Thwaites, G.H.K. (1861), Enumeratio Plantarum Zeylaniae 4: 278 [tax. nov.]

• Type: Dimorphocalyx glabellus Thwaites

Müller Argoviensis, J. (1865), Euphorbiaceae: Vorläufige mittheilungen aus dem für DeCandolle's Prodromus bestimmten Manuscript über diese Familie. Linnaea: ein Journal für die Botanik in ihrem ganzen Umfange, oder Beiträge zur Pflanzenkunde 34: 212 [basionym]

basionym of: Trigonostemon sect. Dimorphocalyx (Thwaites) Müll.Arg. legitimate

Airy Shaw, H.K. (November 1980), A partial synopsis of the Euphorbiaceae - Platylobeae of Australia (excluding Phyllanthus, Euphorbia and Calycopeplus). Kew Bulletin 35(3): 624-625 [secondary reference]

Wheeler, J.R. in Wheeler, J.R. (ed.) (1992), Euphorbiaceae. Flora of the Kimberley Region: 598-599 [secondary reference]

Cooper, W.E. & Cooper, W.T. (2004), Fruits of the Australian Tropical Rainforest: 181 [secondary reference]

Mabberley, D.J. (1 May 2008), Mabberley's Plant-Book Edn. 3: 274 [secondary reference]

Council of Heads of Australasian Herbaria (2009), Australian Plant Census: - [secondary reference]

nomenclatural synonym: Trigonostemon sect. Dimorphocalyx (Thwaites) Müll.Arg. legitimate

• APC Dist.: WA, Qld

Yu, R.-Y., Slik, F.J.W. & Welzen, P.C. van (October 2019), Molecular phylogeny of Trigonostemon and its relatives (Euphorbiaceae). Taxon 68(5): 932 [taxonomic synonym]

taxonomic synonym of: Tritaxis Baill. legitimate

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