Bentham, G. (5 January 1867), Orders XLVIII. Myrtaceae- LXII. Compositae. Flora Australiensis 3: 632 [tax. nov.]

taxonomic synonym: Cassinia obovata A.Cunn. ex DC. legitimate

Burbidge, N.T. (1958), A monographic study of Helichrysum Subgenus Ozothamnus (Compositae) and of two related genera formerly included therein. Australian Journal of Botany 6(3): 257 [secondary reference]

• Lectotype: "Twofold Bay, A.Cunningham (G-DC) (isotype KEW)."

Burbidge, N.T. (1958), A monographic study of Helichrysum Subgenus Ozothamnus (Compositae) and of two related genera formerly included therein. Australian Journal of Botany 6(3): 257 [basionym]

basionym of: Helichrysum obcordatum subsp. majus (Benth.) N.T.Burb. legitimate

Jacobs, S.W.L. & Pickard, J. (1981), Plants of New South Wales: 79 [nomenclatural synonym]

nomenclatural synonym of: Helichrysum obcordatum subsp. majus (Benth.) N.T.Burb. legitimate

Stanley, T.D. in Stanley, T.D. & Ross, E.M. (1986), Asteraceae. Flora of South-eastern Queensland 2: 536 [nomenclatural synonym]

nomenclatural synonym of: Helichrysum obcordatum subsp. majus (Benth.) N.T.Burb. legitimate

Wilson, P.G., Short, P.S. & Orchard, A.E. (16 April 1992), Some nomenclatural changes in the Angianthinae and Cassiniinae (Asteraceae: Gnaphalieae). Muelleria 7(4): 522 [basionym]

basionym of: Ozothamnus obcordatus subsp. major (Benth.) P.S.Short legitimate

Puttock, C.F. in Walsh, N.G. & Entwisle, T.J. (ed.) (1999), Ozothamnus. Flora of Victoria 4: 734 [taxonomic synonym]

taxonomic synonym of: Ozothamnus obcordatus DC. legitimate

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

orthographic variant: Helichrysum obcordatum var. major Benth. orth. var.

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

taxonomic synonym of: Ozothamnus obcordatus DC. legitimate

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