Don, G. (October 1832), A General History of Dichlamydeous Plants 2: 815 [comb. nov.]

basionym: Billottia acerosa Colla legitimate

Craven, L.A. & Lepschi, B.J. (21 December 1999), Enumeration of the species and infraspecific taxa of Melaleuca (Myrtaceae) occurring in Australia and Tasmania. Australian Systematic Botany 12(6): 916 [taxonomic synonym]

taxonomic synonym of: Calothamnus quadrifidus R.Br. legitimate

Council of Heads of Australasian Herbaria (2010), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Calothamnus quadrifidus R.Br. subsp. quadrifidus legitimate

George, A.S. & Gibson, N. (29 September 2010), A revision of Calothamnus quadrifidus (Myrtaceae). Nuytsia 20: 62 [taxonomic synonym]

taxonomic synonym of: Calothamnus quadrifidus R.Br. subsp. quadrifidus legitimate

Council of Heads of Australasian Herbaria (31 July 2018), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Calothamnus quadrifidus R.Br. legitimate

---