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

nomenclatural synonym: Phyllanthus trachyspermus F.Muell. legitimate nomenclatural synonym: Phyllanthus rhytidospermus Müll.Arg. legitimate

• Comment: nom. inval. under ICN Art. 41.5 (Shenzhen Code, 2018), as a full and direct reference to the place of valid publication of the intended basionym is not given. Airy Shaw cites "Phyllanthus trachyspermus F. Muell." in synonymy but does not provide the details of the work in which that name was published.

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

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

Telford, I.R.H., Pruesapan, K., Welzen, P.C. van & Bruhl, J.J. (29 November 2016), Morphological and molecular data show Synostemon trachyspermus (Phyllanthaceae, Phyllantheae) to be a heterogeneous species assemblage. Australian Systematic Botany 29(3): 231 [taxonomic synonym]

taxonomic synonym of: Synostemon trachyspermus (F.Muell.) I.Telford & Pruesapan legitimate

Council of Heads of Australasian Herbaria (31 July 2018), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Synostemon trachyspermus (F.Muell.) I.Telford & Pruesapan legitimate

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