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034.0000 Family Dryopteridaceae Herter; Revista Sudamer. Bot. 9: 15 (1949), nom. cons.
26 genera, ca. 2100 spp. Latest phylogeny: Zuo et al. (2025)
Species listed in database: 2189; hybrids: 205
= Aspidiaceae Burnett; Outlines Bot. [Burnett] 324, 1156 (1835), nom. illeg.
= Aspidiaceae Mett. ex A.B.Frank; Syn. Pflanzenk., ed. 2, 3: 1469 (1877), nom. illeg.
= Bolbitidaceae (Pic.Serm.) Ching; Acta Phytotax. Sin. 16: 15 (1978)
= Elaphoglossaceae Pic.Serm.; Webbia 23: 209 (1968)
= Filicaceae Juss.; Gen. Pl. [Jussieu] 14 (1789), as ´Filices´, nom. illeg., rej.
= Peranemataceae (C.Presl) Ching; Sunyatsenia 5: 246 (1940), nom. rej.
034.1003 Genus Rumohra Raddi; Opusc. Sci. 3: 190 (1819) s. str.
Distribution: 1 sp. pantropical, 1 Juan Fdz. Isl., 3 spp. Brazil, 5 Madagascar
Species listed in database: 11
species :
Rumohra aconquijana Arana, Bulacio & Slanis; Rodriguésia 74(e00582023): 3 (2023)
Distribution: Argentina (Tucumán)
85 ARG
species :
Rumohra adiantiformis (G.Forst.) Ching; Sinensia 6: 70 (1934)
Name: Iron fern (EN), Pereq, calahuala, yerba del lagarto [Chile]
Distribution: Zimbabwe; South Africa (Limpopo, Mpulamanga, KwaZulu-Natal, E-Cape Prov., W-Cape Prov.); Madagascar; Mauritius; La Réunion; New Guinea (Papua New Guinea); Australia (E-Queensland, SE-New South Wales, S-Victoria, NW-Tasmania); New Zealand (North Isl., South Isl., Stewart Isl.); Chatham Isl.; USA (Florida); Bermuda; Isla del Coco; Cuba; Jamaica; Hispaniola (Haiti, Dominican Republic); Puerto Rico; Colombia; Venezuela (Bolívar, Venezuela Distrito Federal, Falcon, Miranda); Guyana; Galapagos; Peru; Bolivia (Cochabamba, La Paz, Santa Cruz, Tarija); Brazil (Bahia, Brasilia Distrito Federal, Espírito Santo, Minas Gerais, Paraná, Rio de Janeiro, Rio Grande do Sul, Santa Catarina, São Paulo); Uruguay; Argentina (Buenos Aires, Chubut, Corrientes, Misiones, Neuquen, Rio Negro, Santa Cruz, Tierra del Fuego); Chile (Coquimbo, Biobío, Araucanía, Los Rios, Los Lagos, Aisén, Magallanes); Falkland Isl.; Gough Isl.; Tristan da Cunha (incl. Inaccessible Isl.); Île Amsterdam; Île St. Paul
26 ZIM 27 SAF 29 MAU MDG REU 42 NWG 50 AUS 51 CTM NZL 78 USA 80 COC 81 BER CUB HIS JAM PUE 82 CLM GUY VEN 83 BOL GAL PER 84 BRA 85 ARG CLE URU 91 ASP FAL TDC
Synonyms: hidden
= Aspidium adiantiforme (G.Forst.) Cheeseman; Trans. & Proc. New Zealand Inst. 40: 465 (1908)
= Aspidium calyptratum (Thouars) Desv.; Mém. Soc. Linn. Paris 6(2): 251 (1827)
= Aspidium capense Willd.; Sp. Pl., ed. 4 [Willdenow] 5(1): 267 (1810), nom. illeg. (non Sw. 1801)
= Aspidium clypeolarium Desv.; Mém. Soc. Linn. Paris 6(2): 249 (1827)
= Aspidium coriaceum Sw.; J. Bot. [Schrader] 1800(2): 40 (1801)
= Aspidium cumingianum (C.Presl) J.W.Sturm; Abh. Naturhist. Ges. Nürnberg 2 [Enum. Pl. Vasc. Cr. Chil.]: 182 (1858)
= Aspidium cunninghamianum Colenso; Tasmanian J. Nat. Sci. 2(8): 166 (1845)
= Aspidium cunninghamii Colenso; Tasmanian J. Nat. Sci. 1: 376 (1841)
= Aspidium discolor Langsd. & Fisch.; Pl. Voy. Russes Monde, Icon. Fil: 16 (1810)
= Aspidium duriusculum (C.Presl) J.W.Sturm; Abh. Naturhist. Ges. Nürnberg 2 [Enum. Pl. Vasc. Cr. Chil.]: 182 (1858)
= Aspidium ferrugineum Sw.; Syn. Fil. (Kiliae) [O.Swartz] 56 (1806)
= Aspidium orientale Desv.; Mém. Soc. Linn. Paris 6(2): 250 (1827)
= Aspidium politum Desv.; Mém. Soc. Linn. Paris 6(2): 250 (1827)
= Aspidium remotum (Fée) Christ; Pl. Nov. Mineir. [Schwacke] 2: 29 (1900) (non A. Braun (1850))
= Dryopteris adiantiformis (G.Forst.) Kuntze; Revis. Gen. Pl. 3(2): 378 (1898)
= Dryopteris capensis (Willd.) Kuntze; Revis. Gen. Pl. 2: 812 (1891)
= Dryopteris discophora Rosenst.; Repert. Spec. Nov. Regni Veg. 12: 172 (1913)
= Dryopteris thomassetii (Wright) C.Chr.; Index Filic., Suppl. (1906-1912) 40 (1913)
= Hypopeltis coriacea (Sw.) Bory; Voy. Indes Or. [Bélanger] 2: 70 (1833)
= Lastrea adiantiformis (G.Forst.) Vareschi; Fl. Venez. 1: 435 (1969)
= Lastrea aspidioides (Raddi) C.Presl; Abh. Königl. Böhm. Ges. Wiss., Ser. 5, 6 [Epim. Bot.]: 41 (1851)
= Nephrodium duriusculum C.Presl; Reliq. Haenk. 1: 38 (1825)
= Polypodium adianthoides Burm.f.; Fl. Ind. [N.L.Burman] 234 (1768), nom. rej. prop.
= Polypodium adiantiforme G.Forst.; Fl. Ins. Austr. 82 (1786), nom. cons. prop.
= Polypodium argentatum Jacq.; Pl. Rar. Hort. Schoenbr. 4: 231, t. 447 (1804)
= Polypodium berteroanum Spreng.; Syst. Veg., ed. 16 [Sprengel] 4(1): 59 (1827)
= Polypodium calyptratum Thouars; Esquisse Fl. Tristan d´Acugna 33 (1808)
= Polypodium coriaceum Sw.; Prodr. [Swartz] 133 (1788)
= Polypodium politum Poir.; Encycl. [J.Lamarck et al.] 5: 553 (1804)
= Polypodium thomassetii C.H.Wright; Bull. Misc. Inform. Kew 1906: 252 (1906)
= Polystichum adiantiforme (G.Forst.) J.Sm.; Hist. Fil. 220 (1875)
= Polystichum coriaceum (Sw.) Schott; Gen. Fil. [Schott] ad t. 9 (1834)
= Polystichum coriaceum var. acuminatum Fée; Crypt. Vasc. Brésil 1: 124 (1869)
= Polystichum coriaceum var. callochlamys Fée; Crypt. Vasc. Brésil 1: 125 (1869)
= Polystichum coriaceum var. platychlamys Fée; Crypt. Vasc. Brésil 1: 124 (1869)
= Polystichum cumingianum C.Presl; Abh. Königl. Böhm. Ges. Wiss., Ser. 5, 6 [Epim. Bot.]: 54 (1851)
= Polystichum duriusculum (C.Presl) C.Presl; Tent. Pterid. 84 (1836)
= Polystichum macroporum J.Sm.; Hist. Fil. 220 (1875)
= Polystichum remotum Fée; Crypt. Vasc. Brésil 1: 125, t. 39, f. 1 (1869)
= Rumohra aspidioides Raddi; Opusc. Sci. 3: 290, t. 12, f. 1 (1819)
= Rumohra capuronii Tardieu; Notul. Syst. (Paris) 15: 174, f.4 (1956)
= Tectaria calahuala Cav.; Descr. Pl. [Cavanilles] 252 (1801)
= Tectaria coriacea (Sw.) Link; Hort. Berol. [Link] 2: 127 (1833)
= Tectaria ferruginea Cav.; Descr. Pl. [Cavanilles] 252 (1801)
variant :
var. laciniata C.A.Brussa & J.Prado; Amer. Fern J. 113(1): 3-10 (2023)
Distribution: Uruguay (Maldonado)
85 URU
species :
Rumohra berteroana (Colla) R.R.Rodriguez; Bol. Soc. Biol. Concepcion 45: 150 (1972)
Distribution: Juan Fdz. Isl. (Masatierra, Masafuera)
85 JNF
Conservation Status: IUCN V
Synonyms: hidden
= Aspidium berteroanum Colla; Mem. Reale Accad. Sci. Torino 39: 42 (1836)
= Aspidium coriaceum E.J.Lowe; Ferns 6: t. 36 (1857) non Sw.
= Aspidium flexum Kunze; Analecta Pteridogr. 44 (1837)
= Dryopteris flexa (Kunze) Kuntze; Revis. Gen. Pl. 2: 812 (1891)
= Polystichum berteroanum (Colla) C.Chr.; Index Filic. 66 (1905), 579 (1906)
= Polystichum flexum (Kunze) Gay; Fl. Chil. [Gay] 6: 517 (1853)
species :
Rumohra glandulosa Tardieu; Notul. Syst. (Paris) 15: 172, f. 2(7-10) (1956)
Distribution: Madagascar
29 MDG
species :
Rumohra glandulosissima Sundue & J.Prado; Syst. Bot. 38(4): 915 (2014)
Distribution: Brazil (São Paulo, Rio de Janeiro, Minas Gerais)
84 BRA
species :
Rumohra humbertii Tardieu; Notul. Syst. (Paris) 15: 170, f. 2(1-6) (1956)
Distribution: Madagascar
29 MDG
species :
Rumohra linearisquamata Rakotondr.; Adansonia, Sér. 3, 32(2): 222 (-224, fig. 3) (2010)
Distribution: Madagascar
29 MDG
species :
Rumohra lokohensis Tardieu; Mém. Inst. Sci. Madagascar, Sér. B, Biol. Vég. 6: 242, f. 6(4-7) (1955)
Distribution: Madagascar
29 MDG
species :
Rumohra madagascarica (Bonap.) Tardieu; Notul. Syst. (Paris) 16: 172, f. 3(6-9) (1956)
Distribution: Madagascar
29 MDG
Synonyms: hidden
= Polystichum adiantiforme var. madagascaricum Bonap.; Notes Ptéridol. 5: 58 (1917)
species :
Rumohra ponceana Arana, M.L.Luna & Giudice; Phytotaxa 521(1): 29 (2021)
Distribution: Argentina (Buenos Aires)
85 ARG
species :
Rumohra quadrangularis (Fée) Brade; Bradea 1: 231 (1972)
Distribution: Brazil (Rio de Janeiro, Rio Grande do Sul)
84 BRA
Synonyms: hidden
= Polystichum quadrangulare Fée; Crypt. Vasc. Brésil 2: 68, t. 99, f. 1 (1873)
= Rumohra turficola R.M.Senna; Iheringia, Bot. 60(2): 254 (2005 publ. 2006)
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A complete, synonymic checklist of the Higher Plants of the World

Version 26.02 (Feb. 1st, 2026)

Covering 358,774 accepted species,
8,847 hybrids, 48,003 accepted infraspecific taxa and 1,006,442 synonyms,
in total 1,422,066* 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