Linnaeus, C. (1 May 1753), Species Plantarum 2: 1063 [tax. nov.]

• Type: "Habitat in Lusitania."

Hooker, J.D. (27 April 1854), The botany of the Antarctic voyage of H.M. discovery ships Erebus and Terror. II. Flora Novae-Zelandiae 2(5): 50 [basionym]

basionym of: Ophioglossum vulgatum var. lusitanicum (L.) Hook.f. legitimate

Bailey, F.M. (1874), Handbook to the Ferns of Queensland: 68 [secondary reference]

Rodway, L. (1903), The Tasmanian Flora: 281 [secondary reference]

taxonomic synonym: Ophioglossum gramineum Willd. legitimate pro parte taxonomic synonym: Ophioglossum vulgatum L. legitimate

Diels, F.L.E. & Pritzel, E.G. (15 April 1904), Fragmenta Phytographiae Australiae occidentalis. Beitrage zur Kenntnis der Pflanzen Westaustraliens, ihrer Verbreitung und ihrer Lebensverhaltnisse. Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie 35(1): 60 [secondary reference]

Domin, K. (January 1915), Beitrage zur Flora und Pflanzengeographie Australiens. Bibliotheca Botanica 20(85): 222 [nomenclatural synonym]

nomenclatural synonym of: Ophioglossum vulgatum var. lusitanicum (L.) Hook.f. legitimate

Chinnock, R.J. & Henshall, T.S. in Jessop, J.P. (ed.) (1981), Pteridophyta. Flora of Central Australia: 7, Fig. 11B [secondary reference]

taxonomic synonym: Ophioglossum coriaceum A.Cunn. legitimate taxonomic synonym: Ophioglossum lusitanicum subsp. coriaceum (A.Cunn.) R.T.Clausen legitimate

Green, J.W. (1981), Census of the Vascular Plants of Western Australia: 3 [secondary reference]

Green, J.W. (1985), Census of the Vascular Plants of Western Australia Edn. 2: 25 [secondary reference]

Bennett, E.M. in Marchant, N.G., Wheeler, J.R., Rye, B.L., Bennett, E.M., Lander, N.S. & Macfarlane, T.D. (1987), Ophioglossaceae. Flora of the Perth Region 1: 46 [secondary reference]

taxonomic synonym: Ophioglossum coriaceum A.Cunn. legitimate taxonomic synonym: Ophioglossum lusitanicum subsp. coriaceum (A.Cunn.) R.T.Clausen legitimate common name: Austral Adders Tongue [n/a]

Dunlop, C.R. (1987), Checklist of the Vascular Plants of the Northern Territory. Technical Report: Conservation Commission of the Northern Territory 26: 2 [secondary reference]

Entwisle, T.J. in Walsh, N.G. & Entwisle, T.J. (ed.) (1994), Ferns and Allied Plants. Flora of Victoria Edn. 1, 2: 31, Fig. 5a [secondary reference]

taxonomic synonym: Ophioglossum coriaceum A.Cunn. legitimate common name: Austral Adder's-tongue [n/a]

Chinnock, R.J. in McCarthy, P.M. (ed.) (1998), Ophioglossaceae. Flora of Australia 48: 108, Figs 12, 47A-B, Map 67 [secondary reference]

nomenclatural synonym: Ophioglossum vulgatum var. lusitanicum (L.) Hook.f. legitimate taxonomic synonym: Ophioglossum coriaceum A.Cunn. legitimate taxonomic synonym: Ophioglossum luersseni Prantl legitimate taxonomic synonym: Ophioglossum vulgatum var. minutum F.M.Bailey legitimate taxonomic synonym: Ophioglossum vulgatum var. luerssenii (Prantl) Domin legitimate taxonomic synonym: Ophioglossum lusitanicum var. coriaceum Chinnock nom. inval., pro syn. misapplication: Ophioglossum nudicaule L.f. legitimate by Andrews, S.B. (1990), Ferns of Queensland: 261 common name: Adder's Tongue [n/a]

Harden, G.J. & Murray, L.J. in Harden, G.J. & Murray, L.J. (ed.) (2000), Flora of New South Wales Supplement 1: 4 [secondary reference]

Paczkowska, G. & Chapman, A.R. (2000), The Western Australian Flora, a descriptive catalogue: 25 [secondary reference]

common name: Adder's Tongue [n/a]

Wheeler, J.R., Marchant, N.G. & Lewington, M. (2002), Flora of the South West 1: 230 [secondary reference]

common name: Adder's Tongue [n/a]

Short, P., Dixon, D. & Osterkamp Madsen, M. (2003), A review of the ferns and fern allies of the Northern Territory. The Beagle, Records of the Museums and Art Galleries of the Northern Territory 19(3): 18-19 [secondary reference]

pro parte misapplication: Ophioglossum nudicaule L.f. legitimate by Dunlop, C.R. (1987), Checklist of the Vascular Plants of the Northern Territory. Technical Report: Conservation Commission of the Northern Territory 26: 2 common name: Adder's tongue [n/a]

Council of Heads of Australasian Herbaria (2006), Australian Plant Census: - APC [secondary reference]

orthographic variant: Ophioglossum vulgatum var. luersseni Domin orth. var. nomenclatural synonym: Ophioglossum vulgatum var. lusitanicum (L.) Hook.f. legitimate taxonomic synonym: Ophioglossum coriaceum A.Cunn. legitimate taxonomic synonym: Ophioglossum luersseni Prantl legitimate taxonomic synonym: Ophioglossum vulgatum var. luerssenii (Prantl) Domin legitimate taxonomic synonym: Ophioglossum lusitanicum subsp. coriaceum (A.Cunn.) R.T.Clausen legitimate taxonomic synonym: Ophioglossum lusitanicum var. coriaceum Chinnock nom. inval., pro syn. pro parte misapplication: Ophioglossum nudicaule L.f. legitimate by Dunlop, C.R. (1987), Checklist of the Vascular Plants of the Northern Territory. Technical Report: Conservation Commission of the Northern Territory 26: 2 misapplication: Ophioglossum vulgatum L. legitimate by Watts, W.W. (1912), Proceedings of the Linnean Society of New South Wales 37: 396 misapplication: Ophioglossum nudicaule L.f. legitimate by Andrews, S.B. (1990), Ferns of Queensland: 261

• APC Comment: Ophioglossum coriaceum was recognised as distinct from O. lusitanicum by P.S.Green (1994) in his treatment of the LHI and NI floras. Treated as O. lusitanicum subsp. coriaceum in Tas.
• APC Dist.: WA, NT, SA, Qld, NSW, LHI, NI, ACT, Vic, Tas

Meza Torres, E.I., Macluf, C.C., Morbelli, M.A. & Ferrucci, M.S. (21 April 2015), The circumscription of problematic species of Ophioglossum (Ophioglossaceae) from southern South America: a palynological approach. Phytotaxa 205(3): 150 [secondary reference]

• Lectotype: "(designated here by Meza Torres): Barrelier (1714: t. 252, f. 2.)."

Field, A.R. (2 January 2020), Classification and typification of Australian lycophytes and ferns based on Pteridophyte Phylogeny Group classification PPG I. Australian Systematic Botany 33(1): 15 [secondary reference]

• Type: "s. loc., s. dat., leg. ign. s.n. (lecto: J. Barrelier, Plantae per Galliam, Hispaniam et Italiam observatae t. 252, f. 2 (1714),"

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