.; Collectanea [Jacquin] 2: 103, t. 2, f. 1, 2 (1788)

= Hymenophyllum angustatum Thouars ex Kunze; Bot. Zeitung (Berlin) 186 (1847)

= Hymenophyllum arbuscula Desv.; Mem. Soc. Linn. Paris 6(2): 332 (1827)

= Hymenophyllum boryanum Willd.; Sp. Pl., ed. 4 [Willdenow] 5(1): 518 (1810)

= Hymenophyllum boutonii Baker; Fl. Mauritius [J.G.Baker] 462 (1877)

= Hymenophyllum ciliatum (Sw.) Sw.; J. Bot. (Schrader) 1800(2): 100 (1801)

= Hymenophyllum ciliatum f. tuberosum Rosenst.; Hedwigia 46: 74 (1906)

= Hymenophyllum ciliatum var. abbreviatum Rosenst.; Hedwigia 56: 360 (1915)

= Hymenophyllum ciliatum var. boryanum (Willd.) Mett.; Fil. Afr. [Kuhn] 39 (1868)

= Hymenophyllum ciliatum var. crispatum Baker; Syn. Fil. [W. J. Hooker & Baker], ed. 2: 463 (1874)

= Hymenophyllum ciliatum var. imbricatum Bonap.; Notes Ptéridol. 14: 200 (1923)

= Hymenophyllum ciliatum var. nudipes Kunze; Linnaea 18: 351 (1845)

= Hymenophyllum ciliatum var. ornifolium (Rchb.) Kunze; Linnaea 21: 240 (1848)

= Hymenophyllum commutatum (C.Presl) Bosch; Ned. Kruidk. Arch. 4: 414 (1859)

= Hymenophyllum decurrens (Jacq.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 32 (1843), isonym

= Hymenophyllum decurrens (Jacq.) Sw.; J. Bot. (Schrader) 1800(2): 99 (1801)

= Hymenophyllum dimorphum Christ; Bull. Herb. Boissier, sér. 2, 4: 941 (1904)

= Hymenophyllum fraseri Mett. ex E.Fourn.; Mexic. Pl. 1: 63 (1872)

= Hymenophyllum intermedium Mett.; Nat. Pflanzenfam. [Engler & Prantl] I, 4: 110 (1899)

= Hymenophyllum ornifolium Rchb.; Linnaea 21: 240 (1848)

= Hymenophyllum remotum Bosch; Ned. Kruidk. Arch. 4: 413 (1859)

= Hymenophyllum surinamense Bosch; Ned. Kruidk. Arch. 4: 414 (1859)

= Sphaerocionium asterothrix Fée; Mém. Foug. 9 (Cat. Foug. Mex.): app (1865)

= Sphaerocionium boryanum C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 34 (1843)

= Sphaerocionium ciliatum (Sw.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 34 (1843)

= Sphaerocionium commutatum C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 34 (1843)

= Sphaerocionium dimorphum (Christ) Pic.Serm.; Webbia 28: 471 (1973)

= Sphaerocionium grevilleanum C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 35 (1843)

= Sphaerocionium hirsutum (L.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 34 (1843)

= Sphaerocionium hirsutum (L.) G.Kunkel; Nova Hedwigia 6: 210 (1963)

= Trichomanes ciliatum Sw.; Prodr. Veg. Ind. Occ. 136 (1788)

= Trichomanes decurrens (Jacq.) Poir.; Encycl. [J. Lamarck et al.] suppl. 8: 71 (1808)

= Trichomanes hirsutum L.; Sp. Pl. 2: 1098 (1753)

= Trichomanes hispidum Poir.; Encycl. [J. Lamarck et al.] 8: 71 (1808), nom. illeg.

= Trichomanes rigidum Hedw.; Fil. Gen. Sp. (1802) non Sw.

species :

Hymenophyllum hirtellum Sw.; J. Bot. (Schrader) 1800(2): 101 (1801)

Distribution: Cuba; Jamaica; Hispaniola (Haiti, Dominican Republic)

81 CUB HIS JAM

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Sphaerocionium hirtellum (Sw.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 34 (1843)

= Trichomanes hirtellum (Sw.) Poir.; Encycl. [J. Lamarck et al.] 8: 76 (1808)

species :

Hymenophyllum holochilum (Bosch) C.Chr.; Index Filic. 362 (1905)

Distribution: Taiwan; peninsular Thailand; peninsular Malaysia; Singapore; Sumatra (incl. Lingga Arch., Bangka Isl.); Borneo (Mt. Kinabalu, Sabah); Sulawesi; Palawan; Philippines; Java; Lesser Sunda Isl. (Lombok, Bali, Flores); New Guinea (Irian Jaya, Papua New Guinea); Bismarck Arch. (Admiralty Isl.); Solomon Isl. (Bougainville, Guadalcanal, Kolombangara, Vangunu, New Georgia, Nggatokae, Ranongga, Santa Ysabel, Vangunu); Australia (NE-Queensland); New Caledonia; Vanuatu; Fiji; Fed. States of Micronesia (Pohnpei, Kosrae)

38 TAI 41 THA 42 BOR JAW LSI MLY NWG PHI PLW SNG SUL SUM 43 BIS SOL 50 AUS 60 FIJ NWC VAN 62 MIC

Remarks: subgen. Hymenophyllum. Ebihara (2003, 2007) includes H. subdimidiatum here.

Conservation Status: endangered (Singapore)

Synonyms: hidden

= Didymoglossum affine Bosch; Pl. Jungh. [Miquel] 5: 562 (1857)

= Didymoglossum holochilum Bosch; Pl. Jungh. [Miquel] 5: 561 (1857)

= Hymenophyllum affine (Bosch) Racib.; Pter. Buitenzorg 20 (1898) (non Brack. (1854))

= Hymenophyllum affine Brack.; U.S. Expl. Exped., Filic. 16: 265, t. 37, f. 1 (1854)

= Hymenophyllum babindae Watts; Proc. Linn. Soc. New South Wales 39: 766, t. 87, f. 5 (1915)

= Hymenophyllum bartlettii (Copel.) C.V.Morton; Contr. U. S. Natl. Herb. 38: 167 (1968)

= Hymenophyllum boschii Rosenst.; Bull. Jard. Bot. Buitenzorg, sér. 2, 11: 24 (1911)

= Hymenophyllum boschii var. euryglossa Rosenst.; Bull. Jard. Bot. Buitenzorg, sér. 2, 11: 24 (1911)

= Hymenophyllum elberti Rosenst.; Meded. Rijks-Herb. no. 14: 31 (1912)

= Hymenophyllum ellipticosorum Alderw.; Nova Guinea 14: 27 (1924)

= Hymenophyllum hamuliferum Alderw.; Bull. Jard. Bot. Buitenzorg, sér. 2, 28: 29 (1918)

= Hymenophyllum holochilum var. subgenuinum Alderw.; Bull. Jard. Bot. Buitenzorg, sér. 2, 20: 19 (1918)

= Hymenophyllum kurzii Prantl; Unters. Morph. Gefäßkrypt. 1: 54 (1875)

= Hymenophyllum latifolium (Copel.) C.V.Morton; Contr. U. S. Natl. Herb. 38: 167 (1968)

= Hymenophyllum laxum (Copel.) C.V.Morton; Contr. U. S. Natl. Herb. 38: 167 (1968)

= Hymenophyllum lingganum Alderw.; Bull. Jard. Bot. Buitenzorg, sér. 3, 6: 208 (1922)

= Hymenophyllum nutantifolium Alderw.; Nova Guinea 14: 27 (1924)

= Hymenophyllum praetervisum var. australiense Domin; Biblioth. Bot. 85: 21 (1913)

= Hymenophyllum pseudotunbridgense Watts; Proc. Linn. Soc. New South Wales 39: 766 (1914 publ. 1915)

= Hymenophyllum rufifolium Alderw.; Bull. Jard. Bot. Buitenzorg, sér. 2, 28: 28 (1918)

= Hymenophyllum rufifrons Alderw.; Bull. Jard. Bot. Buitenzorg, sér. 2, 28: 28 (1918)

= Hymenophyllum smithii Hook. & Baker; Syn. Fil. [W. J. Hooker & Baker] 69 (1867) (p. p.)

= Hymenophyllum subdimidiatum Rosenst.; Meded. Rijks-Herb. no. 11: 1 (1912)

= Hymenophyllum tunbrigense var. exsertum F.M.Bailey; Rep. Govt. Sci. Exp. Bellenden-Ker 74 (1889)

= Hymenophyllum viride Rosenst. ex Copel.; Philipp. J. Sci. 64: 59 (1937)

= Leptocionium affine (Bosch) Bosch; Ned. Kruidk. Arch. 4: 383 (1859)

= Leptocionium holochilum (Bosch) Bosch; Ned. Kruidk. Arch. 4: 383 (1859)

= Meringium bartlettii Copel.; Philipp. J. Sci. 73: 464 (1941)

= Meringium holochilum (Bosch) Copel.; Philipp. J. Sci. 67: 41 (1938)

= Meringium latifolium Copel.; Philipp. J. Sci. 73: 461, t. 2 (1941)

= Meringium laxum Copel.; Univ. Calif. Publ. Bot. 18: 217 (1942)

species :

Hymenophyllum horizontale C.V.Morton; Contr. U. S. Natl. Herb. 29: 181 (1947)

Distribution: Costa Rica; Panama; Colombia (Antioquia); Ecuador

80 COS PAN 82 CLM 83 ECU

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Sphaerocionium horizontale (C.V.Morton) Pic.Serm.; Webbia 28: 471 (1973)

species :

Hymenophyllum hosei Copel.; Philipp. J. Sci., C, 12: 46 (1917)

Distribution: Borneo (Mt. Kinabalu, Sabah, Sarawak, Kalimantan); Brunei; Moluccas (Seram)

42 BOR BRN MOL

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Meringium hosei (Copel.) Copel.; Philipp. J. Sci. 67: 42 (1938)

species :

Hymenophyllum humbertii C.Chr.; Arch. Bot. Bull. Mens. 2: 209 (1928), Dansk Bot. Ark. 7: 10, t. 2, f. 6-8 (1932)

Distribution: Madagascar

29 MDG

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Mecodium humbertii (C.Chr.) Copel.; Philipp. J. Sci. 67: 22 (1938)

species :

Hymenophyllum humboldtianum E.Fourn.; Ann. Sci. Nat., Bot., sér. 5, 18: 265 (1873)

Distribution: New Caledonia

60 NWC

Remarks: subgen. Myrmecostylum

Synonyms: hidden

= Hymenophyllum balansae E.Fourn.; Ann. Sci. Nat., Bot., sér. 5, 18: 265 (1873)

species :

Hymenophyllum hygrometricum (Poir.) Desv.; Mem. Soc. Linn. Paris 6(2): 333 (1827)

Distribution: Madagascar; Mauritius; La Réunion; Seychelles

29 MAU MDG REU SEY

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Hymenophyllum elasticum Bory ex Willd.; Sp. Pl., ed. 4 [Willdenow] 5(1): 520 (1810)

= Hymenophyllum flavoaureum Bory; Voy. Indes Or. [Bélanger] 2(1): 84 (1833)

= Hymenophyllum hygrometricum var. flavoaureum (Bory) Mett.; Fil. Afr. [Kuhn]: 40 (1868)

= Hymenophyllum telfairianum Wall.; Numer. List. [Wallich] no. 168 (1829), nomen

= Sphaerocionium elasticum C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 34, t. 4, f. B (1843)

= Sphaerocionium hygrometricum (Poir.) Copel.; Philipp. J. Sci. 67: 31 (1938)

= Trichomanes hygrometricum Poir.; Encycl. [J. Lamarck et al.] 8: 79 (1808)

species :

Hymenophyllum imbricatum Blume; Enum. Pl. Javae 2: 220 (1828)

Distribution: peninsular Malaysia (Cameron Highlands, Pahang); Sumatra; Borneo (Sabah); Sulawesi; Philippines; Java; Lesser Sunda Isl. (Flores); Moluccas; New Guinea (Irian Jaya, Papua New Guinea); Bismarck Arch. (New Ireland, Admiralty Isl.); Solomon Isl. (Bougainville, Guadalcanal, Kolombangara, Rendova, Vangunu, Makira); Santa Cruz Isl.; New Caledonia; Vanuatu; Fiji (Viti Levu, Vanua Levu, Ovalau); American Samoa (Tutuila, Olosega, Ta´u); [Western] Samoa; Society Isl.

42 BOR JAW LSI MLY MOL NWG PHI SUL SUM 43 BIS SOL 60 ASA FIJ NWC SAM SCZ VAN 61 SCI

Remarks: subgen. Globosa

Synonyms: hidden

= Hymenophyllum formosum Brack.; U.S. Expl. Exped., Filic. 16: 268, t. 32, f. 3 (1854)

= Mecodium imbricatum (Blume) Copel.; Philipp. J. Sci. 67: 22 (1938)

species :

Hymenophyllum inaequale (Poir.) Desv.; Mem. Soc. Linn. Paris 6(2): 335 (1827)

Distribution: Mauritius; La Réunion

29 MAU REU

Remarks: subgen. Mecodium

Synonyms: hidden

= Mecodium inaequale (Poir.) Copel.; Philipp. J. Sci. 67: 96 (1938)

= Trichomanes inaequale Poir.; Encycl. [J. Lamarck et al.] 8: 74 (1808)

= Hymenophyllum gracile Bory ex Willd.; Sp. Pl., ed. 4 [Willdenow] 5(1): 527 (1810)

species :

Hymenophyllum integrivalvatum C.Sánchez; Amer. Fern J. 92(1): 20 (2002)

Distribution: Hispaniola (Dominican Republic)

81 HIS

Remarks: subgen. Hymenophyllum

species :

Hymenophyllum interruptum Kunze; Linnaea 9: 107 (1834)

Distribution: Colombia (Cundinamarca, Nariño, Norte de Santander); Venezuela (Merida, Tachira); Bolivia (Cochabamba, La Paz, Santa Cruz)

82 CLM VEN 83 BOL

Synonyms: hidden

= Sphaerocionium interruptum (Kunze) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 34 (1843)

species :

Hymenophyllum ivohibense Tardieu; Notul. Syst. (Paris) 10: 90 (1941)

Distribution: Madagascar

29 MDG

Remarks: subgen. Sphaerocionium

species :

Hymenophyllum jamesonii Hook.; Sp. Fil. [W. J. Hooker] 1: 96, t. 35 A (1844)

Distribution: Colombia (Antioquia, Boyacá, Cauca, Huila, Nariño, Risaralda, Valle); Venezuela (Amazonas, Merida, Trujillo); Ecuador

82 CLM VEN 83 ECU

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Buesia jamesonii (Hook.) Copel.; Philipp. J. Sci. 67: 48 (1938)

= Dermatophlebium jamesonii (Hook.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 6 [Epim. Bot.]: 258 (1851)

species :

Hymenophyllum javanicum Spreng.; Syst. Veg., ed. 16 [Sprengel] 4(1): 132 (1827)

Distribution: Taiwan; India (Arunachal Pradesh, Meghalaya, ?Manipur, Tamil Nadu, ?Tripura); Sri Lanka; ?Andaman Isl.; Myanmar; Thailand; Laos; Cambodia; Vietnam; peninsular Malaysia (Main Range); Sumatra; Borneo (Mt. Kinabalu, Sabah, Sarawak); Sulawesi; ?Philippines; Lesser Sunda Isl. (Lombok, Bali, Sumbawa, Flores); Moluccas; New Guinea (Irian Jaya, Papua New Guinea); Solomon Isl. (Bougainville, Rendova); Australia (Queensland); New Caledonia; Vanuatu; Fiji (Viti Levu, Taveuni); [Western] Samoa (Savai´i); Marquesas Isl. (Nuku Hiva, Hiva Oa); Society Isl. (Raiatea, Tahiti)

38 TAI 40 IND SRL 41 CBD LAO MYA THA VIE 42 BOR LSI MLY MOL NWG SUL SUM 43 SOL 50 AUS 60 FIJ NWC SAM VAN 61 MRQ SCI

Remarks: subgen. Globosa

Synonyms: hidden

= Hymenophyllum crispatum var. minus Hook. ex E.Fourn.; Ann. Sci. Nat., Bot., sér. 5, 18: 267 (1873)

= Hymenophyllum crispum Nees & Blume; Nova Acta Phys.-Med. Acad. Caes. Leop.-Carol. Nat. Cur. 11: 128, t. 14, f. 1 (1823) non Kunth 1815

= Hymenophyllum daedaleum Blume; Enum. Pl. Javae 2: 222 (1828)

= Hymenophyllum erosum Blume; Enum. Pl. Javae 2: 221 (1828)

= Hymenophyllum micranthum Bosch; Pl. Jungh. [Miquel] 1: 566 (1856)

= Hymenophyllum productoides J.W.Moore; Bull. Bernice P. Bishop Mus. 102: 5 (1933)

= Hymenophyllum samoense Baker; J. Bot. 14: 10 (1876)

= Hymenophyllum shirleyanum Domin; Biblioth. Bot. 85: 22, t. 1, f. 1, t. 2, f. 1 (1913)

= Hymenophyllum streptophyllum E.Fourn.; Ann. Sci. Nat., Bot., sér. 5, 18: 266 (1873)

= Mecodium javanicum (Spreng.) Copel.; Philipp. J. Sci. 67: 20 (1938)

= Mecodium polyanthos var. microglossum (Bedd.) N.C.Nair; Bull. Bot. Surv. India 11: 186 (1969) (fide Fraser-Jenkins 1997)

= Mecodium productoides (J.W.Moore) Copel.; Philipp. J. Sci. 67: 20 (1938)

= Mecodium samoense (Baker) Copel.; Philipp. J. Sci. 67: 20 (1938)

species :

Hymenophyllum jimenezii A.R.Sm. & M.Kessler; Phytotaxa 328(3): 214 (2017)

Distribution: Bolivia (La Paz)

83 BOL

Remarks: subgen. Sphaerocionium

species :

Hymenophyllum johorense Holttum; Gard. Bull. Straits Settlem. 4: 408, fig. (1929)

Distribution: peninsular Malaysia (Gunung Belumut, Johor); Borneo (Mt. Kinabalu, Sabah); Philippines (Luzon, Tayabas, Negros)

42 BOR MLY PHI

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Hymenophyllum reductum Copel.; Philipp. J. Sci. 64: 53, t. 20 (1937)

= Meringium johorense (Holttum) Copel.; Fern Fl. Philipp. 1: 64 (1958)

= Meringium reductum (Copel.) Copel.; Philipp. J. Sci. 67: 43 (1938)

= Microtrichomanes johorense (Holttum) Copel.; Philipp. J. Sci. 67: 96 (1938)

species :

Hymenophyllum junghuhnii Bosch; Pl. Jungh. [Miquel] 1: 570 (1856)

Distribution: Sumatra; Borneo; Sulawesi; Java; Lesser Sunda Isl. (Lombok, Bali, Flores, Timor); Moluccas; New Guinea (Irian Jaya, Papua New Guinea); Solomon Isl.; Vanuatu

42 BOR JAW LSI MOL NWG SUL SUM 43 SOL 60 VAN

Remarks: Subgen. Globosa

Synonyms: hidden

= Hymenophyllum bamlerianum Rosenst.; Repert. Spec. Nov. Regni Veg. 10: 323 (1912)

= Hymenophyllum dilatatum Blume; Enum. Pl. Javae 2: 221 (1828) (non Sw. (1801))

= Hymenophyllum opacum Copel.; Philipp. J. Sci. 64: 151, t. 81 (1937)

= Hymenophyllum raapii Gand.; Bull. Soc. Bot. France 60: 29 (1913)

= Mecodium bamlerianum (Rosenst.) Braithw.; Brit. Fern Gaz. 10: 82 (1969)

= Mecodium junghuhnii (Bosch) Copel.; Philipp. J. Sci. 67: 22 (1938)

= Mecodium opacum (Copel.) Copel.; Philipp. J. Sci. 67: 23 (1938)

species :

Hymenophyllum kaieteurum Jenman; Ferns Brit. W. Ind. 15 (1818)

Distribution: Guyana

82 GUY

Remarks: subgen. Sphaerocionium

species :

Hymenophyllum karstenianum J.W.Sturm; Bot. Zeitung (Berlin) 298 (1859)

Distribution: Colombia (Antioquia, Cauca, Cundinamarca, Meta, Norte de Santander, Santander); Venezuela (Amazonas, Aragua, Bolívar, Lara, Merida, Monagas, Portuguesa, Sucre, Tachira, Trujillo); Peru; Brazil (Amazonas)

82 CLM VEN 83 PER 84 BRA

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Sphaerocionium karstenianum (J.W.Sturm) Vareschi; Fl. Venez. 1: 215 (1969)

species :

Hymenophyllum kerianum Watts; Proc. Linn. Soc. New South Wales 39: 767, t. 87, f. 6 (1915)

Distribution: Australia (NE-Queensland)

50 AUS

Remarks: subgen. Hymenophyllum

Conservation Status: IUCN R

Synonyms: hidden

= Meringium kerianum (Watts) Copel.; Philipp. J. Sci. 67: 43 (1938)

species :

Hymenophyllum klabatense Christ; Verh. Naturf. Ges. Basel 11: 4 (1894), et Alderw., Malayan Ferns Fern Allies, Suppl. Corr. 45 (1917)

Distribution: Sulawesi; Philippines (Mindanao); Moluccas (Seram)

42 MOL PHI SUL

Synonyms: hidden

= Meringium klabatense (Christ) Copel.; Philipp. J. Sci. 67: 40 (1938)

species :

Hymenophyllum krauseanum Phil.; Linnaea 30: 208 (1860)

Distribution: Argentina (Neuquen, Rio Negro); Chile (Biobío, Araucanía, Los Rios, Los Lagos, Aisén, Magallanes)

85 ARG CLE

Remarks: subgen. Myrmecostylum

Synonyms: hidden

= Hymenophyllum dichotomum var. krauseanum (Phil.) C.Chr.; Ark. Bot. 10, no. 2: 27 (1910)

= Hymenophyllum magellanicum var. krauseanum (Phil.) C.Chr.; Ark. Bot. 10: 27 (1910)

= Hymenophyllum plicatum var. krauseanum (Phil.) Looser; Notas Sobre Helechos Chil. II: 12 (1936)

= Meringium krauseanum (Phil.) G.Kunkel; Nova Hedwigia 13: 326 (1967)

species :

Hymenophyllum kuhnii C.Chr.; Index Filic. 363 (1905), nom. nov. for H. meyeri Kuhn (1892) nec C. Presl (1843), as ´kühnii´

Distribution: Guinea; Sierra Leone; Liberia; Ghana; Nigeria; Cameroon; Bioko Isl. [Fernando Poo]; Principe Isl.; São Tomé; Annobon Isl.; Equatorial Guinea (Rio Muni); Gabon; Congo [Brazzaville]; D.R.Congo [Zaire]; Rwanda; Uganda; Kenya; Tanzania; Angola; Zambia; Malawi; Zimbabwe; Mozambique; South Africa; Madagascar

22 GHA GUI LBR NGA SIE 23 ANN BIO CMN CON EQG GAB PRI RWA SAO ZAI 25 KEN TAN UGA 26 ANG MLW MOZ ZAM ZIM 27 SAF 29 MDG

Remarks: subgen. Mecodium

Synonyms: hidden

= Hymenophyllum henkelii Sim; S. African J. Sci. 20: 310, t. 9 (1923)

= Hymenophyllum kuhnii var. stenoloba Bonap.; Notes Ptéridol. 7: 310 (1918)

= Hymenophyllum meyeri Kuhn; Hochgebirgsfl. Afrika [Engler] 94 (1892) (non C. Presl (1843))

= Hymenophyllum mildbraedii (Brause ex Brause & Hieron.) Alston; Exell, Cat. Vasc. Pl. São Tomé 60 (1944)

= Hymenophyllum polyanthos var. kuhnii (C.Chr.) Schelpe; Bol. Soc. Brot., ser. 2, 40: 156 (1966)

= Hymenophyllum polyanthos var. mildbraedii (Brause ex Brause & Hieron.) Schelpe; Garcia de Orta, Ser. Bot. 3(1): 54 (1976)

= Mecodium kuhnii (C.Chr.) Copel.; Philipp. J. Sci. 67: 19 (1938)

= Mecodium kuhnii var. oblongifolium G.Kunkel; Nova Hedwigia 6,1/2: 210, pl. 50, t. b (1963), nom. nud.

= Trichomanes mildbraedii Brause ex Brause & Hieron.; Bot. Jahrb. Syst. 68: 376 (1915)

species :

Hymenophyllum lamellatum Stolze; Fieldiana, Bot., n. s. 20: 58 (1989)

Distribution: Colombia (Cauca, Santander); Peru

82 CLM 83 PER

Remarks: subgen. Hymenophyllum

species :

Hymenophyllum laminatum Copel.; Philipp. J. Sci. 6: 70 (1911)

Distribution: New Guinea (Papua New Guinea)

42 NWG

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Amphipterum laminatum (Copel.) Copel.; Philipp. J. Sci. 67: 47 (1938)

species :

Hymenophyllum lanatum Fée; Mém. Foug. 11 (Hist. Foug. Antil.): 116, t. 31, f. 3 (1866)

Distribution: Mexico (Chiapas, Oaxaca); Guatemala; Costa Rica; Panama; Cuba; Jamaica; Hispaniola (Haiti, Dominican Republic); Puerto Rico; St. Kitts; Guadeloupe; St. Lucia; St. Vincent; Grenada; Colombia (Antioquia, Chocó, Cundinamarca, Putumayo); Venezuela (Aragua, Merida, Miranda); Surinam

79 MEX 80 COS GUA PAN 81 CUB GDL GRE HIS JAM PUE STK STL STV 82 CLM SUR VEN

Remarks: Subgen. Sphaerocionium

Synonyms: hidden

= Sphaerocionium lanatum (Fée) Copel.; Philipp. J. Sci. 67: 31 (1938)

species :

Hymenophyllum lanceolatum Hook. & Arn.; Bot. Beechey Voy. 109 (1832)

Distribution: Hawaii (Kauai, Oahu, Molokai, Lanai, Maui, Hawaii Isl.)

63 HAW

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Sphaerocionium lanceolatum (Hook. & Arn.) Copel.; Philipp. J. Sci. 67: 33 (1938)

species :

Hymenophyllum latifrons Bosch; Ned. Kruidk. Arch. 4: 407 (1859)

Distribution: Guadeloupe; Dominica; Martinique; St. Vincent

81 DOM GDL MAR STV

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Sphaerocionium latifrons (Bosch) Pic.Serm.; Webbia 28: 471 (1973)

= Hymenophyllum hirsutum var. latifrons (Bosch) Hook. & Baker; Syn. Fil. [W. J. Hooker & Baker] 63 (1866)

species :

Hymenophyllum latisorum M.Kessler & A.R.Sm.; Blumea 50(3): 558 (2005)

Distribution: Bolivia (Cochabamba, Santa Cruz)

83 BOL

Remarks: subgen. Sphaerocionium

species :

Hymenophyllum ledermannii Brause; Bot. Jahrb. Syst. 56: 41 (1920)

Distribution: New Guinea (Irian Jaya, Papua New Guinea)

42 NWG

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Amphipterum ledermannii (Brause) Copel.; Philipp. J. Sci. 67: 47 (1938)

= Hymenophyllum ledermannii var. nutans Brause

species :

Hymenophyllum lehmannii Hieron.; Nat. Pflanzenfam. [Engler & Prantl] I, 4: 108 (1899), nomen, ex Hieron., Bot. Jahrb. Syst. 34: 428 (1904)

Distribution: Colombia (Antioquia, Cundinamarca); Venezuela (Bolívar); Guyana; Galapagos; Bolivia (Chuquisaca, La Paz)

82 CLM GUY VEN 83 BOL GAL

Remarks: Subgen. Mecodium

species :

Hymenophyllum leratii Rosenst.; Repert. Spec. Nov. Regni Veg. 9: 71 (1910), as ´le-ratii´

Distribution: New Caledonia

60 NWC

Remarks: subgen. Pleuromanes

Synonyms: hidden

= Mecodium leratii (Rosenst.) Copel.; Philipp. J. Sci. 67: 21 (1938)

species :

Hymenophyllum levingei C.B.Clarke; Trans. Linn. Soc. London, Bot., ser. 2, 1: 439, t. 49, f. 3 (1880)

Distribution: China (Sichuan, NW-Yunnan); Tibet; ?Nepal; Bhutan; India (Sikkim)

36 CHI TIB 40 BHU IND

Remarks: subgen. Hymenophyllum

Conservation Status: IUCN NT for India (Fraser-Jenkins 2012)

Synonyms: hidden

= Mecodium levingei (C.B.Clarke) Copel.; Philipp. J. Sci. 75: 359 (1941)

species :

Hymenophyllum lherminieri Mett.; Kuhn, Linnaea 35: 392 (1868)

Distribution: Guadeloupe

81 GDL

Remarks: subgen. Mecodium?

species :

Hymenophyllum lindenii Hook.; Sp. Fil. [W. J. Hooker] 1: 94, t. 34 C (1844)

Distribution: Colombia (Antioquia, Boyacá, Cauca, Cundinamarca, Huila, Norte de Santander, Risaralda, Tolima, Valle); Venezuela (Amazonas, Venezuela Distrito Federal, Lara, Merida, Tachira, Trujillo); ?Ecuador; Peru; ?Bolivia; Brazil (Amazonas)

82 CLM VEN 83 PER 84 BRA

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Hymenophyllum spectabile Moritz; Syn. Fil. [W. J. Hooker & Baker], ed. 2, 65 (1867)

= Hymenophyllum terminale Bosch; Ned. Kruidk. Arch. 5(3): 186 (1863)

= Sphaerocionium lindenii (Hook.) Vareschi; Fl. Venez. 1: 217 (1969)

species :

Hymenophyllum lobatoalatum Klotzsch; Linnaea 20: 438 (1847)

Distribution: Colombia (Antioquia, Huila); Ecuador; Peru

82 CLM 83 ECU PER

Remarks: Subgen. Sphaerocionium

Synonyms: hidden

= Hymenophyllum pyramidatum var. lobato-alata (Klotzsch) Hieron.; Bot. Jahrb. Syst. 34(4): 433 (1904)

= Sphaerocionium lobatoalatum (Klotzsch) Pic.Serm.; Webbia 28: 471 (1973)

species :

Hymenophyllum lobbii T.Moore ex Bosch; Ned. Kruidk. Arch. 5(3): 176 (1863)

Distribution: Sumatra; Borneo (Mt. Kinabalu, Sabah, Sarawak, Kalimantan); Brunei; Solomon Isl. (Kolombangara); ?Australia (?NE-Queensland)

42 BOR BRN SUM 43 SOL

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Hymenophyllum perparvulum Alderw.; Bull. Jard. Bot. Buitenzorg, sér. 2, 16: 18 (1914)

= Hymenophyllum subflabellatum Ces.; Atti Reale Accad. Sci. Napoli 7(8): 8 (1876)

= Meringium lobbii (T.Moore ex Bosch) Copel.; Philipp. J. Sci. 67: 43 (1938)

= Trichomanes serratulum Baker; Syn. Fil. [W. J. Hooker & Baker] 80 (1867)

species :

Hymenophyllum longifolium Alderw.; Bull. Jard. Bot. Buitenzorg, sér. 2, 16: 17 (1914)

Distribution: Sulawesi; Moluccas (Seram); New Guinea (Irian Jaya, Papua New Guinea, Goodenough Isl.); Solomon Isl. (Bougainville, Guadalcanal)

42 MOL NWG SUL 43 SOL

Remarks: subgen. Globosa

Synonyms: hidden

= Mecodium longifolium (Alderw.) Copel.; Philipp. J. Sci. 67: 23 (1938)

species :

Hymenophyllum longissimum (Ching & P.S.Chiu) K.Iwats.; J. Fac. Sci. Univ. Tokyo, Sect. 3, Bot. 13(5): 522 (1985)

Distribution: China (Hubei, Sichuan, NW-Yunnan); Tibet

36 CHI TIB

Remarks: subgen. Globosa

Synonyms: hidden

= Mecodium lineatum Ching & P.S.Chiu; Fl. Reipubl. Popularis Sin. [Fl. China Ed. Committee] 2: 351 (1959)

= Mecodium longissimum Ching & P.S.Chiu; Fl. Reipubl. Popularis Sin. [Fl. China Ed. Committee] 2: 350 (1959)

species :

Hymenophyllum lyallii Hook.f.; Bot. Antarct. Voy. II (Fl. Nov.-Zel.) 1: 16 (1854)

Distribution: Australia (New South Wales); New Zealand (North Isl., South Isl., Stewart Isl.); Chatham Isl.; Auckland Isl.

50 AUS 51 AUC CTM NZL

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Hymenophyllum cattlettii C.Moore & Betche; (1893)

= Sphaerocionium lyallii (Hook.f.) Copel.; Philipp. J. Sci. 67: 33 (1938)

= Trichomanes calvescens Bosch; Ned. Kruidk. Arch. 5(3): 199 (1863) ex Goddijn, Meded. Rijks-Herb. no. 17: 22, f. 11 (1913)

= Trichomanes digitatum var. calvescens (Bosch) Domin; Biblioth. Bot. 20(85): 13 (1928)

= Trichomanes lyallii (Hook.f.) Hook.; Syn. Fil. [W. J. Hooker & Baker] 77 (1867)

species :

Hymenophyllum macgillivrayi (Baker) Copel.; Philipp. J. Sci. 64: 60, t. 25 (1937)

Distribution: Vanuatu; Fiji (Viti Levu, Vanua Levu, Moala, Taveuni); Fed. States of Micronesia (Kosrae)

60 FIJ VAN 62 MIC

Remarks: subgen. Hymenophyllum. H. affine (a frequently used name for this) is a synonym of H. holochilum fide Ebihara (2007)

Synonyms: hidden

= Meringium macgillivrayi (Baker) Copel.; Philipp. J. Sci. 67: 44 (1938)

= Trichomanes macgillivrayi Baker; Ann. Bot. (Oxford) 5: 195 (1891)

species :

Hymenophyllum macroglossum Bosch; Ned. Kruidk. Arch. 5(3): 156 (1863)

Distribution: Sri Lanka

40 SRL

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Meringium macroglossum (Bosch) Copel.; Philipp. J. Sci. 67: 41 (1938)

species :

Hymenophyllum macrosorum Alderw.; Bull. Jard. Bot. Buitenzorg, sér. 2, 16: 18 (1914)

Distribution: Sumatra; Borneo (Mt. Kinabalu, Sabah)

42 BOR SUM

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Meringium macrosorum (Alderw.) Copel.; Philipp. J. Sci. 67: 43 (1938)

species :

Hymenophyllum macrothecum Fée; Mém. Foug. 11 (Hist. Foug. Antil.): 115, t. 31, f. 2 (1866)

Distribution: Puerto Rico; Saba; Nevis; St. Kitts; Montserrat; Guadeloupe; St. Vincent; Grenada

81 GDL GRE MTS PUE SAB STK STV

Remarks: subgen. Mecodium

Synonyms: hidden

= Hymenophyllum vincentinum Baker; Ann. Bot. (Oxford) 5: 164, t. 10 (1891)

= Mecodium macrothecum (Fée) Copel.; Philipp. J. Sci. 67: 25 (1938) (original spelling macrothecium)

species :

Hymenophyllum maderense Gibby & Lovis; Fern Gaz. 13(5): 285 (1989)

Distribution: Madeira (Madeira Isl.)

21 MDR

Remarks: subgen. Hymenophyllum

species :

Hymenophyllum malingii (Hook.) Mett.; Abh. Math.-Phyc. Cl. Königl. Sächs. Ges. Wiss. 7: 489 (1864)

Distribution: New Zealand (North Isl., South Isl.)

51 NZL

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Apteropteris malingii (Hook.) Copel.; Philipp. J. Sci. 67: 35, t. 1 (1938)

= Sphaerocionium malingii (Hook.) K.Iwats.; J. Fac. Sci. Univ. Tokyo, Sect. 3, Bot. 13(2): 214 (1982)

= Trichomanes malingii Hook.; Gard. Ferns, t. 64 (1862)

species :

Hymenophyllum marginatum Hook. & Grev.; Icon. Filic. t. 34 (1828)

Name: Bordered filmy fern

Distribution: Australia (SE-Queensland, E-New South Wales, Tasmania)

50 AUS

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Craspedophyllum marginatum (Hook. & Grev.) Copel.; Philipp. J. Sci. 67: 27 (1938)

= Pachyloma marginata (Hook. & Grev.) Bosch; Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch. 11: 318 (1861)

species :

Hymenophyllum mathewsii Bosch; Ned. Kruidk. Arch. 5(3): 162 (1863)

Distribution: Colombia (Antioquia); Ecuador; Peru; Bolivia (Cochabamba, La Paz)

82 CLM 83 BOL ECU PER

Remarks: subgen. Mecodium. Often emended to ´matthewsii´

species :

Hymenophyllum maxonii Christ ex C.V.Morton; Contr. U. S. Natl. Herb. 29: 165 (1947)

Distribution: Mexico (Oaxaca, Veracruz); Guatemala; Honduras

79 MEX 80 GUA HON

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Hymenophyllum maxonii var. angustius C.V.Morton; Contr. U. S. Natl. Herb. 29: 166 (1947)

= Sphaerocionium maxonii (Christ ex C.V.Morton) Vareschi; Fl. Venez. 1: 209 (1969)

species :

Hymenophyllum megachilum C.Presl; Abh. Königl. Böhm. Ges. Wiss. 5(5): 337 (1848)

Distribution: Brazil (Espirito Santo, Minas Gerais, Paraná, Rio de Janeiro, Rio Grande do Sul, Santa Catarina, São Paulo)

84 BRA

Remarks: subgen. Hymenophyllum. Bona sp. fide Gonzatti & Windisch 2023, not a synonym of H. peltatum.

Synonyms: hidden

= Hymenophyllum vacillans Christ; Schwacke, Pl. Nov. Mineir. 2: 14 (1900)

species :

Hymenophyllum megistocarpum (Copel.) C.V.Morton; Contr. U. S. Natl. Herb. 38: 165 (1968)

Distribution: Ecuador

83 ECU

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Buesia megistocarpa Copel.; Univ. Calif. Publ. Bot. 19: 295 (1941)

species :

Hymenophyllum melanosorum (Copel.) C.V.Morton; Contr. U. S. Natl. Herb. 38: 167 (1968)

Distribution: Moluccas (Ambon, Seram); New Guinea (Irian Jaya, Papua New Guinea)

42 MOL NWG

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Meringium melanosorum Copel.; Philipp. J. Sci. 73: 462, t. 4 (1941)

species :

Hymenophyllum merrillii Christ; Philipp. J. Sci. 2: 154 (1907)

Distribution: Philippines (Luzon)

42 PHI

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Meringium merrillii (Christ) Copel.; Philipp. J. Sci. 67: 41 (1938)

species :

Hymenophyllum microcarpum Desv.; Mem. Soc. Linn. Paris 6(2): 333 (1827)

Distribution: Mexico (Chiapas, Oaxaca); Guatemala; El Salvador; Honduras; Nicaragua; Costa Rica; Panama; Cuba; Jamaica; Hispaniola (Haiti, Dominican Republic); Puerto Rico; Dominica; Colombia (Antioquia, Caquetá, Cauca, Chocó, Cundinamarca, Huila, Magdalena, Nariño, Santander, Tolima, Valle, Vaupés); Venezuela (Amazonas, Aragua, Barinas, Bolívar, Venezuela Distrito Federal, Lara, Merida, Miranda, Portuguesa, Tachira, Trujillo, Yaracuy); Guyana (Mt. Roraima); Ecuador; Peru; Bolivia (Cochabamba, La Paz, Santa Cruz); Brazil (Paraná, Rio de Janeiro, Roraima, Santa Catarina, São Paulo)

79 MEX 80 COS ELS GUA HON NIC PAN 81 CUB DOM HIS JAM PUE 82 CLM GUY VEN 83 BOL ECU PER 84 BRA

Remarks: Subgen. Sphaerocionium

Synonyms: hidden

= Hymenophyllum angustifrons Christ; Bull. Herb. Boissier, sér. 2, 4: 940 (1904)

= Hymenophyllum beyrichianum Kunze; Linnaea 9: 108 (1834)

= Hymenophyllum contractile Sodiro; Crypt. Vasc. Quit.: 22 (1893)

= Hymenophyllum microcarpum var. lanceolatum C.V.Morton; Contr. U. S. Natl. Herb. 29: 163 (1947)

= Hymenophyllum notabile Fée; Crypt. Vasc. Brésil 1: 193, t. 69, f. 2 (1869)

= Hymenophyllum organense Hook.; Sp. Fil. [W. J. Hooker] 1: 90, t. 32B (1844)

= Hymenophyllum pteropodum Bosch; Ned. Kruidk. Arch. 5(3): 187 (1863)

= Mecodium microcarpum (Desv.) Copel.; Philipp. J. Sci. 67: 25 (1938)

= Sphaerocionium microcarpum (Desv.) Copel.; Philipp. J. Sci. 67: 34 (1938)

species :

Hymenophyllum microchilum (Baker) C.Chr.; Mitt. Inst. Allg. Bot. Hamburg 7(2): 143 (1928)

Distribution: Borneo (Mt. Kinabalu, Sabah, Sarawak)

42 BOR

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Meringium microchilum (Baker) Parris; Parris et al., Plants Mt. Kinabalu, 1. Ferns & Fern Allies: 84 (1992)

= Trichomanes microchilum Baker; Trans. Linn. Soc. London, Bot., ser. 2, 4: 250 (1894)

= Hymenophyllum hallieri Rosenst.; Bull. Jard. Bot. Buitenzorg, sér. 2, 11: 23 (1911)

species :

Hymenophyllum mikawanum (Seriz.) Seriz.; Shidekobushi 1(2): 82 (2009)

Distribution: Japan

38 JAP

Remarks: subgen. Mecodium

Synonyms: hidden

= Mecodium mikawanum Seriz.; J. Jap. Bot. 58(2): 64 (1983)

species :

Hymenophyllum minimum A.Rich.; Voy. Astrolabe 91, t. 14, f. 2 (1832)

Distribution: New Zealand (North Isl., South Isl., Stewart Isl.); Chatham Isl.; Antipodes Isl.; Auckland Isl.; Campbell Isl.

51 ATP AUC CTM NZL 91 CMP

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Hymenophyllum pygmaeum Colenso; Trans. & Proc. New Zealand Inst. 13: 276 (1881)

= Meringium minimum (A.Rich.) Copel.; Philipp. J. Sci. 73: 457 (1941)

species :

Hymenophyllum mirificum C.V.Morton; Bot. Gaz. 93: 338, c. t (1932)

Distribution: Peru

83 PER

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Buesia mirifica (C.V.Morton) Copel.; Philipp. J. Sci. 67: 48 (1938)

species :

Hymenophyllum mnioides Baker; Syn. Fil. [W. J. Hooker & Baker] 67 (1867)

Distribution: New Caledonia

60 NWC

Remarks: subgen. Mecodium

Synonyms: hidden

= Hymenophyllum bifarium Mett. ex Salisb.; Nat. Pflanzenfam. [Engler & Prantl] I, 4: 108 (1899)

= Mecodium mnioides (Baker) Copel.; Philipp. J. Sci. 67: 22 (1938)

= Hymenophyllum menioides f. amplior Compton; J. Linn. Soc., Bot. 45: 437 (1922)

species :

Hymenophyllum molle C.V.Morton; Contr. U. S. Natl. Herb. 29: 149 (1947)

Distribution: Peru

83 PER

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Sphaerocionium molle (C.V.Morton) Pic.Serm.; Webbia 28: 471 (1973)

species :

Hymenophyllum mortonianum Lellinger; Proc. Biol. Soc. Wash. 98(2): 385 (1985)

Distribution: Colombia (Chocó)

82 CLM

Remarks: subgen. Sphaerocionium

species :

Hymenophyllum mossambicense (Schelpe) Schippers; Fern Gaz. 14(5): 187 (1993)

Distribution: Malawi; Zimbabwe; Mozambique

26 MLW MOZ ZIM

Remarks: Subgen. Mecodium

Synonyms: hidden

= Hymenophyllum polyanthos var. mossambicense Schelpe; Bol. Soc. Broter., sér. 2, 40: 157 (1966)

species :

Hymenophyllum multialatum C.V.Morton; Contr. U. S. Natl. Herb. 29: 185 (1947)

Distribution: Colombia (Cauca, Chocó, Valle); Ecuador; Peru

82 CLM 83 ECU PER

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Sphaerocionium multialatum (C.V.Morton) Pic.Serm.; Webbia 28: 471 (1973)

species :

Hymenophyllum multicristatum A.Rojas; Acta Bot. Malac. 42(1): 175 (2017)

Distribution: Costa Rica

80 COS

species :

Hymenophyllum multifidum (G.Forst.) Sw.; J. Bot. (Schrader) 1800(2): 102 (1801)

Distribution: Lord Howe Isl.; New Zealand (North Isl., South Isl., Stewart Isl.); Chatham Isl.; Antipodes Isl.; Auckland Isl.; Vanuatu; Fiji; Campbell Isl.

50 LHI 51 ATP AUC CTM NZL 60 FIJ VAN 91 CMP

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Davallia multifida (G.Forst.) Spreng.; J. Bot. (Schrader) 1799(2): 271 (1799)

= Hymenophyllum alpinum Colenso; Trans. & Proc. New Zealand Inst. 31: 263 (1899)

= Hymenophyllum howense Brownlie; Pacific Sci. 14: 244 (1960)

= Hymenophyllum multifidum var. alpinum (Colenso) Domin; Biblioth. Bot. 20(85): 25 (1913)

= Hymenophyllum multifidum var. oligocarpum (Colenso) Domin; Biblioth. Bot. 20(85): 25 (1913)

= Hymenophyllum multifidum var. truncatum (Colenso) Domin; Biblioth. Bot. 20(85): 25 (1913)

= Hymenophyllum oligocarpum Colenso; Trans. & Proc. New Zealand Inst. 31: 264 (1899)

= Hymenophyllum truncatum Colenso; Trans. & Proc. New Zealand Inst. 23: 390 (1891)

= Meringium multifidum (G.Forst.) Copel.; Philipp. J. Sci. 67: 44 (1938)

= Trichomanes multifidum G.Forst.; Fl. Ins. Austr.: 85 (1786)

= Wibelia multifida (G.Forst.) Bernh.; J. Bot. (Schrader) 1800(2): 122, t. 1, f. 2 (1801)

species :

Hymenophyllum myriocarpum Hook.; Sp. Fil. [W. J. Hooker] 1: 106, t. 37D (1844)

Distribution: Mexico (Chiapas, Colima, Guerrero, Hidalgo, Jalisco, Oaxaca, Puebla, Veracruz); Guatemala; El Salvador; Honduras; Nicaragua; Costa Rica; Panama; Colombia (Antioquia, Arauca, Boyacá, Caldas, Cauca, Cesar, Chocó, Cundinamarca, Huila, Magdalena, Nariño, Norte de Santander, Risaralda, Santander, Valle); Venezuela (Venezuela Distrito Federal, Lara, Merida, Tachira, Trujillo); Ecuador; Galapagos; Peru; Brazil (Bahia, Espírito Santo, Minas Gerais, Paraná, Rio de Janeiro, Roraima, Santa Catarina, São Paulo)

79 MEX 80 COS ELS GUA HON NIC PAN 82 CLM VEN 83 ECU GAL PER 84 BRA

Remarks: subgen. Mecodium

Synonyms: hidden

= Hymenophyllum atrosanguineum Bosch; Ned. Kruidk. Arch. 5(3): 165 (1863)

= Hymenophyllum carnosum Christ; Bull. Herb. Boissier, sér. 2, 4: 938 (1904)

= Hymenophyllum contextum Rosenst.; Repert. Spec. Nov. Regni Veg. 22: 3 (1925)

= Hymenophyllum laciniosum Christ; Bull. Herb. Boissier, sér. 2, 4: 938 (1904)

= Mecodium contextum (Rosenst.) Copel.; Philipp. J. Sci. 67: 25 (1938)

= Mecodium myriocarpum (Hook.) Copel.; Philipp. J. Sci. 67: 25 (1938)

= Sphaerocionium myriocarpum (Hook.) Klotzsch; Linnaea 18: 536 (1844)

species :

Hymenophyllum nahuelhuapiense Diem & J.S.Licht.; Darwiniana 11: 722, f. 22 (1959)

Distribution: Argentina (Chubut, Neuquen, Rio Negro, Tierra del Fuego); Chile (Los Lagos, Aisén, Magallanes)

85 ARG CLE

Remarks: subgen. Hymenophyllum

species :

Hymenophyllum nanostellatum Lellinger; Mem. New York Bot. Gard. 38: 20 (1984)

Distribution: Venezuela (Bolívar)

82 VEN

Remarks: subgen. Sphaerocionium

species :

Hymenophyllum nanum Sodiro; Crypt. Vasc. Quit.: 28 (1893)

Distribution: Ecuador

83 ECU

Remarks: subgen. Hymenophyllum

species :

Hymenophyllum neocaledonicum (C.Chr.) Rouhan & C.Del Rio; Taxon 66(5): 1057 (2017)

Distribution: New Caledonia (scattered)

60 NWC

Synonyms: hidden

= Trichomanes lyallii var. neocaledonicum C.Chr.; Vierteljahrsschr. Naturf. Ges. Zürich 74: 56 (1929)

species :

Hymenophyllum nephrophyllum Ebihara & K.Iwats.; Blumea 51(2): 234 (2006), nom. nov.

Name: Kidney fern, Raurenga (Maori)

Distribution: New Zealand (North Isl., South Isl., Stewart Isl.); Chatham Isl.

51 CTM NZL

Remarks: subgen. Cardiomanes

Synonyms: hidden

= Cardiomanes reniforme (G.Forst.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 13 (1843)

= Trichomanes reniforme G.Forst.; Fl. Ins. Austr.: 84 (1786)

species :

Hymenophyllum nitidulum (Bosch) Ebihara & K.Iwats.; Taxon 53(4): 941 (2004)

Distribution: China (Guangxi, Yunnan); Taiwan; NE-India (Meghalaya); Sri Lanka; Vietnam; peninsular Malaysia; Sumatra; Borneo (Mt. Kinabalu, Sabah, Sarawak, Kalimantan); Java; Moluccas (Seram)

36 CHI 38 TAI 40 IND SRL 41 VIE 42 BOR JAW MLY MOL SUM

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Gonocormus nitidulus (Bosch) Prantl; Unters. Morph. Gefäßkrypt. 1: 51 (1875)

= Hymenophyllum corticola Hook.; Enum. Pl. Zeyl. [Thwaites]: 397 (1864)

= Microtrichomanes nitidulum (Bosch) Copel.; Philipp. J. Sci. 67: 37 (1938)

= Microtrichomanes zamboanganum Copel.; Philipp. J. Sci. 81: 2, t. 1(1) (1952)

= Sphaerocionium nitidulum (Bosch) K.Iwats.; J. Fac. Sci. Univ. Tokyo, Sect. 3, Bot. 13(2): 211 (1982)

= Trichomanes corticola (Hook.) Bedd.; Ferns S. India t. 264 (1865)

= Trichomanes digitatum var. corticola (Hook.) Domin; Biblioth. Bot. 20: 12 (1914)

= Trichomanes inerme Bosch; Goddijn, Meded. Rijks-Herb. no. 17: 23 (nomen), f. 12 (1913)

= Trichomanes nitidulum Bosch; Pl. Jungh. [Miquel] 1: 547 (1856)

= Trichomanes zamboanganum (Copel.) C.V.Morton

species :

Hymenophyllum novoguineense (Rosenst.) K.Iwats.; Blumea 51(2): 231 (2006)

Distribution: New Guinea (Irian Jaya, Papua New Guinea)

42 NWG

Synonyms: hidden

= Hymenophyllum blumeanum var. novoguineense Rosenst.; Repert. Spec. Nov. Regni Veg. 5: 371 (1908)

= Mecodium novoguineense (Rosenst.) Copel.; Philipp. J. Sci. 73: 458 (1941)

species :

Hymenophyllum obtusum Hook. & Arn.; Bot. Beechey Voy. 109 (1832)

Distribution: Hawaii (Oahu, Kauai, Molokai, Lanai, Maui, Hawaii Isl.)

63 HAW

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Sphaerocionium obtusum (Hook. & Arn.) Copel.; Philipp. J. Sci. 67: 33 (1938)

species :

Hymenophyllum okadae Masam.; Trans. Nat. Hist. Soc. Formosa 25: 14 (1935)

Distribution: Taiwan

38 TAI

Synonyms: hidden

= Mecodium okadae (Masam.) W.C.Shieh

species :

Hymenophyllum oligosorum Makino; Bot. Mag. (Tokyo) 13: 44 (1899)

Distribution: China (Jiangxi); South Korea (Cheju Isl.); Japan; Taiwan; Borneo (Sabah)

36 CHI 38 JAP KOR TAI 42 BOR

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Mecodium oligosorum (Makino) H.Itô; J. Jap. Bot. 24: 122 (1949)

= Pseudomecodium oligosorum (Makino) Satou; Hikobia 12(3): 269 (1997)

species :

Hymenophyllum ooides F.Muell. & Baker ex Baker; J. Bot. 28: 105 (1890)

Distribution: Sulawesi; New Guinea (Irian Jaya, Papua New Guinea)

42 NWG SUL

Remarks: subgen. Mecodium

Synonyms: hidden

= Mecodium ooides (F.Muell. & Baker ex Baker) Copel.; Philipp. J. Sci. 67: 19 (1938)

species :

Hymenophyllum ovatum Copel.; Philipp. J. Sci. 6: 70 (1911)

Distribution: New Guinea (Irian Jaya, Papua New Guinea)

42 NWG

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Meringium ovatum (Copel.) Copel.; Philipp. J. Sci. 67: 43 (1938)

= Hymenophyllum pedicularifolium Ces.; Rendic. Accad. Sci. Fis. & Mat. 16: 24, 28 (1877)

species :

Hymenophyllum pachydermicum Ces.; Atti Reale Accad. Sci. Napoli 7(8): 8 (1876)

Distribution: Vietnam; Sumatra; Java; Borneo (Mt. Kinabalu, Sabah, Sarawak, Kalimantan); Sulawesi; Palawan; Philippines; Moluccas (Sula Arch.: Taliabu, Seram); New Guinea (Irian Jaya, ?Papua New Guinea)

41 VIE 42 BOR JAW MOL NWG PHI PLW SUL SUM

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Hymenophyllum clemensiae Copel.; Philipp. J. Sci., C, 12: 46 (1917)

= Hymenophyllum pilosum Alderw.; Bull. Jard. Bot. Buitenzorg, sér. 2, 16: 57 (1914)

= Hymenophyllum pilosum var. nirmalanum Alderw.; Bull. Jard. Bot. Buitenzorg, sér. 2, 16: 57 (1914)

= Hymenophyllum pulchrum Copel.; Philipp. J. Sci. 64: 22, t. 6 (1937)

= Hymenophyllum ringens Christ; Ann. Jard. Bot. Buitenzorg, ser. 2, 4: 34 (1904)

= Hymenophyllum taliabense Alderw.; Bull. Jard. Bot. Buitenzorg, sér. 2, 16: 18 (1914)

= Hymenophyllum vestitum C.Chr.; Gard. Bull. Straits Settlem. 7: 213 (1934), nom. illeg., non Bosch 1863

= Hymneophyllum halconense Copel.; Philipp. J. Sci., C, 2: 144 (1907)

= Meringium pachydermicum (Ces.) Copel.; Philipp. J. Sci. 67: 41 (1938)

= Meringium pulchrum (Copel.) Copel.; Philipp. J. Sci. 67: 42 (1938)

= Trichomanes vestitum Baker; Bull. Misc. Inform. Kew 1894: 7 (1894)

species :

Hymenophyllum pallidum (Blume) Ebihara & K.Iwats.; Blumea 51(2): 232 (2006)

Distribution: China (Hainan); Taiwan; Sri Lanka; Thailand; Laos; Vietnam; peninsular Malaysia; +Singapore; Sumatra; Borneo (Mt. Kinabalu, Sabah); Sulawesi; Palawan; Philippines; Java; Lesser Sunda Isl. (Flores); New Guinea (Irian Jaya, Papua New Guinea); Bismarck Arch. (New Ireland); Solomon Isl. (Bougainville, Guadalcanal, Kolombangara, Nggatokae, Santa Ysabel, Vella Lavella, Makira); Australia (NE-Queensland); Santa Cruz Isl. (Vanikoro); New Caledonia; Vanuatu; Fiji; [Western] Samoa (Savai´i); Marquesas Isl. (Hiva Oa, Tahuata, Fatu Hiva, Ua Huka, Ua Pou); Society Isl. (Tahiti, Bora Bora, Mahina, Moorea); Fed. States of Micronesia (Pohnpei, Kosrae)

36 CHI 38 TAI 40 SRL 41 LAO THA VIE 42 BOR JAW LSI MLY NWG PHI PLW SNG SUL SUM 43 BIS SOL 50 AUS 60 FIJ NWC SAM SCZ VAN 61 MRQ SCI 62 MIC

Remarks: subgen. Pleuromanes

Synonyms: hidden

= Craspedoneuron album (Blume) Bosch; Wis- Natuurk. Verh. Kon. Akad. Wetensch. Amsterdam 9(4): 12, t. 7 (1861)

= Craspedoneuron braunii (Bosch) Bosch; Wis- Natuurk. Verh. Kon. Akad. Wetensch. Amsterdam 9(4): 15, t. 9 (1861)

= Craspedoneuron glaucofuscum (Hook.) Bosch; Wis- Natuurk. Verh. Kon. Akad. Wetensch. Amsterdam 13 (1861)

= Craspedoneuron pallidum (Blume) Bosch; Wis- Natuurk. Verh. Kon. Akad. Wetensch. Amsterdam 9(4): 14, t. 8 (1861)

= Crepidomanes pallidum (Blume) K.Iwats.; Acta Phytotax. Geobot. 35(4-6): 174 (1984)

= Hymenophyllum album (Blume) Parris; Fern Gaz. 20(7): 305 (2018)

= Hymenophyllum foxworthyi Copel.; Philipp. J. Sci., C, 12: 45 (1917)

= Leucomanes album (Blume) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 6 [Epim. Bot.]: 258 (1851)

= Pleuromanes album (Blume) Parris; Parris et al., Plants Mt. Kinabalu, 1. Ferns & Fern Allies: 87 (1992)

= Pleuromanes pallidum (Blume) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 6 [Epim. Bot.]: 258 (1851)

= Pleuromanes retusum Copel.; Philipp. J. Sci. 73: 466 (1941)

= Trichomanes album Blume; Enum. Pl. Javae 2: 226 (1828)

= Trichomanes braunii Bosch; Pl. Jungh. [Miquel] 1: 550 (1856)

= Trichomanes foxworthyi (Copel.) C.Chr.; Index Filic., Suppl. Tert.: 189 (1934)

= Trichomanes glaucescens Bosch; Pl. Jungh. [Miquel] 1: 551 (1856)

= Trichomanes glaucofuscum Hook.; T. Nightingale, Oceanic Sketches, App.: 131 (1835)

= Trichomanes pallidum Blume; Enum. Pl. Javae 2: 225 (1828)

= Trichomanes retusum (Copel.) C.V.Morton; Contr. U. S. Natl. Herb. 38: 186 (1968)

= Trichomanes savaiense Lauterb.; Bot. Jahrb. Syst. 41: 218 (1908)

species :

Hymenophyllum palmatifidum (Müll.Hal.) Ebihara & K.Iwats.; Taxon 53(4): 941 (2004)

Distribution: Taiwan; Vietnam; peninsular Malaysia; Sumatra; Borneo (Mt. Kinabalu, Sabah, Sarawak, Kalimantan); Java; Lesser Sunda Isl. (Flores); Moluccas (Seram); New Guinea

38 TAI 41 VIE 42 BOR JAW LSI MLY MOL NWG SUM

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Gonocormus palmatifidus Prantl; Unters. Morph. Gefäßkrypt. 1: 51 (1875)

= Hymenophyllum borneense Hook.; Syn. Fil. [W. J. Hooker & Baker] 62 (1866)

= Microtrichomanes palmatifidum (Müll.Hal.) Copel.; Philipp. J. Sci. 67: 36 (1938)

= Microtrichomanes ridleyi (Copel.) Copel.; Philipp. J. Sci. 67: 36 (1938)

= Sphaerocionium palmatifidum (Müll.Hal.) K.Iwats.; J. Fac. Sci. Univ. Tokyo, Sect. 3, Bot. 13: 211 (1982)

= Trichomanes palmatifidum Müll.Hal.; Bot. Zeitung (Berlin) 12: 732 (1854)

= Trichomanes ridleyi Copel.; Philipp. J. Sci. 51: 162 (1933)

species :

Hymenophyllum paniculiflorum C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 32, 55 (1843)

Distribution: Taiwan; Vietnam; Borneo (Mt. Kinabalu, Sabah); Sulawesi; Palawan; Philippines (Luzon); Java; Lesser Sunda Isl. (Lombok, Flores)

38 TAI 41 VIE 42 BOR JAW LSI PHI PLW SUL

Remarks: Subgen. Mecodium, polyanthos agg. Included in H. polyanthos by Flora of China or H. inaequale (tenellum) by Fraser-Jenkins et al. (2017) but kept separate by Knapp (Ferns of Taiwan, 2011 ff.), Flora Malesiana and others

Synonyms: hidden

= Hymenophyllum coloratum A.Braun ex Bosch; Pl. Jungh. [Miquel] 5: 565 (1857)

= Hymenophyllum discosum Christ; Bull. Herb. Boissier, sér. 1, 6: 140 (1898)

= Mecodium paniculiflorum (C.Presl) Copel.; Philipp. J. Sci. 67: 19 (1938)

species :

Hymenophyllum paniense Ebihara & K.Iwats.; Syst. Bot. 28(2): 229 (2003)

Distribution: New Caledonia

60 NWC

Remarks: subgen. Myrmecostylum

species :

Hymenophyllum parallelocarpum Hayata; Icon. Pl. Formosan. 4: 141, f. 82 (1914)

Distribution: Taiwan

38 TAI

Remarks: Subgen. Mecodium, polyanthos agg.

species :

Hymenophyllum paramnioides (H.G.Zhou & W.M.Chu) X.C.Zhang; Lycophytes Ferns China: 130 (2012)

Distribution: China (Guangxi); Vietnam

36 CHI 41 VIE

Synonyms: hidden

= Mecodium paramnioides H.G.Zhou & W.M.Chu; Acta Phytotax. Sin. 31(3): 291 (1993)

= Hymenophyllum bryoides C.W.Chen, Ebihara & K.Y.Cheng; Syst. Bot. 46(3): 578 (2021)

species :

Hymenophyllum paucicarpum Jenman; Bull. Bot. Dept., Jamaica 1, no. 18: 4 (1890)

Distribution: Mexico (Oaxaca, Chiapas); Honduras; Nicaragua; Costa Rica; Panama; Cuba; Jamaica; Hispaniola; Puerto Rico; Colombia (Antioquia)

79 MEX 80 COS HON NIC PAN 81 CUB HIS JAM PUE 82 CLM

Remarks: subgen. Mecodium

Synonyms: hidden

= Hymenophyllum siliquosum Christ; Bull. Herb. Boissier, sér. 2, 4: 939 (1904)

= Mecodium siliquosum (Christ) Copel.; Philipp. J. Sci. 67: 26 (1938)

species :

Hymenophyllum pectinatum Cav.; Descr. Pl. (Cavanilles) 275 (1801)

Distribution: Argentina (Chubut, Neuquen, Rio Negro, Santa Cruz, Tierra del Fuego); Chile (Maule, Ñuble, Biobío, Araucanía, Los Rios, Los Lagos, Aisén, Magallanes); Juan Fdz. Isl.

85 ARG CLE JNF

Remarks: subgen. Hymenophyllum

species :

Hymenophyllum peltatum (Poir.) Desv.; Mem. Soc. Linn. Paris 6(2): 333 (1827)

Name: Alpine filmy fern

Distribution: D.R.Congo [Zaire]; Rwanda; Uganda; Kenya; Tanzania; South Africa (KwaZulu-Natal, E-Free State, W-Cape Prov., E-Cape Prov.); ?Lesotho; Madagascar; La Réunion; Borneo (Sabah: Mt. Kinabalu); New Guinea (Papua New Guinea: Mt. Victoria); Australia (SE-Queensland, Victoria, E-New South Wales, Tasmania); New Zealand (North Isl., South Isl., Stewart Isl.); Colombia (Antioquia); Peru; Bolivia (Cochabamba, La Paz, Santa Cruz); Argentina (Neuquen, Rio Negro, Tierra del Fuego); Chile (Coquimbo, Maule, Ñuble, Biobío, Araucanía, Los Rios, Los Lagos, Aisén, Magallanes); Macquarie Isl.; Marion Isl.; Prince Edward Isl.; Iles Crozet; Iles Kerguélen; Ile Amsterdam; Gough Isl.; Tristan da Cunha (incl. Inaccessible Isl.)

23 RWA ZAI 25 KEN TAN UGA 27 SAF 29 MDG REU 42 BOR NWG 50 AUS 51 NZL 82 CLM 83 BOL PER 85 ARG CLE 91 ASP CRZ KEG MAQ MPE TDC

Remarks: subgen. Hymenophyllum. See also H. megachilum which was long included here.

Synonyms: hidden

= Hymenophyllum menziesii C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 31, 51 (1843)

= Hymenophyllum mettenii Bosch; Ned. Kruidk. Arch. 5(3): 171 (1863)

= Hymenophyllum meyeri C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 31, 50 (1843)

= Hymenophyllum nahuelhuapiense f. densipinnata Diem & J.S.Licht.

= Hymenophyllum peltatum var. elegans Diem & J.S.Licht.; Darwiniana 11: 704, fig. 18, I (1959)

= Hymenophyllum peltatum var. elongatum Diem & J.S.Licht.; Darwiniana 11: 704, fig. 18, II (1959)

= Hymenophyllum peltatum var. imbricatum Diem & J.S.Licht.; Darwiniana 11: 706, fig. 19, I (1959)

= Hymenophyllum peltatum var. menziesii (C.Presl) C.Chr.; Results Norweg. Sci. Exped. Tristan da Cunha no. 6: 6 (1940)

= Hymenophyllum peltatum var. minus Diem & J.S.Licht.; Darwiniana 11: 707, fig. 19, III (1959)

= Hymenophyllum peltatum var. patagonicum Diem & J.S.Licht.; Darwiniana 11: 707, fig. 19, II (1959)

= Hymenophyllum perfissum Copel.; Philipp. J. Sci., C, 12: 47 (1917)

= Hymenophyllum tunbridgense var. peltatum (Poir.) Kuntze; Revis. Gen. Pl. 3(3): 379 (1898)

= Hymenophyllum tunbridgense var. unilaterale (Willd.) G.M.Thomson; Ferns New Zealand 36 (1882)

= Hymenophyllum tunbridgense var. wilsonii (Hook.) Sadeb.

= Hymenophyllum uncinatum Sim; Ferns S. Afr. [Sim], ed. 2: 81, t. 5, fig. 1 (1915)

= Hymenophyllum unilaterale Bory ex Willd.; Sp. Pl., ed. 4 [Willdenow] 5(1): 521 (1810)

= Meringium peltatum (Poir.) Copel.; Philipp. J. Sci. 67(1): 98 (1938)

= Trichomanes peltatum Poir.; Encycl. [J. Lamarck et al.] 8: 76 (1808)

species :

Hymenophyllum penangianum Matthew & Christ; J. Linn. Soc., Bot. 89: 214 (1909)

Distribution: peninsular Malaysia (Kedah, Penang, Pahang, Johor); Borneo (Sarawak, Mt. Kinabalu, Sabah, Kalimantan)

42 BOR MLY

Remarks: subgen. Hymenophyllum. Not in India

Synonyms: hidden

= Hymenophyllum leptocarpum Copel.; Brittonia 1: 71 (1931)

= Hymenophyllum semifissum Copel.; Philipp. J. Sci. 10: 145 (1915)

= Meringium penangianum (Matthew & Christ ex Christ) Copel.; Philipp. J. Sci. 67: 41 (1938)

species :

Hymenophyllum perrieri Tardieu; Notul. Syst. (Paris) 10: 90 (1941)

Distribution: Madagascar

29 MDG

Remarks: subgen. Hymenophyllum

species :

Hymenophyllum pilosissimum C.Chr.; Gard. Bull. Straits Settlem. 7: 213 (1934)

Distribution: Ryukyu Isl.; Taiwan; Thailand; Borneo (Mt. Kinabalu, Sabah, Sarawak, Kalimantan); Philippines (Luzon, Catanduanes, Negros, Mindanao); New Guinea (Irian Jaya, Papua New Guinea)

38 NNS TAI 41 THA 42 BOR NWG PHI

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Sphaerocionium pilosissimum (C.Chr. ex C.Chr. & Holttum) Copel.; Philipp. J. Sci. 67: 33 (1938)

species :

Hymenophyllum platylobum Bosch; Ned. Kruidk. Arch. 5(3): 189 (1863)

Distribution: Colombia; Venezuela (Bolívar); Ecuador; Peru; Bolivia (Cochabamba, La Paz)

82 CLM VEN 83 BOL ECU PER

Remarks: subgen. Sphaerocionium. Sometimes included in H. valvatum

species :

Hymenophyllum plicatum Kaulf.; Enum. Filic. [Kaulfuss] 268 (1824)

Distribution: Argentina (Neuquen, Rio Negro, Tierra del Fuego); Chile (Maule, Ñuble, Biobío, Araucanía, Los Rios, Los Lagos, Aisén, Magallanes); Juan Fdz. Isl.

85 ARG CLE JNF

Remarks: subgen. Myrmecostylum

Synonyms: hidden

= Hymenophyllum nigricans Colla; Mem. Reale Accad. Sci. Torino 39: 32, t. 62 (1836)

= Hymenophyllum plicatum var. quadrifidum (Phil.) Looser; Revista Univ. (Santiago) 22: 110 (1937)

= Hymenophyllum quadrifidum Phil.; Linnaea 30: 208 (1860)

= Meringium plicatum (Kaulf.) Copel.; Philipp. J. Sci. 67: 45 (1938)

= Ptychophyllum plicatum (Kaulf.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 29, t. 11, f. E (1843)

species :

Hymenophyllum plumieri Hook. & Grev.; Icon. Filic. [W. J. Hooker & Greville] t. 123 (1829)

Distribution: Colombia (Antioquia, Boyacá, Caquetá, Cauca, Huila, Nariño, Norte de Santander, Risaralda); Venezuela (Amazonas); Ecuador; Galapagos; Peru; Bolivia (Cochabamba, La Paz)

82 CLM VEN 83 BOL ECU GAL PER

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Hymenophyllum aequabile Kunze; Bot. Zeitung (Berlin) 200 (1847)

= Sphaerocionium plumieri (Hook. & Grev.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 34 (1843)

species :

Hymenophyllum plumosum Kaulf.; Enum. Filic. [Kaulfuss] 267 (1824)

Distribution: Costa Rica; Panama; Colombia (Antioquia, Boyacá, Cundinamarca, Santander); Ecuador; Peru; Bolivia (Cochabamba, La Paz); Brazil (Espírito Santo, Minas Gerais, Paraná, Rio de Janeiro, São Paulo)

80 COS PAN 82 CLM 83 BOL ECU PER 84 BRA

Remarks: Subgen. Sphaerocionium

Synonyms: hidden

= Sphaerocionium aureum C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 34, 57 (1843)

= Sphaerocionium plumosum (Kaulf.) Copel.; Philipp. J. Sci. 67: 30 (1938)

species :

Hymenophyllum pluviatile Perrie & Brownsey; New Zealand J. Bot. 51(4): 317 (2013)

Distribution: New Zealand (North Isl., South Isl.)

51 NZL

species :

Hymenophyllum pollenianum Rosenst.; Meded. Rijks-Herb. no. 11: 1 (1912)

Distribution: Madagascar

29 MDG

Synonyms: hidden

= Meringium pollenianum (Rosenst.) Copel.; Philipp. J. Sci. 67: 42 (1938)

species :

Hymenophyllum polyanthos (Sw.) Sw.; J. Bot. (Schrader) 1800(2): 102 (1801)

Name: Smooth filmy fern

Distribution: Mexico (Chiapas, Guerrero, Hidalgo, Jalisco, Oaxaca, Puebla, Veracruz); Guatemala; Belize; El Salvador; Honduras; Nicaragua; Costa Rica; Panama; Cuba; Jamaica; Hispaniola (Haiti, Dominican Republic); Puerto Rico; Virgin Isl. (Tortola); Saba; Nevis; St. Kitts; Montserrat; Guadeloupe; Dominica; Martinique; St. Lucia; St. Vincent; Grenada; Tobago; Trinidad; Colombia (Antioquia, Boyacá, Caquetá, Cauca, Chocó, Cundinamarca, Huila, Meta, Nariño, Putumayo, Risaralda, Santander, Valle); Venezuela (Amazonas, Anzoategui, Aragua, Barinas, Bolívar, Carabobo, Venezuela Distrito Federal, Falcon, Lara, Merida, Miranda, Nueva Esparta, Portuguesa, Sucre, Tachira, Trujillo, Yaracuy); Guyana; Surinam; French Guiana; Ecuador; Galapagos; Peru; Bolivia (Beni, Chuquisaca, Cochabamba, La Paz, Santa Cruz); Brazil (Acre, Amazonas, Amapá, Brasilia Distrito Federal, Goiás, Maranhão, Mato Grosso do Sul, Mato Grosso, Rio de Janeiro, Rondônia, Roraima, Tocantins)

79 MEX 80 BLZ COS ELS GUA HON NIC PAN 81 CUB DOM GDL GRE HIS JAM MAR MTS PUE SAB STK STL STV TRT VIR 82 CLM FRG GUY SUR VEN 83 BOL ECU GAL PER 84 BRA

Remarks: Subgen. Mecodium. See also H. inaequale (tenellum) for Old World and Pacific populations. Recently some more species (H. schomburgkii, H. sturmii and H. viridissimum) have been segregated (Gonzatti et al. 2023)

Synonyms: hidden

= Hymenophyllum abietinum Hook. & Grev.; Icon. Filic. [W. J. Hooker & Greville] t. 127 (1829)

= Hymenophyllum acutum Mett.; Nat. Pflanzenfam. [Engler & Prantl] I, 4: 108 (1899)

= Hymenophyllum alfredii Rosenst.; Repert. Spec. Nov. Regni Veg. 22: 4 (1925)

= Hymenophyllum botryoides Bosch; Ned. Kruidk. Arch. 5(3): 160 (1863)

= Hymenophyllum breutelii (C.Presl) Bosch; Ned. Kruidk. Arch. 5(3): 154 (1863)

= Hymenophyllum clavatum (Sw.) Sw.; J. Bot. (Schrader) 1800(2): 101 (1801)

= Hymenophyllum costaricanum Bosch; Ned. Kruidk. Arch. 5(3): 161 (1863)

= Hymenophyllum costaricanum var. emarginatum Rosenst.; Repert. Spec. Nov. Regni Veg. 22: 4 (1925)

= Hymenophyllum fecundum Bosch; Ned. Kruidk. Arch. 5(3): 153 (1863)

= Hymenophyllum fraternum C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 32, 54, t. 12 B (1843)

= Hymenophyllum grevilleanum C.Presl; Hymenophyllaceae [Presl] 32 (1843)

= Hymenophyllum jalapense Schltdl. & Cham.; Linnaea 5: 619 (1830)

= Hymenophyllum mazei E.Fourn. ex Christ; Bot. Jahrb. Syst. 24: 85 (1897)

= Hymenophyllum mexiae (Copel.) C.V.Morton; Contr. U. S. Natl. Herb. 38: 173 (1968)

= Hymenophyllum millefolium Schltdl. & Cham.; Linnaea 5: 620 (1830)

= Hymenophyllum poeppigianum C.Presl; Hymenophyllaceae [Presl] 32, 54 (1843)

= Hymenophyllum polyanthos var. reductum Jenman; Bull. Misc. Inform. Roy Bot. Gard. Trinidad 13: 8 (1898)

= Hymenophyllum trichomanoides var. subalatum Rosenst.; Repert. Spec. Nov. Regni Veg. 22: 4 (1925)

= Mecodium costaricanum (Bosch) Copel.; Philipp. J. Sci. 67: 25 (1938)

= Mecodium mexiae Copel.; Univ. Calif. Publ. Bot. 19: 294, t. 48 (1941)

= Mecodium polyanthos (Sw.) Copel.; Philipp. J. Sci. 67: 19 (1938)

= Sphaerocionium abietinum (Hook. & Grev.) C.Presl; Hymenophyllaceae [Presl] 35 (1843)

= Sphaerocionium breutelii C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 5: 337 (1848)

= Trichomanes clavatum Sw.; Prodr. Veg. Ind. Occ. 137 (1788)

= Trichomanes polyanthos Sw.; Prodr. Veg. Ind. Occ. 137 (1788)

species :

Hymenophyllum poolii Baker; J. Linn. Soc., Bot. 15: 413 (1876)

Distribution: Madagascar

29 MDG

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Hymenophyllum ciliatum var. majus Tardieu; Humbert, Fl. Madagasc. fam. 5, 1: 14 (1951)

= Hymenophyllum ferrugineum Bonap.; Notes Ptéridol. 9: 39, 40 (1920) non Colla

= Sphaerocionium poolii (Baker) Copel.; Philipp. J. Sci. 67: 34 (1938)

species :

Hymenophyllum praetervisum Christ; Bot. Jahrb. Syst. 23: 338 (1896)

Distribution: American Samoa (Tutuila?, Ta´u); [Western] Samoa (Savai´i, ´Upolu)

60 ASA SAM

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Meringium praetervisum (Christ) Copel.; Philipp. J. Sci. 67: 44 (1938)

species :

Hymenophyllum prionema Kunze; J. W. Sturm, Fl. Bras. [Martius] 1(2): 284 (1859)

Distribution: Brazil (Pará)

84 BRA

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Sphaerocionium prionema (Kunze ex J.W.Sturm) Pic.Serm.; Webbia 28: 471 (1973)

species :

Hymenophyllum proctoris C.Sánchez; Revista Jard. Bot. Nac. Univ. Habana8(2): 12 (1987)

Distribution: Cuba; Puerto Rico

81 CUB PUE

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Hymenophyllum elegantulum var. petiolulatum C.V.Morton; Contr. U. S. Natl. Herb. 29: 171 (1947)

species :

Hymenophyllum productum Kunze; Bot. Zeitung (Berlin) 305 (1848)

Distribution: China (Hainan); Taiwan; peninsular Thailand; ?Cambodia; Vietnam; peninsular Malaysia; Sumatra; Borneo (Mt. Kinabalu, Sabah); Sulawesi; Philippines; Java; Lesser Sunda Isl. (Flores); Moluccas (Buru, Seram); New Guinea; Bismarck Arch.

36 CHI 38 TAI 41 THA VIE 42 BOR JAW LSI MLY MOL NWG PHI SUL SUM 43 BIS

Remarks: subgen. Globosa

Synonyms: hidden

= Hymenophyllum retusilobum Hayata; Icon. Pl. Formosan. 10: 72 (1921)

= Mecodium productum (Kunze) Copel.; Philipp. J. Sci. 67: 20 (1938)

= Mecodium retusilobum (Hayata) Tagawa; J. Jap. Bot. 26: 185 (1951)

species :

Hymenophyllum protrusum Hook.; Sp. Fil. [W. J. Hooker] 1: 104, t. 37 B (1844)

Distribution: Costa Rica; Jamaica; Hispaniola; Puerto Rico; Martinique; St. Vincent; Venezuela (Falcon, Portuguesa); Brazil (Amazonas)

80 COS 81 HIS JAM MAR PUE STV 82 VEN 84 BRA

Remarks: subgen. Mecodium

Synonyms: hidden

= Hymenophyllum decurrens var. sieberianum C.Presl; Hymenophyllaceae [Presl] 32 (1843)

= Hymenophyllum kohautianum C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 32, 56 (1843)

= Hymenophyllum martinicense Bosch; Ned. Kruidk. Arch. 4: 389 (1859)

= Hymenophyllum polyanthos var. protrusum (Hook.) Farw.; Amer. Midl. Naturalist 12: 249 (1931)

= Leptocionium protrusum (Hook.) C.Presl; Abh. Königl. Böhm. Ges. Wiss. 5(5): 336 (1848)

= Mecodium protrusum (Hook.) Copel.; Philipp. J. Sci. 67: 25 (1938)

species :

Hymenophyllum pulchellum Schltdl. & Cham.; Linnaea 5: 618 (1830)

Distribution: Mexico (Chiapas, Oaxaca, Veracruz); Guatemala; Belize; El Salvador; Honduras; Nicaragua; Costa Rica; Brazil (Bahia, Espírito Santo, Minas Gerais, Paraná, Rio de Janeiro, Rio Grande do Sul, Santa Catarina, São Paulo)

79 MEX 80 BLZ COS ELS GUA HON NIC 84 BRA

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Sphaerocionium pulchellum (Schltdl. & Cham.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 34 (1843)

species :

Hymenophyllum pulcherrimum Colenso; Tasmanian J. Nat. Sci. 2: 185 (1844)

Distribution: New Zealand (North Isl., South Isl., Stewart Isl.); Auckland Isl.

51 AUC NZL

Remarks: subgen. Fuciformia

Synonyms: hidden

= Mecodium pulcherrimum (Colenso) Copel.; Philipp. J. Sci. 67: 24 (1938)

species :

Hymenophyllum pumilio Rosenst.; Repert. Spec. Nov. Regni Veg. 9: 72 (1910)

Distribution: New Caledonia

60 NWC

Remarks: subgen. Hymenophyllum. Not a synonym of H. minimum fide Perrie et al. (2016)

species :

Hymenophyllum pumilum C.Moore; Syn. Fil. [W. J. Hooker & Baker] 464 (1874)

Distribution: Australia (EC-New South Wales); Lord Howe Isl.

50 AUS LHI

Remarks: subgen. Hymenophyllum

Conservation Status: IUCN R

Synonyms: hidden

= Hymenophyllum moorei Baker; Syn. Fil. [W. J. Hooker & Baker], ed. 2: 464 (1874)

species :

Hymenophyllum punctisorum Rosenst.; Hedwigia 46: 333 (1915)

Distribution: China (Sichuan); Taiwan

36 CHI 38 TAI

Remarks: Subgen. Mecodium, polyanthos agg.

Synonyms: hidden

= Hymenophyllum constrictum Hayata; Icon. Pl. Formosan. 4: 140, f. 80 (1914) (non Christ (1904))

= Hymenophyllum hayatae Masam.; Short Fl. Formosa 2 (1936), nom. nov. for H. constrictum Hayata non Christ

species :

Hymenophyllum pyramidatum Desv.; Mem. Soc. Linn. Paris 6(2): 332 (1827)

Distribution: Colombia (Cauca); Peru; Bolivia (Cochabamba, La Paz)

82 CLM 83 BOL PER

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Hymenophyllum lobatopapillosum Sadeb.; Nat. Pflanzenfam. [Engler & Prantl] I, 4: 110 (1899)

= Sphaerocionium pyramidatum (Desv.) Copel.; Philipp. J. Sci. 67: 30 (1938)

species :

Hymenophyllum quetrihuense Diem & J.S.Licht.; Darwiniana 11: 661, f. 8 (1959)

Distribution: Argentina (Chubut, Neuquen, Rio Negro)

85 ARG

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Hymenophyllum quetrihuense f. nanum Diem & J.S.Licht.; Darwiniana 11: 663 (1959)

species :

Hymenophyllum ramosii Copel.; Philipp. J. Sci. 64: 34, t. 9(4-6) (1937)

Distribution: Philippines (Mindanao); New Guinea (Papua New Guinea)

42 NWG PHI

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Meringium ramosii (Copel.) Copel.; Philipp. J. Sci. 67: 41 (1938)

species :

Hymenophyllum rarum R.Br.; Prodr. Fl. Nov. Holland. 159 (1810)

Distribution: Australia (S-Victoria, Tasmania, E-New South Wales); New Zealand (North Isl., South Isl., Stewart Isl.); Chatham Isl.; Auckland Isl.

50 AUS 51 AUC CTM NZL

Remarks: subgen. Mecodium

Synonyms: hidden

= Hymenophyllum gunnii Bosch ex Baker; Syn. Fil. [W. J. Hooker & Baker], ed. 2: 463 (1874)

= Hymenophyllum imbricatum Colenso; Tasmanian J. Nat. Sci. 12: 187 (1844) (non Blume (1828))

= Hymenophyllum semibivalve Hook. & Grev.; Icon. Filic. [W. J. Hooker & Greville] t. 83 (1829)

= Mecodium rarum (R.Br.) Copel.; Philipp. J. Sci. 67: 21 (1938)

= Trichomanes rarum (R.Br.) Poir.; Encycl. [J. Lamarck et al.] suppl. 5: 349 (1817)

species :

Hymenophyllum recurvum Gaudich.; Voy. Uranie [Freycinet], Bot. 376 (1827)

Distribution: Hawaii (Kauai, Oahu, Molokai, Lanai, Maui, Hawaii Isl.)

63 HAW

Remarks: subgen. Mecodium

Synonyms: hidden

= Mecodium recurvum (Gaudich.) Copel.; Philipp. J. Sci. 67: 20 (1938)

= Sphaerocionium gaudichaudii Hassk.; Acta Soc. Regiae Sci. Indo-Neërl. 2 [Observ. Bot. Fil.]: 29 (1857), nom. nov. superfl.

species :

Hymenophyllum reinwardtii Bosch; Ned. Kruidk. Arch. 4: 399 (1859)

Distribution: Sumatra; Borneo; Sulawesi; Philippines; Java; Moluccas (Seram, Tidore); New Guinea (Irian Jaya, Papua New Guinea); Bismarck Arch.; Palau (Babeldaob); Fed. States of Micronesia (Pohnpei, Kosrae)

42 BOR JAW MOL NWG PHI SUL SUM 43 BIS 62 MIC PLU

Remarks: subgen. Globosa

Synonyms: hidden

= Hymenophyllum bismarckianum Christ; Nachtr. Fl. Schutzgeb. Südsee [Schumann & Lauterbach] 34 (1905)

= Hymenophyllum copelandianum Alderw.; Bull. Jard. Bot. Buitenzorg, sér. 2, 7: 19 (1912)

= Mecodium bismarckianum (Christ) Copel.; Philipp. J. Sci. 73: 459 (1941)

= Mecodium reinwardtii (Bosch) Copel.; Philipp. J. Sci. 67: 20 (1938)

species :

Hymenophyllum revolutum Colenso; Tasmanian J. Nat. Sci. 2: 186 (1844)

Distribution: New Zealand (North Isl., South Isl., Stewart Isl.); Chatham Isl.

51 CTM NZL

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Hymenophyllum pusillum Colenso; Trans. & Proc. New Zealand Inst. 12: 365 (1880)

= Hymenophyllum zeelandicum Bosch; Ned. Kruidk. Arch. 5(3): 175 (1863)

species :

Hymenophyllum riukiuense Christ; Annuaire Conserv. Jard. Bot. Genève 4: 208 (1900)

Distribution: China (Hainan); S-Japan; Ryukyu Isl.; NE-Thailand

36 CHI 38 JAP NNS 41 THA

Remarks: subgen. Globosa.

Synonyms: hidden

= Hymenophyllum liukiuense Christ; Bull. Herb. Boissier, sér. 2, 1: 1021 (1901)

= Mecodium riukiuense (Christ) Copel.; Philipp. J. Sci. 67: 21 (1938)

species :

Hymenophyllum rolandi-principis Rosenst.; Repert. Spec. Nov. Regni Veg. 9: 72 (1910)

Distribution: New Caledonia

60 NWC

Remarks: Subgen. Hymenophyllum

Synonyms: hidden

= Rosenstockia rolandi-principis (Rosenst.) Copel.; Ann. Cryptog. Phytopathol. 5 [Gen. Fil.]: 36 (1947)

species :

Hymenophyllum roraimense C.V.Morton; Contr. U. S. Natl. Herb. 29: 152 (1947)

Distribution: Venezuela (Bolívar); Guyana (Mt. Roraima); Brazil (Roraima)

82 GUY VEN 84 BRA

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Sphaerocionium roraimense (C.V.Morton) Vareschi; Fl. Venez. 1: 208 (1969)

species :

Hymenophyllum rosenstockii Brause; Bot. Jahrb. Syst. 56: 43 (1920)

Distribution: Moluccas (Seram); New Guinea (Papua New Guinea)

42 MOL NWG

Synonyms: hidden

= Hymenophyllum brevidens Alderw.; Bull. Jard. Bot. Buitenzorg, sér. 2, 7: 20 (1912)

= Meringium rosenstockii (Brause) Copel.; Philipp. J. Sci. 67: 43 (1938)

species :

Hymenophyllum rubellum Rosenst.; Nova Guinea 8: 716 (1912)

Distribution: New Guinea (Irian Jaya, Papua New Guinea)

42 NWG

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Meringium rubellum (Rosenst.) Copel.; Philipp. J. Sci. 67: 43 (1938)

= Hymenophyllum cernuum A.Gepp; Gibbs, Dutch N. W. New Guinea 68 (1917)

= Hymenophyllum cincinnatum A.Gepp; Gibbs, Dutch N. W. New Guinea 68 (1917)

= Trichomanes lasiophyllum Alderw.; Nova Guinea 14: 54 (1924)

species :

Hymenophyllum rufescens Kirk; Trans. & Proc. New Zealand Inst. 11: 457, t. 19 (1879)

Distribution: New Zealand (North Isl., South Isl., Stewart Isl.)

51 NZL

Remarks: subgen. Pleuromanes

Synonyms: hidden

= Mecodium rufescens (Kirk) Copel.; Philipp. J. Sci. 67: 21 (1938)

species :

Hymenophyllum rufum Fée; Crypt. Vasc. Brésil 1: 198, t. 70, f. 4 (1869)

Distribution: Brazil (Espírito Santo, Minas Gerais, Paraná, Rio de Janeiro, Rio Grande do Sul, Santa Catarina, São Paulo)

84 BRA

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Hymenophyllum lineare var. brasiliense Rosenst.; Hedwigia 46: 74 (1906)

= Hymenophyllum lineare f. pseudocarpum Rosenst.; Hedwigia 56: 360 (1915)

= Sphaerocionium rufum (Fée) Copel.; Philipp. J. Sci. 67: 31 (1938)

species :

Hymenophyllum rugosum C.Chr. & Skottsb.; Nat. Hist. Juan Fernandez (Bot.) 2: 12 t 4 (1920)

Distribution: Juan Fdz. Isl.

85 JNF

Remarks: subgen. Hymenophyllum

Conservation Status: IUCN V

Synonyms: hidden

= Hymenophyllum rugosum f. lanceolata C.Chr. & Skottsb.; Nat. Hist. Juan Fernandez (Bot.) 2: 13, fig. 4 (1920)

species :

Hymenophyllum ruizianum (Klotzsch) Kunze; Bot. Zeitung (Berlin) 199 (1847)

Distribution: Colombia (Cauca, Cundinamarca, Huila, Nariño, Norte de Santander, Putumayo, Santander); Ecuador; Peru; Bolivia (Cochabamba, La Paz)

82 CLM 83 BOL ECU PER

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Hymenophyllum pastoense Hook.; Syn. Fil. [W. J. Hooker & Baker] 67 (1867)

= Sphaerocionium ruizianum Klotzsch; Linnaea 18: 535 (1844)

species :

Hymenophyllum saenzianum Gómez Pompa; Revista Biol. Trop. 17: 107 (1970)

Distribution: Costa Rica; Colombia (Antioquia)

80 COS 82 CLM

Remarks: subgen. Sphaerocionium

species :

Hymenophyllum salakense Racib.; Pteridoph. Buitenzorg 18 (1898)

Distribution: Sumatra; Java; Borneo; Philippines

42 BOR JAW PHI SUM

Remarks: subgen. Globosa

Synonyms: hidden

= Mecodium salakense (Racib.) Copel.; Philipp. J. Sci. 67: 23 (1938)

species :

Hymenophyllum sampaioanum Brade & Rosenst.; Bol. Mus. Rio de Janeiro 7: 136, t. 1, f. 2, t. 3 (1931)

Distribution: Brazil (Rio de Janeiro)

84 BRA

Synonyms: hidden

= Sphaerocionium sampaioanum (Brade & Rosenst.) Copel.; Philipp. J. Sci. 67: 33 (1938)

species :

Hymenophyllum sanguinolentum (G.Forst.) Sw.; J. Bot. (Schrader) 1800(2): 101 (1801)

Name: Piripiri (Maori)

Distribution: New Zealand (North Isl., South Isl., Stewart Isl., Three Kings Isl.)

51 NZL

Remarks: subgen. Myrmecostylum

Synonyms: hidden

= Hymenophyllum cristulatum Rosenst.; Repert. Spec. Nov. Regni Veg. 6: 14 (1908)

= Hymenophyllum lophocarpum Colenso; Trans. & Proc. New Zealand Inst. 17: 255 (1885)

= Hymenophyllum polyanthos var. sanguinolentum (G.Forst.) Jenman; Bull. Misc. Inform. Roy Bot. Gard. Trinidad 13: 7 (1898)

= Hymenophyllum sanguinolentum var. lophocarpum (Colenso) Domin; Biblioth. Bot. 20(85): 24 (1913)

= Mecodium sanguinolentum (G.Forst.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 6 [Epim. Bot.]: 258 (1851) ex Copel., Philipp. J. Sci. 67: 17 (1938)

= Sphaerocionium sanguinolentum (G.Forst.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 35 (1843)

= Trichomanes sanguinolentum G.Forst.; Fl. Ins. Austr.: 84 (1786)

species :

Hymenophyllum scabrum A.Rich.; Voy. Astrolabe 90, t. 14 (1832)

Distribution: New Zealand (North Isl., South Isl., Stewart Isl.); Chatham Isl.

51 CTM NZL

Remarks: subgen. Myrmecostylum

Synonyms: hidden

= Mecodium scabrum (A.Rich.) Copel.; Philipp. J. Sci. 67: 24 (1938)

= Sphaerocionium glanduliferum C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 6 [Epim. Bot.]: 22, t. 12 (1851)

= Sphaerocionium scabrum (A.Rich.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 34 (1843)

= Hymenophyllum scabrum var. hirtum Colenso; Trans. & Proc. New Zealand Inst. 13: 379 (1881)

species :

Hymenophyllum schomburgkii C.Presl ex J.W.Sturm; Fl. Bras. [Martius] 1(2): 290 (1859)

Distribution: Costa Rica; Greater Antilles; Colombia; Venzeula; Guyana; Surinam; French Guiana; Brazil (Ceará, Pernambuco, Alagoas, Bahia, Espírito Santo, Rio de Janeiro, São Paulo, Paraná, Santa Catarina)

80 COS 82 CLM FRG GUY SUR 84 BRA

Remarks: Subgen. Mecodium. Valid species fide Gonzatti et al. 2023, not a synonym of H. polyanthos

Synonyms: hidden

= Hymenophyllum schomburgkii C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 32 (1843), nom. inval.

species :

Hymenophyllum secundum Hook. & Grev.; Icon. Filic. [W. J. Hooker & Greville] t. 133 (1829)

Distribution: Argentina (Chubut, Neuquen, Rio Negro, Santa Cruz, Tierra del Fuego); Chile (Los Rios, Los Lagos, Aisén, Magallanes); Juan Fdz. Isl.

85 ARG CLE JNF

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Hymenophyllum serra C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 32, 53, t. 11 B (1843)

= Meringium secundum (Hook. & Grev.) Copel.; Philipp. J. Sci. 67: 45 (1938)

species :

Hymenophyllum semialatum T.C.Hsu; Ferns Fern Allies Taiwan Second Suppl. 53 (2017)

Distribution: Taiwan

38 TAI

species :

Hymenophyllum semiglabrum Rosenst.; Repert. Spec. Nov. Regni Veg. 9: 67 (1910)

Distribution: Costa Rica; Panama; Colombia (Antioquia)

80 COS PAN 82 CLM

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Sphaerocionium semiglabrum (Rosenst.) Copel.; Philipp. J. Sci. 67: 34 (1938)

species :

Hymenophyllum senterreanum Dubuisson & Deblauwe; Phytotaxa 257(3): 287-294 (2016)

Distribution: SW-Cameroon; Equatorial Guinea

23 CMN EQG

species :

Hymenophyllum seramense K.Iwats., M.Kato & Ebihara; J. Jap. Bot. 96(4): 229 (2021)

Distribution: Moluccas (Seram)

42 MOL

Remarks: subgen. Hymenophyllum

species :

Hymenophyllum sericeum (Sw.) Sw.; J. Bot. (Schrader) 1800(2): 99 (1801)

Distribution: Guatemala; Costa Rica; Cuba; Jamaica; Hispaniola (Haiti, Dominican Republic); Guadeloupe; Martinique; Colombia; Venezuela (Falcon, Sucre); Ecuador; Bolivia (Cochabamba, La Paz, Santa Cruz)

80 COS GUA 81 CUB GDL HIS JAM MAR 82 CLM VEN 83 BOL ECU

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Hymenophyllum cubense J.W.Sturm; Bot. Zeitung (Berlin) 298 (1859)

= Hymenophyllum fuertesii Brause; Symb. Antill. [Urban] 7: 484 (1913)

= Hymenophyllum pannosum Christ; Bull. Herb. Boissier, sér. 2, 5: 250 (1905)

= Hymenophyllum refrondescens Sodiro; Recens. Crypt. Vasc. Quit.: 2 (1883)

= Hymenophyllum sericeum var. refrondescens (Sodiro) Sodiro; Anales Univ. Centr. Ecuador 6: 230 (1892)

= Hymenophyllum speciosum Bosch; Ned. Kruidk. Arch. 5(3): 181 (1859)

= Hymenophyllum spectabile Mett.; Kuhn, Linnaea 35: 392 (1868)

= Hymenophyllum sturmii Mett.; Nat. Pflanzenfam. [Engler & Prantl] I, 4: 110 (1899), nom. illeg., non Bosch (1863)

= Sphaerocionium sericeum (Sw.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 34 (1843)

= Sphaerocionium spectabile (Mett.) Copel.; Philipp. J. Sci. 67: 31 (1938)

= Trichomanes sericeum Sw.; Prodr. Veg. Ind. Occ. 136 (1788)

species :

Hymenophyllum serrulatum (C.Presl) C.Chr.; Index Filic. 367 (1905)

Distribution: peninsular Thailand; Vietnam; peninsular Malaysia (Malacca); Singapore; Sumatra; Borneo (Mt. Kinabalu, Sabah); Brunei; Sulawesi; Philippines (Luzon); Java; ?Lesser Sunda Isl.; ?Moluccas; New Guinea (Irian Jaya, Papua New Guinea); Bismarck Arch. (Admiralty Isl.); Solomon Isl. (Bougainville, Guadalcanal); Vanuatu; Fiji; Palau (Babeldaob); Fed. States of Micronesia (Pohnpei)

41 THA VIE 42 BOR BRN JAW MLY NWG PHI SNG SUL SUM 43 BIS SOL 60 FIJ VAN 62 MIC PLU

Remarks: subgen. Hymenophyllum

Conservation Status: endangered (Singapore)

Synonyms: hidden

= Didymoglossum serrulatum C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 23, 48 (1843)

= Hymenophyllum bicolanum Copel.; Philipp. J. Sci. 64: 31, t. 10 (1937)

= Hymenophyllum bivalve J.Sm.; J. Bot. (Hooker) 3: 418 (1841) non (G. Forst.) Sw.

= Hymenophyllum bougainvillense Jeff W.Grimes; Kew Bull. 34(2): 233 (1979) (fide Ebihara 2007)

= Hymenophyllum meyenianum (C.Presl) Copel.; Philipp. J. Sci. 64: 25, t. 8 (1937)

= Hymenophyllum multifidum var. novoguineense Rosenst.; Repert. Spec. Nov. Regni Veg. 12: 166 (1913)

= Hymenophyllum polyodon Baker; J. Linn. Soc., Bot. 15: 105 (1876)

= Hymenophyllum preslii (Bosch) Rosenst.; Bull. Jard. Bot. Buitenzorg, sér. 2, 2: 25 (1911)

= Hymenophyllum smithii Hook.; Sp. Fil. [W. J. Hooker] 1: 97, t. 35 B (1844)

= Hymenophyllum torricellianum Alderw.; Bull. Jard. Bot. Buitenzorg, sér. 2, 11: 14 (1913)

= Hymenophyllum vittatum Copel.; Philipp. J. Sci. 64: 31, t. 9(1-3) (1937)

= Leptocionium preslii Bosch; Ned. Kruidk. Arch. 4: 384 (1859)

= Leptocionium serrulatum (C.Presl) Bosch; Ned. Kruidk. Arch. 4: 383 (1859)

= Leptocionium violaceum Meyen ex Bosch; Ned. Kruidk. Arch. 5(3): 147 (1863)

= Meringium bicolanum (Copel.) Copel.; Philipp. J. Sci. 67: 40 (1938)

= Meringium meyenianum C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 24, t. 8, f. B (1843)

= Meringium vittatum (Copel.) Copel.; Philipp. J. Sci. 67: 40 (1938)

= Trichomanes meyenianum (C.Presl) Bosch; Ned. Kruidk. Arch. 4: 379 (1859)

species :

Hymenophyllum seselifolium C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 38, 52 (1843)

Distribution: Brazil (Paraná, Rio de Janeiro, Rio Grande do Sul, Santa Catarina, São Paulo); Argentina (Chubut, Neuquen, Rio Negro); Chile (Biobío, Araucanía, Los Rios, Los Lagos, Aisén, Magallanes)

84 BRA 85 ARG CLE

Remarks: subgen. Myrmecostylum

Synonyms: hidden

= Didymoglossum magellanicum Desv.; Mem. Soc. Linn. Paris 6(2): 331 (1827)

= Hymenophyllum attenuatum Hook.; Sp. Fil. [W. J. Hooker] 1: 99, t. 36B (1844)

= Hymenophyllum bibraianum J.W.Sturm; Flora 361 (1853)

= Hymenophyllum magellanicum (Desv.) Willd. ex Kunze; Bot. Zeitung (Berlin) 226 (1847)

= Hymenophyllum magellanicum var. attenuatum (Hook.) Luetzelb.; Estud. Bot. Nordéste 3: 239 (1923)

= Leptocionium attenuatum (Hook.) Bosch; Ned. Kruidk. Arch. 4: 334 (1859)

= Leptocionium magellanicum (Desv.) Bosch; Ned. Kruidk. Arch. 4: 384 (1859)

= Leptocionium seselifolium (C.Presl) Bosch; Ned. Kruidk. Arch. 4: 384 (1859)

= Meringium magellanicum (Desv.) Copel.; Philipp. J. Sci. 67: 45 (1938)

= Ptychophyllum magellanicum (Desv.) Klotzsch; Linnaea 18: 533 (1844)

species :

Hymenophyllum sibthorpioides (Bory ex Willd.) Mett.; Fil. Afr. [Kuhn] 41 (1868)

Distribution: Kenya; Tanzania; Malawi; Zimbabwe; Mozambique; Madagascar; Comores (Anjouan); Mauritius; La Réunion; Australia (New South Wales, Queensland)

25 KEN TAN 26 MLW MOZ ZIM 29 COM MAU MDG REU 50 AUS

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Hymenophyllum palmatum Bosch; Ned. Kruidk. Arch. 4(8): 185 (1859)

= Trichomanes adianthinum Bory; Voy. Indes Or. [Bélanger] 2: 78 (1833)

= Trichomanes flabellatum Bory ex Desv.; Mem. Soc. Linn. Paris 6(2): 32 (1827) (non Bosch (1859))

= Trichomanes flabellula d´Urv.; Mém. Soc. Linn. Paris 4: 597 (1824)

= Trichomanes membranaceum Hook. & Arn.; Bot. Beechey Voy. 76 (1832)

= Trichomanes parvulum Kaulf.; Enum. Filic. [Kaulfuss] 206 (1824), non Poir. 1808

= Trichomanes sibthorpioides Bory ex Willd.; Sp. Pl., ed. 4 [Willdenow] 5(1): 498 (1810)

= Trichomanes thouarsianum C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 16, 40 (1843)

species :

Hymenophyllum sieberi (C.Presl) Bosch; Ned. Kruidk. Arch. 4: 414 (1859)

Distribution: Mexico (Chiapas); Guatemala; Honduras; Nicaragua; Costa Rica; Panama; Puerto Rico; St. Kitts; Guadeloupe; Martinique; Colombia (Antioquia, Magdalena, Nariño); Venezuela (Amazonas, Lara, Merida, Portuguesa, Trujillo)

79 MEX 80 COS GUA HON NIC PAN 81 GDL MAR PUE STK 82 CLM VEN

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Hymenophyllum wercklei Christ; Bull. Herb. Boissier, sér. 2, 4: 940 (1904)

= Sphaerocionium sieberi C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 34 (1843)

= Sphaerocionium wercklei (Christ) Copel.; Philipp. J. Sci. 67: 31 (1938)

species :

Hymenophyllum silvaticum C.V.Morton; Contr. U. S. Natl. Herb. 29: 159 (1947)

Distribution: Colombia (Valle)

82 CLM

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Sphaerocionium silvaticum (C.V.Morton) Pic.Serm.; Webbia 28: 471 (1973)

species :

Hymenophyllum silveirae Christ; Schwacke, Pl. Nov. Mineir. 2: 14 (1900)

Distribution: Brazil (Minas Gerais)

84 BRA

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Sphaerocionium silveirae (Christ) Pic.Serm.; Webbia 31(1): 250 (1977)

species :

Hymenophyllum simonsianum Hook.; Sec. Cent. Ferns, t. 13 (1860)

Distribution: China (Yunnan); Tibet; Taiwan; Nepal; Bhutan; India (Arunachal Pradesh, Manipur, Meghalaya, Mizoram, Nagaland, Sikkim, West Bengal); Myanmar (Kachin)

36 CHI TIB 38 TAI 40 BHU IND NEP 41 MYA

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Didymoglossum simonsianum (Hook.) Bosch; Ned. Kruidk. Arch. 5(3): 145 (1863)

= Hymenophyllum alishanense De Vol; Taiwania 15: 283, f. 6 (1970)

= Hymenophyllum haematochroum Mett. ex Sodiro; Nat. Pflanzenfam. [Engler & Prantl] I, 4: 110 (1899)

species :

Hymenophyllum simplex C.V.Morton; Contr. U. S. Natl. Herb. 29: 171 (1947)

Distribution: Peru

83 PER

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Sphaerocionium simplex (C.V.Morton) Pic.Serm.; Webbia 28: 472 (1973)

species :

Hymenophyllum sodiroi C.Chr.; Index Filic. 368 (1905)

Distribution: Colombia (Cauca, Cundinamarca); Ecuador

82 CLM 83 ECU

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Buesia sodiroi (C.Chr.) Copel.; Philipp. J. Sci. 67: 48, t. 2 (1938)

= Hymenophyllum pendulum Sodiro; Crypt. Vasc. Quit.: 31 (1893) (non Bory 1833)

species :

Hymenophyllum soriemersum Rouhan & C.Del Rio; Taxon 66(5): 1056 (2017)

Distribution: New Caledonia (Mt. Mé Moya, Mt. Panié)

60 NWC

species :

Hymenophyllum splendidum Bosch; Ned. Kruidk. Arch. 5(3): 167 (1863)

Distribution: Cameroon; Bioko Isl. [Fernando Poo]; Principe Isl.; São Tomé; Gabon; D.R.Congo [Zaire]; Rwanda; Burundi; Uganda; Kenya; Tanzania; Malawi; Zimbabwe; Mozambique

23 BIO BUR CMN GAB PRI RWA SAO ZAI 25 KEN TAN UGA 26 MLW MOZ ZIM

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Hymenophyllum ciliatum var. longilineare Bonap.; Notes Ptéridol. 14: 201, 202 (1923)

= Hymenophyllum ciliatum var. splendidum (Bosch) J.Bommer; Bull. Soc. Roy. Bot. Belgique 35(1): 182 (1896)

= Sphaerocionium splendidum (Bosch) Copel.; Philipp. J. Sci. 67: 31 (1938)

species :

Hymenophyllum stenocladum (Ching & P.S.Chiu) K.Iwats.; J. Fac. Sci. Univ. Tokyo, Sect. 3, Bot. 13(5): 515 (1985)

Distribution: China (NW-Yunnan)

36 CHI

Remarks: subgen. Globosa

Synonyms: hidden

= Mecodium stenocladum Ching & P.S.Chiu; Fl. Reipubl. Popularis Sin. [Fl. China Ed. Committee] 2: 351 (1959)

species :

Hymenophyllum sturmii Bosch; Ned. Kruidk. Arch. 5(3): 152 (1863)

Distribution: Brazil (Pernambuco, Bahia, Minas Gerais, Espírito Santo, Rio de Janeiro, São Paulo, Paraná, Santa Catarina)

84 BRA

Remarks: Subgen. Mecodium. Valid species fide Gonzatti et al. 2023, not a synonym of H. polyanthos

Synonyms: hidden

= Hymenophyllum imbricatum Kunze ex J.W.Sturm; Fl. Bras. [Martius] 1(2): 287 (1859) (non Blume (1828))

= Hymenophyllum polyanthos var. sturmii (Bosch) Angely; Fl. Parana 23: 14 (1963)

species :

Hymenophyllum subobtusum Rosenst.; Repert. Spec. Nov. Regni Veg. 9: 71 (1910)

Distribution: New Caledonia

60 NWC

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Sphaerocionium subobtusum (Rosenst.) Copel.; Philipp. J. Sci. 67: 34 (1938)

species :

Hymenophyllum subrigidum Christ; Bull. Herb. Boissier, sér. 2, 5: 260 (1905)

Distribution: Costa Rica; Panama; Colombia (Antioquia); Venezuela (Bolívar, Lara, Merida)

80 COS PAN 82 CLM VEN

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Hymenophyllum atrovirens Christ; Bull. Herb. Boissier, sér. 2, 4: 941 (1904) (non Colenso (1844), nec Fée (1866))

= Sphaerocionium subrigidum (Christ) Copel.; Philipp. J. Sci. 67: 34 (1938)

species :

Hymenophyllum superbum C.V.Morton; Contr. U. S. Natl. Herb. 29: 178 (1947)

Distribution: Colombia (Antioquia); Ecuador

82 CLM 83 ECU

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Sphaerocionium superbum (C.V.Morton) Pic.Serm.; Webbia 28: 472 (1973)

species :

Hymenophyllum taiwanense (Tagawa) C.V.Morton; Contr. U. S. Natl. Herb. 38: 167 (1968)

Distribution: Taiwan

38 TAI

Remarks: subgen. Globosa. According to Flora of China a synonym of H. riukiuense, but treated as valid species in Taiwan. Could also be a synonym of H. javanicum.

Synonyms: hidden

= Mecodium taiwanense Tagawa; Acta Phytotax. Geobot. 11: 141 (1940)

species :

Hymenophyllum talamancanum A.Rojas; Lankesteriana 4(2): 143 (2004)

Distribution: Costa Rica

80 COS

species :

Hymenophyllum tarapotense Stolze; Fieldiana, Bot., n. s. 20: 75 (1989)

Distribution: Peru

83 PER

Remarks: subgen. Sphaerocionium

Conservation Status: known from type only

species :

Hymenophyllum tayloriae Farrar & Raine; Raine et al., Amer. Fern J. 81: 116 (1991)

Name: Taylors Filmy Fern

Distribution: E-USA (NW-South Carolina, Georgia, Alabama, North Carolina)

75 USA 78 USA

Remarks: subgen. Sphaerocionium

Conservation Status: IUCN E

species :

Hymenophyllum tenerum Bosch; Ned. Kruidk. Arch. 5(3): 167 (1863)

Distribution: Ecuador

83 ECU

Remarks: subgen. Mecodium

species :

Hymenophyllum thuidium Harr.; J. Linn. Soc., Bot. 16: 25 (1877)

Distribution: Borneo (Mt. Kinabalu, Sabah); Philippines; Moluccas (Seram); New Guinea (Irian Jaya, Papua New Guinea)

42 BOR MOL NWG PHI

Remarks: subgen. Globosa

Synonyms: hidden

= Hymenophyllum physocarpum Christ; Nachtr. Fl. Schutzgeb. Südsee [Schumann & Lauterbach] 35, t. 1 A (1905)

= Mecodium thuidium (Harr.) Copel.; Philipp. J. Sci. 67: 20 (1938)

species :

Hymenophyllum tomaniiviense (Brownlie) Ebihara & K.Iwats.; Taxon 53(4): 943 (2004)

Distribution: Vanuatu; Fiji (Viti Levu)

60 FIJ VAN

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Trichomanes tomaniiviense Brownlie; Nova Hedwigia Beih. 55 (Pterid. Fl. Fiji): 99 (1977)

species :

Hymenophyllum tomentosum Kunze; Linnaea 9: 107 (1834)

Distribution: Colombia (Antioquia, Boyacá, Caldas, Cauca, Cundinamarca, Nariño, Santander); Venezuela (Merida); Ecuador; Peru

82 CLM VEN 83 ECU PER

Remarks: Subgen. Sphaerocionium

Synonyms: hidden

= Dermatophlebium tomentosum (Kunze) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 6 [Epim. Bot.]: 258 (1851)

= Hymenophyllum asterothrix Kunze; Farnkräuter 1: 160 (1844), nomen

= Hymenophyllum fusagasugense H.Karst. ex J.W.Sturm; Bot. Zeitung (Berlin) 297 (1859)

= Hymenophyllum fusugasugense var. aberrans C.V.Morton; Contr. U. S. Natl. Herb. 29: 187 (1947)

= Hymenophyllum tomentosum var. fusugasugense (H.Karst.) C.V.Morton; Amer. Fern J. 43: 175 (1953)

= Sphaerocionium fusugasugense (H.Karst. ex J.W.Sturm) Copel.; (1938)

= Sphaerocionium tomentosum (Kunze) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 34 (1843)

species :

Hymenophyllum tortuosum Hook. & Grev.; Icon. Filic. [W. J. Hooker & Greville] t. 129 (1829)

Distribution: Argentina (Chubut, Neuquen, Rio Negro, Santa Cruz, Tierra del Fuego); Chile (Araucanía, Los Rios, Los Lagos, Aisén, Magallanes); Juan Fdz. Isl.; Falkland Isl.

85 ARG CLE JNF 91 FAL

Remarks: subgen. Myrmecostylum

Synonyms: hidden

= Hymenophyllum skottsbergii Gand.; Bull. Soc. Bot. France 60: 29 (1913) (non C. Chr. (1910))

= Hymenophyllum tortuosum var. beckeri (H.Krause ex Phil.) Espinosa; Bol. Mus. Nac. Hist. Nat. Santiago de Chile 15: 96 (1936)

= Hymenophyllum tortuosum var. bustillosii Espinosa; Bol. Mus. Nac. Hist. Nat. Santiago de Chile 15: 97, pl. 4, figs. a, b (1936)

= Hymenophyllum tortuosum var. glomeratum Diem & J.S.Licht.; Darwiniana 11: 683, fig. 14 (1959)

= Leptocionium tortuosum (Hook. & Grev.) Bosch; Ned. Kruidk. Arch. 4: 384 (1859)

= Meringium tortuosum (Hook. & Grev.) Copel.; Philipp. J. Sci. 67: 45 (1938)

= Myrmecostylum tortuosum (Hook. & Grev.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 28, t. 10, f. A (1843)

= Trichomanes beckeri H.Krause ex Phil.; Linnaea 33: 305 (1865)

species :

Hymenophyllum trapezoidale Liebm.; Kongel. Danske Vidensk. Selsk. Skr., Naturvidensk. Math. Afd., ser. 5, 1: 293 (seors. 141) (1849)

Distribution: Mexico (Chiapas, Guerrero, Mexico State, Morelos, Oaxaca, Puebla, Veracruz); Guatemala; Honduras; Nicaragua; Costa Rica; Panama; Colombia (Antioquia, Boyacá, Cundinamarca, Huila, Santander); Venezuela (Merida, Tachira, Trujillo); Surinam; Bolivia (Cochabamba, La Paz, Santa Cruz)

79 MEX 80 COS GUA HON NIC PAN 82 CLM SUR VEN 83 BOL

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Hymenophyllum apterum Bosch; Ned. Kruidk. Arch. 5(3): 194 (1863)

= Sphaerocionium trapezoidale (Liebm.) Copel.; (1938)

species :

Hymenophyllum treubii Racib.; Pteridoph. Buitenzorg 15 (1898)

Distribution: peninsular Malaysia; Borneo (Mt. Kinabalu, Sabah); Java; Moluccas

42 BOR JAW MLY MOL

Remarks: subgen. Globosa

Synonyms: hidden

= Hymenophyllum treubii var. novoguineense Rosenst.; Repert. Spec. Nov. Regni Veg. 12: ? (1913)

= Mecodium treubii (Racib.) Copel.; Philipp. J. Sci. 67: 22 (1938)

species :

Hymenophyllum triangulare Baker; Syn. Fil. [W. J. Hooker & Baker] 69 (1867)

Distribution: Cameroon; Bioko Isl. [Fernando Poo]; Gabon; D.R.Congo [Zaire]; Rwanda; Burundi; Tanzania

23 BIO BUR CMN GAB RWA ZAI 25 TAN

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Hymenophyllum mannianum Mett.; Fil. Afr. [Kuhn]: 40 (1868)

= Hymenophyllum triangulare subsp. uluguruense Kornas; Bull. Jard. Bot. Natl. Belg. 60(1-2): 165 (1990)

= Meringium triangulare (Baker) Copel.; Philipp. J. Sci. 67: 44 (1938)

species :

Hymenophyllum trichomanoides Bosch; Ned. Kruidk. Arch. 5(3): 158 (1863)

Distribution: Costa Rica; Colombia (Antioquia, Caldas, Cundinamarca, Norte de Santander, Putumayo, Quindío, Risaralda, Valle); Venezuela (Amazonas, Aragua, Bolívar, Carabobo, Lara, Monagas, Nueva Esparta, Portuguesa, Sucre, Tachira, Trujillo, Yaracuy); Guyana; ?Surinam; Ecuador; Peru; Bolivia (Cochabamba, La Paz)

80 COS 82 CLM GUY VEN 83 BOL ECU PER

Remarks: subgen. Mecodium

Synonyms: hidden

= Hymenophyllum pusillum Schott ex J.W.Sturm; Fl. Bras. [Martius] 1(2): 289 (1859)

= Hymenophyllum trianae Hieron.; Bot. Jahrb. Syst. 34: 429 (1904)

= Mecodium trianae (Hieron.) Copel.; Philipp. J. Sci. 67: 24 (1938)

= Mecodium trichomanoides (Bosch) Pic.Serm.; Webbia 28: 469 (1973)

species :

Hymenophyllum trichophorum (Alderw.) Ebihara & K.Iwats.; Blumea 51(2): 229 (2006)

Distribution: New Guinea (Irian Jaya, Papua New Guinea)

42 NWG

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Amphipterum humatoides Copel.; Philipp. J. Sci. 73: 465 (1941)

= Trichomanes trichophorum Alderw.; Nova Guinea 14: 53 (1924)

species :

Hymenophyllum trichophyllum Kunth; Nov. Gen. Sp. [H. B. K.] 1: 27 (1815)

Distribution: Guatemala; Honduras; Costa Rica; Panama; Colombia (Antioquia, Caldas, Cauca, Cundinamarca, Nariño, Norte de Santander, Tolima); Venezuela (Amazonas, Anzoategui, Aragua, Barinas, Bolívar, Venezuela Distrito Federal, Lara, Merida, Miranda, Sucre, Tachira); Guyana; Ecuador; Peru; Bolivia (Cochabamba, La Paz, Santa Cruz); Brazil (Roraima)

80 COS GUA HON PAN 82 CLM GUY VEN 83 BOL ECU PER 84 BRA

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Hymenophyllum eriophorum Bosch; Ned. Kruidk. Arch. 5(3): 180 (1863)

= Hymenophyllum moritzianum J.W.Sturm; Fl. Bras. [Martius] 1(2): 295 (1859)

= Hymenophyllum procerum Bosch; Ned. Kruidk. Arch. 4: 409 (1859)

= Hymenophyllum trichophyllum var. contractum Hieron.; Hedwigia 45: 226 (1906)

= Sphaerocionium trichophyllum (Kunth) Copel.; Philipp. J. Sci. 67: 32 (1938)

species :

Hymenophyllum trifoliatum (L.) Proctor & Lourteig; Bradea 5(40): 386 (1990)

Distribution: Guatemala; Costa Rica; Panama; Cuba; Jamaica; Hispaniola (Haiti, Dominican Republic); Puerto Rico; Saba; Nevis; St. Kitts; Guadeloupe; St. Vincent; Colombia (Antioquia, Chocó); Ecuador; Brazil (Minas Gerais, Paraná, Rio de Janeiro, São Paulo)

80 COS GUA PAN 81 CUB GDL HIS JAM PUE SAB STK STV 82 CLM 83 ECU 84 BRA

Remarks: subgen. Sphaerocionium. Epitypification by Cremers et al. 2022 made H. trifoliatum the valid name

Synonyms: hidden

= Adiantum trifoliatum L.; Sp. Pl. 2: 1095 (1753)

= Davallia trifoliata (L.) Sw.; Syn. Fil. [Swartz] 133 (1806)

= Didymoglossum lineare (Sw.) Desv.; Mem. Soc. Linn. Paris 6(2): 331 (1827)

= Hymenophyllum catharinae Hook.; Syn. Fil. [W. J. Hooker & Baker] 67 (1867)

= Hymenophyllum ceratophylloides Christ; Bull. Herb. Boissier, sér. 2, 4: 942 (1904)

= Hymenophyllum durandii Christ; Bull. Herb. Boissier, sér. 1, 4: 657 (1896)

= Hymenophyllum elegantissimum Fée; Mém. Foug. 11 (Hist. Foug. Antil.): 118, t. 29, f. 2 (1866)

= Hymenophyllum lineare (Sw.) Sw.; J. Bot. (Schrader) 1800(2): 100 (1801)

= Hymenophyllum lineare f. tuberosa Rosenst.; Hedwigia 46: 74 (1906)

= Hymenophyllum lineare var. dussii Christ ex Duss; Div. Foug. Antill. Franc. 9 (1903)

= Hymenophyllum nudum (Poir.) Desv.; Mém. Soc. Linn. Paris 6(3): 332 (1827)

= Hymenophyllum portoricense Kuhn; Bot. Jahrb. Syst. 24: 86 (1897)

= Hymenophyllum trifidum Hook. & Grev.; Icon. Filic. t. 196 (1830)

= Hymenophyllum wilsonii Fée; Crypt. Vasc. Brésil 1: 193 (1869)

= Sphaerocionium durandii (Christ ex Bornm. & Christ) Copel.; Philipp. J. Sci. 67: 34 (1938)

= Sphaerocionium elegantissimum (Fée) Copel.; Philipp. J. Sci. 67: 34 (1938)

= Sphaerocionium lineare (Sw.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 34 (1843)

= Sphaerocionium trifidum (Hook. & Grev.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 34 (1843)

= Stenoloma trifoliatum (L.) Fée; Mém. Foug. 11 (Hist. Foug. Antil.): 93 (1866)

= Trichomanes lineare Sw.; Prodr. Veg. Ind. Occ. 137 (1788)

= Trichomanes nudum Poir.; Encycl. [J. Lamarck et al.] 8: 73 (1808)

= Trichomanes pachycarpum Fée; Mém. Foug. 9 (Cat. Foug. Mex.): 39 (1857)

species :

Hymenophyllum tunbrigense (L.) Sm.; Engl. Bot. [Smith & Sowerby] 3: t. 162 (1794) (tunbridgense auct.)

Name: Englischer Hautfarn (DE); Tunbridge filmy fern (EN); Helechilla (ES)

Distribution: England (SW- & N-England, Wales, Scotland); Ireland (Ireland, Northern Ireland); Belgium; Luxembourg; Germany (Rheinland-Pfalz, +Sachsen); Czech Republic; Spain; France; Italy; Croatia; Azores (Sao Miguel Isl., Terceira, Sao Jorge, Pico, Faial, Flores Isl., Corvo Isl.); Madeira (Madeira Isl.); Canary Isl. (Gran Canaria, Tenerife, La Gomera); Gabon; Kenya; Tanzania; Malawi; Zimbabwe; Mozambique; South Africa (Limpopo, Mpulamanga, E-Free State, KwaZulu-Natal, W-Cape Prov., E-Cape Prov.); Eswatini [Swaziland]; Madagascar; Mauritius; Georgia [Caucasus] (Adzharia); Turkey (Anatolia); USA (Alabama, South Carolina); Mexico (Chiapas, Chihuahua, Durango, Hidalgo, Oaxaca, Puebla, Queretaro, San Luis Potosi, Veracruz); Guatemala; El Salvador; Honduras; Costa Rica; Jamaica; Hispaniola (Haiti, Dominican Republic); Colombia (Antioquia); Venezuela (Aragua, Merida, Trujillo); Ecuador

10 GRB IRE 11 BGM CZE GER LUX 12 FRA SPA 13 CRO ITA 21 AZO CNY MDR 23 GAB 25 KEN TAN 26 MLW MOZ ZIM 27 SAF SWZ 29 MAU MDG 33 GEO 34 TUR 78 USA 79 MEX 80 COS ELS GUA HON 81 HIS JAM 82 CLM VEN 83 ECU

Remarks: subgen. Hymenophyllum. New World distribution might belong to H. cordobense

Synonyms: hidden

= Hymenophyllum alatum Willd.; Sp. Pl., ed. 4 [Willdenow] 5(1): 526 (1810)

= Hymenophyllum dregeanum C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 32, 52 (1843)

= Hymenophyllum fucoides var. frigidum Liebm.; Kongel. Danske Vidensk. Selsk. Skr., Naturvidensk. Math. Afd., ser. 5, 1: 291 (1849)

= Hymenophyllum repens Dulac; Fl. Hautes-Pyrenées 36 (1867)

= Hymenophyllum thomassetii C.H.Wright; Bull. Misc. Inform. Kew 1906: 170 (1906)

= Trichomanes pulchellum Salisb.; Prodr. Stirp. Chap. Allerton p. ? (1796)

= Trichomanes tunbrigense L.; Sp. Pl. 2: 1098 (1753)

species :

Hymenophyllum turquinense C.Sánchez; Revista Jard. Bot. Nac. Univ. Habana 8(2): 11 (1987)

Distribution: SE-Cuba

81 CUB

Remarks: subgen. Sphaerocionium

species :

Hymenophyllum umbratile Diem & J.S.Licht.; Darwiniana 11: 664, f. 9 (1959)

Distribution: Argentina (Neuquen, Rio Negro); Chile (Los Lagos, Los Rios)

85 ARG CLE

Remarks: subgen. Hymenophyllum

species :

Hymenophyllum undulatum (Sw.) Sw.; J. Bot. (Schrader) 1800(2): 101 (1801)

Distribution: Mexico (Chiapas, Oaxaca, Puebla, Veracruz); Guatemala; Honduras; Nicaragua; Costa Rica; Panama; Cuba; Jamaica; Hispaniola (Haiti, Dominican Republic); Puerto Rico; Guadeloupe; Colombia (Antioquia, Bolívar, Cundinamarca, Nariño, Norte de Santander, Santander); Venezuela (Amazonas, Anzoategui, Aragua); Ecuador; Peru; Bolivia (Cochabamba, La Paz, Santa Cruz); Brazil (Amazonas, Bahia, Espírito Santo, Minas Gerais, Paraná, Rio de Janeiro, Roraima, ?Rio Grande do Sul, ?Santa Catarina, São Paulo)

79 MEX 80 COS GUA HON NIC PAN 81 CUB GDL HIS JAM PUE 82 CLM VEN 83 BOL ECU PER 84 BRA

Remarks: subgen. Mecodium. Not in Asia

Synonyms: hidden

= Davallia tegularis Desv.; Mem. Soc. Linn. Paris 6(2): 316 (1827)

= Hymenophyllum flaccidum Bosch; Ned. Kruidk. Arch. 4: 400 (1859)

= Hymenophyllum reniforme Hook.; Sp. Fil. [W. J. Hooker] 1: 110 t. 38 C (1844)

= Hymenophyllum rimbachii Sodiro; Crypt. Vasc. Quit.: 33 (1893)

= Hymenophyllum tegulare (Desv.) Proctor & Lourteig; Bradea 5(40): 385 (1990)

= Hymenophyllum undulatum var. regenerans C.Chr.; Ark. Bot. 20A(7): 8 (1926)

= Mecodium reniforme (Hook.) Copel.; Philipp. J. Sci. 67: 26 (1938)

= Mecodium undulatum (Sw.) Copel.; Philipp. J. Sci. 67: 26 (1938)

= Sphaerocionium bulnesianum W.Schaffn. ex Fée; Mém. Foug. 9 (Cat. Foug. Mex.): 39 (1857)

= Sphaerocionium undulatum (Sw.) C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 35 (1843)

= Stenoloma tegulare (Desv.) Fée; Mém. Foug. 11 (Hist. Foug. Antil.): 93 (1866)

= Trichomanes undulatum Sw.; Prodr. Veg. Ind. Occ. 137 (1788)

species :

Hymenophyllum urbani Brause; Symb. Antill. [Urban] 7: 484 (1913)

Distribution: Cuba; Jamaica; Hispaniola (Haiti, Dominican Republic)

81 CUB HIS JAM

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Sphaerocionium urbani (Brause) C.Sánchez-Pinto; Revista Jard. Bot. Nac. Univ. Habana 4(1): 88 (1983)

= Sphaerocionium urbani (Brause) Pic.Serm.; Webbia 28: 472 (1973)

species :

Hymenophyllum valvatum Hook. & Grev.; Icon. Filic. t. 219 (1831)

Distribution: Guadeloupe; Martinique; St. Vincent; Colombia (Norte de Santander, Valle); Guyana (Mt. Roraima); Ecuador; Peru; Bolivia (Cochabamba, La Paz); Brazil (Roraima)

81 GDL MAR STV 82 CLM GUY 83 BOL ECU PER 84 BRA

Remarks: subgen. Sphaerocionium

Synonyms: hidden

= Hymenophyllum crispatulum Bosch; Ned. Kruidk. Arch. 4: 412 (1859)

= Hymenophyllum francavillei Bosch; Ned. Kruidk. Arch. 4: 411 (1859)

= Hymenophyllum producens Fée; Crypt. Vasc. Brésil 1: 196, t. 71, f. 4 (1869)

= Sphaerocionium valvatum (Hook. & Grev.) Copel.; Philipp. J. Sci. 67: 34 (1938)

species :

Hymenophyllum verecundum C.V.Morton; Contr. U. S. Natl. Herb. 29: 183 (1947)

Distribution: Colombia; Peru; Bolivia (Cochabamba, La Paz)

82 CLM 83 BOL PER

Remarks: subgen. Sphaerocionium

species :

Hymenophyllum veronicoides C.Chr.; Notes Ptéridol. [Bonaparte] 12: 20 (1920), Dansk Bot. Ark. 7: 9, t. 2, f. 9-12 (1932)

Distribution: Madagascar

29 MDG

Remarks: subgen. Mecodium

Synonyms: hidden

= Hymenophyllum remotipinna Bonap.; Notes Ptéridol. [Bonaparte] 16: 17 (1925)

= Mecodium veronicoides (C.Chr.) Copel.; Philipp. J. Sci. 67: 22 (1938)

species :

Hymenophyllum vestitum (C.Presl) Bosch; Ned. Kruidk. Arch. 5(3): 193 (1863)

Distribution: Brazil (Espírito Santo, Minas Gerais, Paraná, Rio de Janeiro, Rio Grande do Sul, Santa Catarina, São Paulo)

84 BRA

Remarks: status uncertain, often included in H. hirsutum

Synonyms: hidden

= Hymenophyllum caulopteron Fée; Crypt. Vasc. Brésil 1: 197, t. 70, f. 3 (1869)

= Hymenophyllum elatius Christ; Schwacke, Pl. Nov. Mineir. 2: 13 (1900)

= Hymenophyllum gardnerianum J.W.Sturm; Fl. Bras. [Martius] 1(2): 297 (1859)

= Hymenophyllum microcarpon Fée; Crypt. Vasc. Brésil 1: 245, t. 69, f. 3 (1869) (non Desv. (1827))

= Hymenophyllum ulei Christ & Giesenh.; Flora 85, f. 6-7 (1899)

= Sphaerocionium vestitum C.Presl; Abh. Königl. Böhm. Ges. Wiss., ser. 5, 3: 34 (1843)

species :

Hymenophyllum viguieri Tardieu; Notul. Syst. (Paris) 10: 91 (1941)

Distribution: Madagascar

29 MDG

Remarks: subgen. Sphaerocionium

species :

Hymenophyllum villosum Colenso; Tasmanian J. Nat. Sci. 2: 185 (1844)

Distribution: New Zealand (North Isl., South Isl., Stewart Isl.); Chatham Isl.; Auckland Isl.; Campbell Isl.

51 AUC CTM NZL 91 CMP

Remarks: subgen. Myrmecostylum

Synonyms: hidden

= Mecodium villosum (Colenso) Copel.; Philipp. J. Sci. 67: 24 (1938)

species :

Hymenophyllum viridissimum Fée; Crypt. Vasc. Brésil 1: 194, t. 49, f. 3 (1869)

Distribution: Brazil (Espírito Santo, Minas Gerais, Rio de Janeiro, São Paulo)

84 BRA

Remarks: subgen. Mecodium

Synonyms: hidden

= Hymenophyllum subdeltoideum Christ; Bull. Herb. Boissier, sér. 2, 2: 322 (1902) (fide Gonzatti, in litt.)

species :

Hymenophyllum walleri Maiden & Betche; Proc. Linn. Soc. New South Wales 86: 802 (1810)

Distribution: Australia (NE-Queensland, E-Queensland)

50 AUS

Remarks: subgen. Hymenophyllum

Synonyms: hidden

= Hymenophyllum walleri var. orbiculatum Watts; (1915)

= Mecodium walleri (Maiden & Betche) Copel.; Philipp. J. Sci. 67: 21 (1938)

species :

Hymenophyllum whitei Goy; Queensland Naturalist 11: 127, t. 1 (1941)

Distribution: Australia (NE-Queensland)

50 AUS

Remarks: subgen. Mecodium

Conservation Status: IUCN R (type locality only)

Synonyms: hidden

= Mecodium whitei (Goy) Wakef.; Vict. Naturalist 66: 59 (1949)

species :

Hymenophyllum wilsonii Hook.; Brit. Fl. [W. J. Hooker] 1: 446 (1830)

Name: Wilsons Hautfarn (DE); Helechilla de Wilson (ES); Wilson´s Filmy Fern (EN)

Distribution: Iceland; Faeroe Isl.; England (SW- & N-England, Wales, Scotland, Outer Hebrides, Shetland Isl., Orkney Isl., Isle of Man); Ireland (Ireland, Northern Ireland); Norway; France; Azores (Sao Miguel Isl., Terceira, Sao Jorge, Pico, Flores Isl., Corvo Isl.); Madeira (Madeira Isl., Ilhas Desertas, Porto Santo Isl.); Canary Isl. (La Gomera, ?Gran Canaria, ?Tenerife)

10 FOR GRB ICE IRE NOR 12 FRA 21 AZO CNY MDR

Remarks: subgen. Hymenophyllum. Possibly a synonym of H. peltatum

species :

Hymenophyllum wrightii Bosch; Ned. Kruidk. Arch. 4: 391 (1859)

Name: Wright´s Filmy Fern (EN)

Distribution: Russian Far East (Kuril Isl., Primorye, Sakhalin); North Korea; South Korea (incl. Cheju Isl., Ulleung Isl.); Japan; SE-Alaska; C-Canada (W-British Columbia, Vancouver Isl., Queen Charlotte Isl.)

31 RFE 38 JAP KOR NKO 70 ASK 71 CDN

Remarks: subgen. Mecodium. Listed for Taiwan by Flora of China but excluded by Ebihara and Knapp (Ferns of Taiwan, 2011 ff.)

Synonyms: hidden

= Hymenophyllum wrightii f. serratum C.S.Lee & Kanghyup Lee; Korean J. Pl. Taxon. 44(4): 234 (2014)

= Mecodium wrightii (Bosch) Copel.; Philipp. J. Sci. 67: 23 (1938)

species :

Hymenophyllum ×scopulorum Rumsey & F.J.Roberts; New J. Bot. 1(2): 93 (2011)

Distribution: England (Cumberland)

10 GRB

Remarks: Hymenophyllum tunbrigense x wilsonii

species :

Hymenophyllum ×tucuchense (Jermy & T.G.Walker) C.D.Adams & Baksh.-Com.; Fern Gaz. 16(1-2): 34 (2000)

Distribution: Trinidad

81 TRT

Remarks: subgen. Sphaerocionium, Sphaerocionium elegans x hirsutum

Synonyms: hidden

= Sphaerocionium ×tucuchense Jermy & T.G.Walker; Bull. Brit. Mus. (Nat. Hist.), Bot. 13(2)257 (1985)

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A complete, synonymic checklist of the Higher Plants of the World

Version 24.11 (November 5th, 2024)

Covering 355,576 accepted species,
8,715 hybrids, 47,863 accepted infraspecific taxa and 1,000,581 synonyms,
in total 1,412,785* names

[about 25,000 dubious, "unplaced" names and about 4,000 invalid names (Art. 24.3) like "typicus*" are deliberately omitted]

With complete, detailed distribution data (countries and regions) and literature references

Arranged in linear phylogenetic sequence reflecting true relationships

Fully searchable and continously updated

With 38,209 pictures of 15,787 species

Assembled through 40 years independently from other databases

In cooperation with Catalogue of Life

Contact

How to Cite:

Search

+ Family

Filter

Order

Family (1)

Genus (9)

Display options

A complete, synonymic checklist of the Higher Plants of the World

Version 24.11 (November 5th, 2024)

Covering 355,576 accepted species, 8,715 hybrids, 47,863 accepted infraspecific taxa and 1,000,581 synonyms, in total 1,412,785* names

[*about 25,000 dubious, "unplaced" names and about 4,000 invalid names (Art. 24.3) like "typicus" are deliberately omitted]

With complete, detailed distribution data (countries and regions) and literature references

Arranged in linear phylogenetic sequence reflecting true relationships

Fully searchable and continously updated

With 38,209 pictures of 15,787 species

Assembled through 40 years independently from other databases

In cooperation with Catalogue of Life

Covering 355,576 accepted species,
8,715 hybrids, 47,863 accepted infraspecific taxa and 1,000,581 synonyms,
in total 1,412,785* names

[about 25,000 dubious, "unplaced" names and about 4,000 invalid names (Art. 24.3) like "typicus*" are deliberately omitted]