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: 70 [tax. nov.]

• Type: "In Nova Hollandia ad Victoria River (Ferd. Müller! in hb. DC.)."

Mueller, F.J.H. von (1881), Plants of North-Western Australia. Western Australia - Votes and Proceedings of the Legislative Council: 6 [secondary reference]

Mueller, F.J.H. von (1882), Systematic Census of Australian Plants: 19, 141 [secondary reference]

Mueller, F.J.H. von (December 1889), Second Systematic Census of Australian Plants: 34 [secondary reference]

Kuntze, C.E.O. (5 November 1891), Revisio Generum Plantarum 2: 600 [basionym]

basionym of: Diasperus rhytidospermus (Müll.Arg.) Kuntze legitimate

Black, J.M. (1924), Casuarinaceae - Euphorbiaceae. Flora of South Australia 2: 351 [secondary reference]

Domin, K. (1927), Beitrage zur Flora und Pflanzengeographie Australiens. Bibliotheca Botanica 22(89): 873 [secondary reference]

nomenclatural synonym: Diasperus rhytidospermus (Müll.Arg.) Kuntze legitimate

Black, J.M. (January 1948), Casuarinaceae-Euphorbiaceae. Flora of South Australia Edn. 2, 2: 510 [secondary reference]

Eichler, Hj. (1965), Supplement to J.M.Black's Flora of South Australia (Second Edition, 1943-1957): 210 [basionym]

basionym of: Glochidion rhytidospermum (Müll.Arg.) H.Eichler legitimate

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. in Jessop, J.P. (ed.) (1981), Synostemon, Petalostigma. Flora of Central Australia: 192 [nomenclatural synonym]

nomenclatural synonym of: Synostemon trachyspermus Airy Shaw nom. inval.

Cunningham, G.M., Mulham, W.E., Milthorpe, P.L. & Leigh, J.H. (1981), Plants of Western New South Wales: 462 [secondary reference]

common name: Slender Spurge [n/a]

Jacobs, S.W.L. & Pickard, J. (1981), Plants of New South Wales: 117 [secondary reference]

James, T.A. & Harden, G.J. in Harden, G.J. (ed.) (1990), Euphorbiaceae. Flora of New South Wales 1: 400 [taxonomic synonym]

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

Hunter, J.T. & Bruhl, J.J. (10 March 1997), New Sauropus (Euphorbiaceae: Phyllantheae) taxa for the Northern Territory and Western Australia and notes on other Sauropus occurring in these regions. Nuytsia 11(2): 180 [taxonomic synonym]

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

James, T.A. & Harden, G.J. in Harden, G.J. (ed.) (2000), Euphorbiaceae. Flora of New South Wales Revised Edition 1: 400 [taxonomic synonym]

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

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

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

Barrett, R.L. & Telford, I.R.H. (3 November 2015), Two new species of Phyllanthus from northern Australia and notes on Phyllanthus, Sauropus and Synostemon (Phyllanthaceae) in Western Australia. Nuytsia 26: 158-159 [secondary reference]

nomenclatural synonym: Glochidion rhytidospermum (Müll.Arg.) H.Eichler legitimate taxonomic synonym: Sauropus sp. Central Ranges (D.J.Edinger et al. 2420) WA Herbarium [n/a] misapplication: Sauropus trachyspermus (F.Muell.) Airy Shaw legitimate by Wheeler, J.R. in Wheeler, J.R. (ed.) (1992), Euphorbiaceae. Flora of the Kimberley Region: 628, Fig. 192E

Parker, C.M. & Percy-Bower, J.M. (31 March 2016), Updates to Western Australia’s vascular plant census for 2015. Nuytsia 27: 15 [secondary reference]

taxonomic synonym: Sauropus sp. Central Ranges (D.J.Edinger et al. 2420) WA Herbarium [n/a] misapplication: Sauropus trachyspermus (F.Muell.) Airy Shaw legitimate by Wheeler, J.R. in Wheeler, J.R. (ed.) (1992), Euphorbiaceae. Flora of the Kimberley Region: 628, Fig. 192E

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): 229 [secondary reference]

• Lectotype: "Northern Territory: Depot Creek, Upper Victoria River, F.Mueller s.n. (lectotype (here designated): G-DC G00325158; isolectotype: MEL 1594270)."

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): 229 [basionym]

basionym of: Synostemon rhytidospermus (F.Muell. ex Müll.Arg.) I.Telford & Pruesapan legitimate

Parker, C.M. & Percy-Bower, J.M. (22 March 2018), Updates to Western Australia’s vascular plant census for 2017. Nuytsia 29: 10 [nomenclatural synonym]

nomenclatural synonym of: Synostemon rhytidospermus (F.Muell. ex Müll.Arg.) I.Telford & Pruesapan legitimate

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

nomenclatural synonym of: Synostemon rhytidospermus (F.Muell. ex Müll.Arg.) I.Telford & Pruesapan legitimate

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