Domin, K. (1927), Beitrage zur Flora und Pflanzengeographie Australiens. Bibliotheca Botanica 22(89): 867, t. 32, Figs 1-9 [tax. nov.]

• Type: "Queensland: Sandsteinhügel der Dividing Range bei Jericho (DOMIN III. 1910)."

Airy Shaw, H.K. in Jessop, J.P. (ed.) (1981), Synostemon, Petalostigma. Flora of Central Australia: 193 [taxonomic synonym]

taxonomic synonym of: Synostemon rigens F.Muell. legitimate

Hunter, J.T. & Bruhl, J.J. (8 July 1997), Two new species of Phyllanthus and notes on Phyllanthus and Sauropus (Euphorbiaceae: Phyllantheae) in New South Wales. Telopea 7(2): 162 [taxonomic synonym]

taxonomic synonym of: Sauropus rigens (F.Muell.) Airy Shaw legitimate

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

taxonomic synonym of: Sauropus rigens (F.Muell.) Airy Shaw legitimate

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