Black, J.M. (22 December 1923), Additions to the Flora of South Australia. No. 21. Transactions and proceedings of the Royal Society of South Australia 47: 369 [tax. nov.]

• Type: "Far North and westward to Musgrave Range."

Black, J.M. (1924), Casuarinaceae - Euphorbiaceae. Flora of South Australia 2: 222 [secondary reference]

Black, J.M. (January 1948), Casuarinaceae-Euphorbiaceae. Flora of South Australia Edn. 2, 2: 342 [secondary reference]

Eichler, Hj. (1965), Supplement to J.M.Black's Flora of South Australia (Second Edition, 1943-1957): 136 [basionym]

basionym of: Trianthema triquetrum var. clavatum (J.M.Black) H.Eichler legitimate

Prescott, A. & Venning, J. in George, A.S. (ed.) (1984), Aizoaceae. Flora of Australia 4: 58, 319 [secondary reference]

• Lectotype: "between Hergott and Innamincka, S.A., June 1916, R. Cockburn; lecto (here chosen): AD."

Prescott, A. & Venning, J. in George, A.S. (ed.) (1984), Aizoaceae. Flora of Australia 4: 58 [nomenclatural synonym]

nomenclatural synonym of: Trianthema triquetrum var. clavatum (J.M.Black) H.Eichler legitimate

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

taxonomic synonym of: Trianthema triquetrum Willd. legitimate

Hartmann, H.E.K., Meve, U. & Liede-Schumann, S. (2011), Towards a revision of Trianthema, the Cinderella of Aizoaceae. Plant Ecology and Evolution 144(2): 195 [basionym]

basionym of: Trianthema clavatum (J.M.Black) H.E.K.Hartmann & Liede legitimate

Council of Heads of Australasian Herbaria (2014), Australian Plant Census: - [secondary reference]

orthographic variant: Trianthema crystallina var. clavata J.M.Black orth. var.

Council of Heads of Australasian Herbaria (2014), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Trianthema triquetrum Willd. legitimate

Council of Heads of Australasian Herbaria (29 September 2022), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Trianthema triquetrum Willd. legitimate

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