Kuntze, C.E.O. (5 November 1891), Revisio Generum Plantarum 2: 577 [nom. nov.]

replaced synonym: Isopogon drummondii Benth. nom. illeg.

Foreman, D.B. in McCarthy, P.M. (ed.) (1995), Isopogon. Flora of Australia 16: 204 [taxonomic synonym]

taxonomic synonym of: Isopogon sp. A [n/a]

Council of Heads of Australasian Herbaria (2005), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Isopogon drummondii Hügel ex Jacques legitimate

Rye, B.L. & Macfarlane, T.D. (10 December 2019), A new name, clarification of synonymy, and a new subspecies for Isopogon (Proteaceae) in Western Australia. Nuytsia 30: 310 [nomenclatural synonym]

nomenclatural synonym of: Isopogon autumnalis Rye & T.D.Macfarl. legitimate

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