Schultes, J.A. in Roemer, J.J. & Schultes, J.A. (1819), Systema Vegetabilium 5: 394 [comb. nov.]

basionym: Viola suffruticosa L. legitimate

Candolle, A.P. de in Candolle, A.P. de (ed.) (1824), Violarieae. Prodromus Systematis Naturalis Regni Vegetabilis 1: 311 [secondary reference]

nomenclatural synonym: Viola suffruticosa L. legitimate

Hooker, J.D. (29 December 1859), Introductory Essay. The botany of the Antarctic voyage of H.M. Discovery ships Erebus and Terror. III. Flora Tasmaniae 2(11): xlii [secondary reference]

Bentham, G. (30 May 1863), Flora Australiensis 1: 101-102 [secondary reference]

taxonomic synonym: Pigea banksiana Ging. ex DC. legitimate

Dixon, W.A. (1906), The Plants of New South Wales: 38 [secondary reference]

alternative name: Hybanthus enneaspermus (L.) F.Muell. legitimate

Bailey, F.M. (1913), Comprehensive Catalogue of Queensland Plants: 42, Fig. 21 [secondary reference]

common name: Spade-flower [n/a]

Black, J.M. (December 1926), Meliaceae - Scrophulariaceae. Flora of South Australia 3: 394 [taxonomic synonym]

taxonomic synonym of: Hybanthus enneaspermus (L.) F.Muell. legitimate

Domin, K. (1928), Beitrage zur Flora und Pflanzengeographie Australiens. Bibliotheca Botanica 22(89): 982 [taxonomic synonym]

taxonomic synonym of: Hybanthus enneaspermus (L.) F.Muell. legitimate

Black, J.M. (1952), Flora of South Australia Edn. 2, 3: 590 [taxonomic synonym]

taxonomic synonym of: Hybanthus enneaspermus (L.) F.Muell. legitimate

Specht, R.L. in Specht, R.L. & Mountford, C.P. (ed.) (August 1958), The Gymnospermae and Angiospermae collected on the Arnhem Land Expedition. Records of the American-Australian Scientific Expedition to Arnhem Land No. 3 Botany and Plant Ecology: 261 [taxonomic synonym]

taxonomic synonym of: Hybanthus enneaspermus var. banksianus (Ging. ex DC.) Domin legitimate

Adams, L.G. & George, A.S. in George, A.S. (ed.) (1982), Violaceae. Flora of Australia 8: 102 [taxonomic synonym]

taxonomic synonym of: Hybanthus enneaspermus (L.) F.Muell. legitimate

Stanley, T.D. in Stanley, T.D. & Ross, E.M. (1986), Violaceae. Flora of South-eastern Queensland 2: 100 [taxonomic synonym]

taxonomic synonym of: Hybanthus enneaspermus (L.) F.Muell. legitimate

Council of Heads of Australasian Herbaria (2005), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Hybanthus enneaspermus (L.) F.Muell. legitimate

Council of Heads of Australasian Herbaria (2010), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Hybanthus enneaspermus (L.) F.Muell. legitimate

Flicker, B.J. & Ballard, H.E. (2015), Afrohybanthus (Violaceae), a new genus for a distinctive and widely distributed Old World hybanthoid lineage. Phytotaxa 230(1): 48 [taxonomic synonym]

taxonomic synonym of: Afrohybanthus enneaspermus (L.) Flicker legitimate

Forster, P.I. (24 March 2021), Reinstatement of Pigea Ging., an earlier generic name for the spade flowers previously included in Afrohybanthus Flicker (Violaceae). Austrobaileya 11: 30 [taxonomic synonym]

taxonomic synonym of: Pigea enneasperma (L.) P.I.Forst. legitimate

Council of Heads of Australasian Herbaria (7 July 2021), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Afrohybanthus enneaspermus (L.) Flicker legitimate

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