Wight, R. & Arnott, G.A.W. in Wight, R. & Arnott, G.A.W. (ed.) (1834), Prodromus Florae Peninsulae Indiae Orientalis 1: 236 [tax. nov.]

• Type: (not designated).

Bentham, G. (5 October 1864), Flora Australiensis 2: 265 [taxonomic synonym]

taxonomic synonym of: Rhynchosia Lour. nom. cons.

Pedley, L. (7 May 1981), Notes on Leguminosae, II. Austrobaileya 1(4): 378 [secondary reference]

• Lectotype: Nomismia nummularia Wight & Arn.

Brummitt, R.K. (1992), Vascular Plant Families and Genera: 295 [taxonomic synonym]

taxonomic synonym of: Rhynchosia Lour. nom. cons.

Wheeler, J.R. in Wheeler, J.R. (ed.) (1992), Papilionaceae (Fabaceae). Flora of the Kimberley Region: 421 [secondary reference]

Mabberley, D.J. (1 May 2008), Mabberley's Plant-Book Edn. 3: 587 [taxonomic synonym]

taxonomic synonym of: Rhynchosia Lour. nom. cons.

Council of Heads of Australasian Herbaria (2011), Australian Plant Census: - APC [secondary reference]

• APC Dist.: WA, NT

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