Linnaeus, C. (1 May 1753), Species Plantarum 2: 1062 [tax. nov.]

• Type: (not designated).

Linnaeus, C. (1754), Genera Plantarum Edn. 5: 484 [secondary reference]

Brown, R. (27 March 1810), Prodromus florae Novae Hollandiae et insulae Van-Diemen, exhibens characteres plantarum quas annis 1802-1805: 163 [secondary reference]

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

• Etymology: "From ophis, a serpent, and glossa, a tongue; resemblance of the fructification."

Smith, J. (1875), Historia Filicum: - [secondary reference]

• Type: Ophioglossum vulgatum L.

Mueller, F.J.H. von (1882), Systematic Census of Australian Plants: 136 [secondary reference]

taxonomic synonym: Ophioderma (Blume) Endl. legitimate

Dixon, W.A. (1906), The Plants of New South Wales: 281 [secondary reference]

Bailey, F.M. (1913), Comprehensive Catalogue of Queensland Plants: 635 [secondary reference]

Black, J.M. (1922), Cyatheaceae - Orchidaceae. Flora of South Australia 1: 42 [secondary reference]

• Etymology: "Greek ophis, a snake; glossa, tongue: alluding to the shape of the fruiting spike."

Black, J.M. (1943), Flora of South Australia Edn. 2, 1: 40 [secondary reference]

• Etymology: "Greek ophis, a snake; glossa, tongue; alluding to the shpae of the fruiting spike"

Beadle, N.C.W., Evans, O.D. & Carolin, R.C. (1962), Handbook of the Vascular Plants of the Sydney District and Blue Mountains: 44 [secondary reference]

Wiefferung, J.H. (1964), A Preliminary Revision of the Indo-Pacific species of Ophioglossum (Ophioglossaceae). Blumea 12(2): 321-337 [secondary reference]

Eichler, Hj. (1965), Supplement to J.M.Black's Flora of South Australia (Second Edition, 1943-1957): 31 [secondary reference]

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

Wagner, W.H. in Kubitzki, K. (ed.) (1990), Ophioglossaceae. The Families and Genera of Vascular Plants 1: 196-197, Fig. 102D-G [secondary reference]

Wilson, Peter G. in Harden, G.J. (ed.) (1990), Ophioglossaceae. Flora of New South Wales 1: 18 [secondary reference]

Brummitt, R.K. (1992), Vascular Plant Families and Genera: 303 [secondary reference]

taxonomic synonym: Ophioderma (Blume) Endl. legitimate

Wheeler, J.R. in Wheeler, J.R. (ed.) (1992), Ophioglossaceae. Flora of the Kimberley Region: 28 [secondary reference]

Du Puy, D.J. (1993), Ophioglossaceae. Flora of Australia 50: 536 [secondary reference]

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

Entwisle, T.J. in Walsh, N.G. & Entwisle, T.J. (ed.) (1994), Ferns and Allied Plants. Flora of Victoria Edn. 1, 2: 30-31 [secondary reference]

Green, P.S. in Wilson, A.J.G. (ed.) (1994), Norfolk Island & Lord Howe Island. Flora of Australia 49: 552 [secondary reference]

Chinnock, R.J. in McCarthy, P.M. (ed.) (1998), Ophioglossaceae. Flora of Australia 48: 100 [secondary reference]

Wilson, Peter G. in Harden, G.J. (ed.) (2000), Ophioglossaceae. Flora of New South Wales Revised Edition 1: 18 [secondary reference]

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

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): 16 [secondary reference]

Council of Heads of Australasian Herbaria (2008), Australian Plant Census: - [secondary reference]

nomenclatural synonym: Ophioglossum L. subg. Ophioglossum legitimate taxonomic synonym: Ophioderma (Blume) Endl. legitimate taxonomic synonym: Ophioglossum subg. Ophioderma (Blume) R.T.Clausen legitimate

• APC Dist.: WA, ChI, NT, SA, Qld, NSW, LHI, NI, ACT, Vic, Tas

Mabberley, D.J. (1 May 2008), Mabberley's Plant-Book Edn. 3: 603 [secondary reference]

Christenhusz, M.J.M., Zhang, X.C. & Schneider, H. (2011), A linear sequence of extant families and genera of lycophytes and ferns. Phytotaxa 19: 10 [secondary reference]

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): 14 [secondary reference]

Council of Heads of Australasian Herbaria (29 September 2022), Australian Plant Census: - APC [secondary reference]

nomenclatural synonym: Ophioglossum L. subg. Ophioglossum legitimate

• APC Dist.: WA, ChI, NT, SA, Qld, NSW, LHI, NI, ACT, Vic, Tas

---