Ker Gawler, J.B. in Koenig, K.D.E. & Sims, J. (ed.) (1805), Ensatarum Ordo. Annals of Botany 1(2): 225 [comb. nov.]

basionym: Gladiolus bicolor Thunb. legitimate

Brummitt, R.K. (1992), Vascular Plant Families and Genera: 418 [secondary reference]

nomenclatural synonym: Synnotia bicolor (Thunb.) Sweet legitimate

Goldblatt, P. & Manning, J.C. (2013), Systematics and biology of the Cape genus Sparaxis (Iridaceae). Strelitzia 32: 55 [taxonomic synonym]

taxonomic synonym of: Sparaxis villosa (Burm.f.) Goldblatt legitimate

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