Lindley, J. (1 January 1840), A Sketch of the Vegetation of the Swan River Colony: xxxiv. [tax. nov.]

Mueller, F.J.H. von (1882), Systematic Census of Australian Plants: 65 [secondary reference]

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

basionym of: Atylus sphaerocephalus (Lindl.) Kuntze legitimate

McGillivray, D.J. (12 June 1973), Michel Gandoger's names of Australian plants. Contributions from the New South Wales National Herbarium 4(6): 344 [secondary reference]

taxonomic synonym: Isopogon ovoideus Gand. legitimate taxonomic synonym: Isopogon eriocladus Gand. legitimate

Green, J.W. (1985), Census of the Vascular Plants of Western Australia Edn. 2: 64 [secondary reference]

Rye, B.L. in Marchant, N.G., Wheeler, J.R., Rye, B.L., Bennett, E.M., Lander, N.S. & Macfarlane, T.D. (1987), Proteaceae. Flora of the Perth Region 1: 347, Fig. 125 [secondary reference]

common name: Drumstick Isopogon [n/a]

Wrigley, J.W. & Fagg, M. (1989), Banksias, Waratahs & Grevilleas and all other plants in the Australian Proteaceae family: 435 (map) [secondary reference]

taxonomic synonym: Isopogon ovoideus Gand. legitimate taxonomic synonym: Isopogon eriocladus Gand. legitimate common name: drumstick isopogon [n/a]

• Etymology: "From Greek, sphaero-, spherical, and cephale, a head, referring to the globular heads of flowers."

Foreman, D.B. in McCarthy, P.M. (ed.) (1995), Appendix: Isopogon. Flora of Australia 16: 480 [secondary reference]

• Lectotype: "Swan River district [W.A.], 1839, J.Drummond s.n.; lecto (here chosen): CGE."

Foreman, D.B. in McCarthy, P.M. (ed.) (1995), Isopogon. Flora of Australia 16: 217-218, Fig. 103, Map 217 APC [secondary reference]

nomenclatural synonym: Atylus sphaerocephalus (Lindl.) Kuntze legitimate taxonomic synonym: Isopogon ovoideus Gand. legitimate taxonomic synonym: Isopogon eriocladus Gand. legitimate

• APC Dist.: WA

Wheeler, J.R., Marchant, N.G. & Lewington, M. (2002), Dicotyledons. Flora of the South West 2: 838 [secondary reference]

common name: Drumstick Isopogon [n/a]

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: 312-313 [secondary reference]

• Type: "Swan River district [Western Australia], 1839, J. Drummond s.n. (lecto: CGE [image PERTH 01553976!] ... isolecto: 5944 : GH 00035491 image!, MEL 672802 image!)."

nomenclatural synonym: Atylus sphaerocephalus (Lindl.) Kuntze legitimate

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