Green, P.S. (1993), Notes relating to the floras of Norfolk and Lord Howe Islands, IV. Kew Bulletin 48(2): 314, fig. 2 [tax. nov.]

• Type: Lord Howe Island, Blinky Beach, 13 Nov. 1963, P.S.Green 1625 (holotype K; isotype A).

Green, P.S. in Wilson, A.J.G. (ed.) (1994), Norfolk Island & Lord Howe Island. Flora of Australia 49: 235, Fig. 47 [secondary reference]

nomenclatural synonym: Euphorbia sp. C.Moore [n/a] misapplication: Euphorbia sparrmanii Boiss. legitimate by Bentham, G. (23 September 1873), Flora Australiensis 6: 46 misapplication: Euphorbia sparrmanii Boiss. legitimate by Oliver, W.R.B. (1917), The vegetation and flora of Lord Howe Island. Transactions and Proceedings of the New Zealand Institute 49: 142 misapplication: Euphorbia sparrmanii Boiss. legitimate by Jacobs, S.W.L. & Pickard, J. (1981), Plants of New South Wales: 116 misapplication: Euphorbia sparrmanii Boiss. legitimate by Rodd, A.N. & Pickard, J. (1983), Census of vascular flora of Lord Howe Island. Cunninghamia 1: 252

Forster, P.I. & Henderson, R.J.F. (1995), New combinations in Chamaesyce (Euphorbiaceae) from Queensland, Australia. Novon 5(4): 323 [basionym]

basionym of: Chamaesyce psammogeton (P.S.Green) P.I.Forst. & R.J.F.Hend. legitimate

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

nomenclatural synonym: Chamaesyce psammogeton (P.S.Green) P.I.Forst. & R.J.F.Hend. legitimate taxonomic synonym: Euphorbia sparrmanni Boiss. orth. var. taxonomic synonym: Euphorbia sp. C.Moore [n/a] pro parte misapplication: Euphorbia atoto G.Forst. legitimate by Bailey, F.M. (1902), The Queensland Flora 5: 1396 misapplication: Euphorbia sparrmanii Boiss. legitimate by Bentham, G. (23 September 1873), Flora Australiensis 6: 46 misapplication: Euphorbia sparrmanii Boiss. legitimate by Mueller, F.J.H. von (1875), Fragmenta Phytographiae Australiae 9(75): 77 misapplication: Euphorbia sparrmanii Boiss. legitimate by Jacobs, S.W.L. & Pickard, J. (1981), Plants of New South Wales: 116 misapplication: Euphorbia sparrmanii Boiss. legitimate by Stanley, T.D. in Stanley, T.D. & Ross, E.M. (1984), Euphorbiaceae. Flora of South-eastern Queensland 1: 413-414, Fig. 65B misapplication: Chamaesyce sparrmanii (Boiss.) Hurus. legitimate by James, T.A. & Harden, G.J. in Harden, G.J. (ed.) (1990), Euphorbiaceae. Flora of New South Wales 1: 429 misapplication: Euphorbia sparrmanii Boiss. legitimate by Carolin, R.C. & Tindale, M.D. (1994), Flora of the Sydney Region Edn. 4: 294

• APC Comment: Treated as Chamaesyce psammogeton in Qld and NSW.
• APC Dist.: Qld, NSW, LHI

Halford, D.A. & Harris, W.K. (21 December 2012), A taxonomic revision of Euphorbia section Anisophyllum Roeper (Euphorbiaceae) in Australia. Austrobaileya 8(4): 550-551, Fig. 27O, Map 45 [secondary reference]

• Type: "[New South Wales.] Lord Howe Island, Blinky Beach, 13 November 1963, P.S.Green 1625 (holo: K 186489)."

nomenclatural synonym: Chamaesyce psammogeton (P.S.Green) P.I.Forst. & R.J.F.Hend. legitimate taxonomic synonym: Euphorbia atoto var. imbricata Boiss. legitimate

Council of Heads of Australasian Herbaria (2016), Australian Plant Census: - APC [secondary reference]

nomenclatural synonym: Chamaesyce psammogeton (P.S.Green) P.I.Forst. & R.J.F.Hend. legitimate taxonomic synonym: Euphorbia atoto var. imbricata Boiss. legitimate taxonomic synonym: Euphorbia sp. C.Moore [n/a] pro parte misapplication: Euphorbia atoto G.Forst. legitimate by Bailey, F.M. (1902), The Queensland Flora 5: 1396 pro parte misapplication: Euphorbia atoto G.Forst. legitimate by Bailey, F.M. (1913), Comprehensive Catalogue of Queensland Plants: 470 misapplication: Euphorbia sparrmanii Boiss. legitimate by Bentham, G. (23 September 1873), Flora Australiensis 6: 46 misapplication: Euphorbia sparrmanii Boiss. legitimate by Mueller, F.J.H. von (1875), Fragmenta Phytographiae Australiae 9(75): 77 misapplication: Euphorbia sparrmanii Boiss. legitimate by Jacobs, S.W.L. & Pickard, J. (1981), Plants of New South Wales: 116 misapplication: Euphorbia sparrmanii Boiss. legitimate by Stanley, T.D. in Stanley, T.D. & Ross, E.M. (1984), Euphorbiaceae. Flora of South-eastern Queensland 1: 413-414, Fig. 65B misapplication: Chamaesyce sparrmanii (Boiss.) Hurus. legitimate by James, T.A. & Harden, G.J. in Harden, G.J. (ed.) (1990), Euphorbiaceae. Flora of New South Wales 1: 429 misapplication: Euphorbia sparrmanii Boiss. legitimate by Carolin, R.C. & Tindale, M.D. (1994), Flora of the Sydney Region Edn. 4: 294

• APC Dist.: Qld, NSW, LHI

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