Don, G. (October 1832), A General History of Dichlamydeous Plants 2: 468 [tax. nov.]

• Type: "Native of New Holland, at Regent's Lake."

Lindley, J. (1835), Note upon a handsome and hardy plant, called Clianthus puniceus. Transactions of the Horticultural Society of London ser. 2, 1: 522 [replaced synonym]

replaced synonym of: Clianthus oxleyi A.Cunn. nom. illeg., nom. superfl.

Brown, R. in Sturt, C. (1849), Botanical Appendix. Narrative of an Expedition into Central Australia 2: 71 [taxonomic synonym]

taxonomic synonym of: Clianthus dampieri A.Cunn. nom. illeg., nom. superfl.

Walpers, W.G. (January 1852), Annales Botanices Systematicae 2(2): 368 [taxonomic synonym]

taxonomic synonym of: Clianthus dampieri A.Cunn. nom. illeg., nom. superfl.

Bentham, G. (5 October 1864), Flora Australiensis 2: 214 [taxonomic synonym]

taxonomic synonym of: Clianthus dampieri A.Cunn. nom. illeg., nom. superfl.

Ascherson, P.F.A. & Graebner, K.O.R.P.P. in Ascherson, P.F.A. & Graebner, K.O.R.P.P. (ed.) (30 March 1909), Synopsis der Mitteleuropaischen Flora 6(2), 7: 725 [basionym]

basionym of: Clianthus speciosus (G.Don) Asch. & Graebn. nom. illeg.

Black, J.M. (1924), Casuarinaceae - Euphorbiaceae. Flora of South Australia 2: 317 [nomenclatural synonym]

nomenclatural synonym of: Clianthus speciosus (G.Don) Asch. & Graebn. nom. illeg.

Domin, K. (1926), Beitrage zur Flora und Pflanzengeographie Australiens. Bibliotheca Botanica 22(89): 760 [nomenclatural synonym]

nomenclatural synonym of: Clianthus speciosus (G.Don) Asch. & Graebn. nom. illeg.

Black, J.M. (January 1948), Casuarinaceae-Euphorbiaceae. Flora of South Australia Edn. 2, 2: 466 [nomenclatural synonym]

nomenclatural synonym of: Clianthus speciosus (G.Don) Asch. & Graebn. nom. illeg.

Ford, N. & Vickery, J.W. (22 May 1950), The correct name of Sturt's Desert Pea, Clianthus formosus (G.Don) comb. nov. Contributions from the New South Wales National Herbarium 1(5): 303 [taxonomic synonym]

taxonomic synonym of: Clianthus formosus (G.Don) Ford & Vickery legitimate

Thompson, J. (30 September 1993), A revision of the genus Swainsona (Fabaceae). Telopea 5(3): 469 [taxonomic synonym]

taxonomic synonym of: Swainsona formosa (G.Don) Joy Thomps. legitimate

Council of Heads of Australasian Herbaria (2011), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Swainsona formosa (G.Don) Joy Thomps. legitimate

Orchard, A.E. (2017), Kennedia speciosa A.Cunn., uncertain no more. Australian Systematic Botany Society Newsletter 170: 13 [secondary reference]

• Type: "A. Cunningham 275, 26 July 1817, Regent’s Lake. Holotype: 275, Lachlan River, New South Wales,Allan Cunningham, 1817 (BM); isotypes: Kennedia speciosa S.Lat. 33.13.20, E.Long. 146.40.20, abundant on the bleak open flats skirting the Prince Regent’s Lake, L.R. (K 216798, ex herb. Hooker); Clianthus oxleyii A.C.mss 275, July 1817, (Donia speciosa, Don), (Kennedia speciosa A.C., olim), Interior of N.S.Wales. Shores of Regent’s Lake. Lat. 35º 13’ S. Long. 146º 40’. A.Cunningham in Hort. Soc. Trans. 1834 (K 216799)."

Orchard, A.E. (2017), Kennedia speciosa A.Cunn., uncertain no more. Australian Systematic Botany Society Newsletter 170: 13 [taxonomic synonym]

taxonomic synonym of: Swainsona formosa (G.Don) Joy Thomps. legitimate

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

taxonomic synonym of: Swainsona formosa (G.Don) Joy Thomps. legitimate

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