Cunningham, A. in Field, B. (ed.) (April 1825), On the botany of the Blue Mountains. Geographical Memoirs on New South Wales: 331 [tax. nov.]

• Type: "Verge of the Regent's Glen, Blue Mountains"

Bentham, G. (30 May 1863), Flora Australiensis 1: 334 [secondary reference]

taxonomic synonym: Eriostemon obcordatus A.Cunn. ex Hook. legitimate taxonomic synonym: Eriostemon verrucosus A.Rich. legitimate

Mueller, F.J.H. von (1875), Census of the plants of Tasmania, instituted in 1875. Monthly Notices of Papers and Proceedings of the Royal Society of Tasmania 1874: 76 [secondary reference]

Mueller, F.J.H. von (1882), Systematic Census of Australian Plants: 11 [secondary reference]

Mueller, F.J.H. von (December 1889), Second Systematic Census of Australian Plants: 20 [secondary reference]

Rodway, L. (1903), The Tasmanian Flora: 24 [secondary reference]

Dixon, W.A. (1906), The Plants of New South Wales: 50 [secondary reference]

Sulman, F. (1913), A Popular Guide to the Wild Flowers of New South Wales 1: 84, 85, 196 [secondary reference]

Black, J.M. (1924), Casuarinaceae - Euphorbiaceae. Flora of South Australia 2: 342 [secondary reference]

Ewart, A.J. (1931), Flora of Victoria: 705 [secondary reference]

Black, J.M. (January 1948), Casuarinaceae-Euphorbiaceae. Flora of South Australia Edn. 2, 2: 498 [secondary reference]

common name: Wax Flower [n/a]

Curtis, W.M. (1956), The Student's Flora of Tasmania 1: 103 [taxonomic synonym]

taxonomic synonym of: Eriostemon verrucosus A.Rich. legitimate

Beadle, N.C.W., Evans, O.D. & Carolin, R.C. (1962), Handbook of the Vascular Plants of the Sydney District and Blue Mountains: 320 [secondary reference]

Eichler, Hj. in Black, J.M. (1965), Flora of South Australia: 206 [misapplied]

misapplied to: Eriostemon verrucosus A.Rich. legitimate by Black, J.M. (January 1948), Casuarinaceae-Euphorbiaceae. Flora of South Australia Edn. 2, 2: 498

Wilson, Paul G. (10 December 1970), A taxonomic revision of the genera Crowea, Eriostemon and Phebalium (Rutaceae). Nuytsia 1(1): 49-50, Map 15 [secondary reference]

• Type: "Verge of the Regent's Glen, Blue Mountains". Holotypus K (photo seen); isotypes: BRI 014176, MEL 4532, all labelled "Eriostemon obovale mss. Blue Mountains, New South Wales, A.Cunningham, No. 45 Oct. 1822"

• Etymology: "ob = inversley, ovalis = egg-shaped referring to the leaf shape."

Wilson, Paul G. (10 December 1970), A taxonomic revision of the genera Crowea, Eriostemon and Phebalium (Rutaceae). Nuytsia 1(1): 48-49, Map 15 [pro parte misapplied]

pro parte misapplied to: Eriostemon verrucosus A.Rich. legitimate by Bentham, G. (30 May 1863), Flora Australiensis 1: 334

Curtis, W.M. & Morris, D.I. (1975), Angiospermae: Ranunculaceae to Myrtaceae. The Student's Flora of Tasmania Edn. 2, 1: 107 [pro parte misapplied]

pro parte misapplied to: Eriostemon verrucosus A.Rich. legitimate by Bentham, G. (30 May 1863), Flora Australiensis 1: 334

Jacobs, S.W.L. & Pickard, J. (1981), Plants of New South Wales: 193 [secondary reference]

Weston, P.H. & Porteners, M.F. in Harden, G.J. (ed.) (1991), Eriostemon. Flora of New South Wales 2: 254 [secondary reference]

Wilson, Paul G. (16 September 1998), A taxonomic review of the genera Eriostemon and Philotheca (Rutaceae: Boronieae). Nuytsia 12(2): 259 [basionym]

basionym of: Philotheca obovalis (A.Cunn.) Paul G.Wilson legitimate

Bayly, M.J. in Walsh, N.G. & Entwisle, T.J. (ed.) (1999), Eriostemon. Flora of Victoria 4: 182 [misapplied]

misapplied to: Eriostemon verrucosus A.Rich. legitimate by Ewart, A.J. (1931), Flora of Victoria: 705

Weston, P.H. & Harden G.J. in Harden, G.J. (ed.) (2002), Philotheca. Flora of New South Wales Revised Edition 2: 298 [nomenclatural synonym]

nomenclatural synonym of: Philotheca obovalis (A.Cunn.) Paul G.Wilson legitimate

Council of Heads of Australasian Herbaria (2007), Australian Plant Census: - [secondary reference]

orthographic variant: Eriostemon obovale A.Cunn. orth. var.

Council of Heads of Australasian Herbaria (2007), Australian Plant Census: - [nomenclatural synonym]

nomenclatural synonym of: Philotheca obovalis (A.Cunn.) Paul G.Wilson legitimate

Wilson, Paul G. in Wilson, A.J.G. (ed.) (2013), Philotheca. Flora of Australia 26: 399 [nomenclatural synonym]

nomenclatural synonym of: Philotheca obovalis (A.Cunn.) Paul G.Wilson legitimate

de Salas, M.F. & Baker, M.L. (2016), Tasmanian vascular plant census. A Census of the Vascular Plants of Tasmania, including Macquarie Island: 74 [misapplied]

misapplied to: Philotheca verrucosa (A.Rich.) Paul G.Wilson legitimate by Bentham, G. (30 May 1863), Flora Australiensis 1: 334

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