Becker, W. (1917), Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie 54: 166 [autonym]

Moore, D.M. (1963), Feddes Repertorium Specierum Novarum Regni Vegetabilis 68: 81 [secondary reference]

Moore, D.M. (1963), Nova Guinea. Botany 11: 181 [secondary reference]

Jacobs, M. & Moore, D.M. (1971), Violaceae. Flora Malesiana Series I 7(1): 203 [secondary reference]

taxonomic synonym: Viola betonicifolia subsp. australiensis W.Becker nom. inval.

Costin, A.B., Gray, M., Totterdell, C.J. & Wimbush, D.J. (1979), Kosciusko Alpine Flora Edn. 1: 190, Fig. 205 [secondary reference]

common name: Showy violet [n/a]

Adams, L.G. & George, A.S. in George, A.S. (ed.) (1982), Violaceae. Flora of Australia 8: 95, Fig 25, Map 95 [secondary reference]

taxonomic synonym: Viola betonicifolia var. longiscapa DC. legitimate taxonomic synonym: Viola phyteumifolia G.Don legitimate taxonomic synonym: Viola longiscapa (DC.) G.Don legitimate taxonomic synonym: Viola betonicifolia subsp. australiensis W.Becker nom. inval.

Entwisle, T.J. in Walsh, N.G. & Entwisle, T.J. (ed.) (1996), Violaceae. Flora of Victoria 3: 363-364, Fig. 74d [secondary reference]

common name: Showy Violet [n/a]

Jessup, L.W. (22 April 2002), Flora of South-eastern Queensland Volume 2 Changes to names or status of taxa: - [secondary reference]

Council of Heads of Australasian Herbaria (2005), Australian Plant Census: - APC [secondary reference]

nomenclatural synonym: Viola betonicifolia Sm. var. betonicifolia legitimate nomenclatural synonym: Viola betonicifolia Sm. f. betonicifolia legitimate taxonomic synonym: Viola betonicifolia var. longiscapa DC. legitimate taxonomic synonym: Viola phyteumaefolia G.Don orth. var. taxonomic synonym: Viola phyteumifolia G.Don legitimate taxonomic synonym: Viola longiscapa (DC.) G.Don legitimate taxonomic synonym: Viola betonicifolia subsp. australiensis W.Becker nom. inval.

• APC Dist.: SA, Qld, NSW, ACT, Vic

de Salas, M.F. & Baker, M.L. (2016), Tasmanian vascular plant census. A Census of the Vascular Plants of Tasmania, including Macquarie Island: 81 [secondary reference]

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