Bentham, G. (30 May 1863), Flora Australiensis 1: 424 [tax. nov.]

taxonomic synonym: Trymalium expansum Steud. legitimate

Diels, F.L.E. & Pritzel, E.G. (6 December 1904), Fragmenta Phytographiae Australiae occidentalis. Beitrage zur Kenntnis der Pflanzen Westaustraliens, ihrer Verbreitung und ihrer Lebensverhaltnisse. Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie 35(2-3): 352, Fig. 44 C,D [secondary reference]

Kellermann, J., Rye, B.L. & Thiele, K.R. (2008), Nomenclatural notes, typifications and name changes in Trymalium (Rhamnaceae: Pomaderreae). Transactions of the Royal Society of South Australia 132(1): 22 [taxonomic synonym]

taxonomic synonym of: Trymalium odoratissimum Lindl. subsp. odoratissimum legitimate

Council of Heads of Australasian Herbaria (2011), Australian Plant Census: - [secondary reference]

orthographic variant: Trymalium billardieri var. hirsutum Benth. orth. var.

Kellermann, J. (20 July 2021), Nomenclature and typification of several pre-1958 names in Trymalium revisited (Rhamnaceae: Pomaderreae). Swainsona 35: 34 [taxonomic synonym]

taxonomic synonym of: Trymalium odoratissimum Lindl. legitimate

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