Pax, F.A. & Hoffmann, K. in Engler, H.G.A. (1922), Das Pflanzenreich 81: 283 [tax. nov.]

• Type: "Austromalayische Provinz: Nord-Australien, Nordküste (Schomburgk!) Port Darwin (Schultz n. 447!, 449!)"

Chippendale, G.M. (17 April 1972), Check List of Northern Territory Plants. Proceedings of the Linnean Society of New South Wales 96(4): 245 [secondary reference]

Airy Shaw, H.K. (1976), New or noteworthy Euphorbiaceae. Kew Bulletin 31(2): 370 [taxonomic synonym]

taxonomic synonym of: Petalostigma quadriloculare F.Muell. 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): 644 [taxonomic synonym]

taxonomic synonym of: Petalostigma quadriloculare F.Muell. legitimate

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

taxonomic synonym of: Petalostigma quadriloculare F.Muell. legitimate

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