Dietrich, D.N.F. (1839), Synopsis Plantarum 1: 779 [primary reference]

Thompson, I.R. (4 January 2010), A new species of Leptostigma (Rubiaceae: Coprosminae) and notes on the Coprosminae in Australia. Muelleria 28(1): 36-37, Fig. 4 [nomenclatural synonym]

nomenclatural synonym of: Coprosma quadrifida (Labill.) B.L.Rob. legitimate

Council of Heads of Australasian Herbaria (2012), Australian Plant Census: - [orthographic variant]

orthographic variant of: Canthium billardierei D.Dietr. legitimate

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