Ewart, A.J. (August 1907), Contributions to the Flora of Australia, No. 6. Proceedings of the Royal Society of Victoria 20(1): 82, t. XII. [tax. nov.]

• Type: (not cited).

Green, J.W. (1985), Census of the Vascular Plants of Western Australia Edn. 2: 167 [taxonomic synonym]

taxonomic synonym of: Helipterum zacchaeus S.Moore legitimate

Wilson, Paul G. (31 August 1989), A revision of the genus Hyalosperma (Asteraceae: Inuleae: Gnaphaliinae). Nuytsia 7(1): 85 [secondary reference]

• Lectotype: "Cowcowing, Aug. 1904, M. Koch 1097 (lecto: MEL 1539022; isolecto: NSW 179898, PERTH), lecto nov."

Wilson, Paul G. (31 August 1989), A revision of the genus Hyalosperma (Asteraceae: Inuleae: Gnaphaliinae). Nuytsia 7(1): 85 [taxonomic synonym]

taxonomic synonym of: Hyalosperma zacchaeus (S.Moore) Paul G.Wilson legitimate

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

orthographic variant: Helipterum guifoylei A.D.Chapm. orth. var.

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

taxonomic synonym of: Hyalosperma zacchaeus (S.Moore) Paul G.Wilson legitimate

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