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): 355 [tax. nov.]

• Type: "in distr. Stirling in planitiebus rivi Kalgan superioris in arenosis fruticulosis flor. m. Oct. (D. 4607)."

Green, J.W. (1985), Census of the Vascular Plants of Western Australia Edn. 2: 111 [secondary reference]

Hopper, S.D., van Leeuwen, S.J., Brown, A.P. & Patrick, S.J. (1990), Western Australia's Endangered Flora: 119, 137 [secondary reference]

Rye, B.L. (11 January 1995), New and priority taxa in the genera Spyridium and Trymalium (Rhamnaceae) of Western Australia. Nuytsia 10(1): 127 [taxonomic synonym]

taxonomic synonym of: Spyridium oligocephalum (Turcz.) Benth. legitimate

Rye, B.L. (31 July 1996), A synopsis of the genera Pomaderris, Siegfriedia, Spyridium and Trymalium (Rhamnaceae) in Western Australia. Nuytsia 11(1): 123 [taxonomic synonym]

taxonomic synonym of: Spyridium oligocephalum (Turcz.) Benth. legitimate

Kellermann, J., Mosyakin, S.L., Clowes, C. & Udovicic, F. (1 December 2022), Australian species of Rhamnaceae published by Turczaninow, their types, current names and synonyms. Swainsona 36: 141 [secondary reference]

• Type: "Holotype or syntypes: B (destroyed). Lectotype (here designated): Humus soil, Kalgan River, 4 Oct. 1901, L. Diels 4607 (PERTH01174045, ex B)."

Kellermann, J., Mosyakin, S.L., Clowes, C. & Udovicic, F. (1 December 2022), Australian species of Rhamnaceae published by Turczaninow, their types, current names and synonyms. Swainsona 36: 141 [taxonomic synonym]

taxonomic synonym of: Spyridium oligocephalum (Turcz.) Benth. legitimate

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