Hooker, W.J. in Hooker, W.J. (ed.) (1840), Icones Plantarum 3: t. 270 [tax. nov.]

• Type: "On the top of Rocky Cape, Van Diemen's Land. Ronald Gunn (n. 894)."

Hooker, J.D. in Hooker, W.J. (ed.) (1840), Contributions towards a Flora of Van Dieman's Land, chiefly from the collections of Ronald Gunn., Esq., and the late Mr Lawrence. The Journal of Botany 2: 419 [secondary reference]

Mueller, F.J.H. von (February 1862), Thalamiflorae. The Plants Indigenous to the Colony of Victoria 1: 114 [taxonomic synonym]

taxonomic synonym of: Boronia polygalifolia Sm. legitimate

Bentham, G. (30 May 1863), Flora Australiensis 1: 321 [replaced synonym]

replaced synonym of: Boronia polygalifolia var. trifoliolata Benth. legitimate

Curtis, W.M. (1956), The Student's Flora of Tasmania 1: 101 [secondary reference]

taxonomic synonym: Boronia polygalifolia Sm. legitimate

Curtis, W.M. & Morris, D.I. (1975), Angiospermae: Ranunculaceae to Myrtaceae. The Student's Flora of Tasmania Edn. 2, 1: 105-106 [secondary reference]

Jacobs, S.W.L. & Pickard, J. (1981), Plants of New South Wales: 191 [secondary reference]

Duretto, M.F. in Walsh, N.G. & Entwisle, T.J. (ed.) (1999), Rutaceae (except Eriostemon). Flora of Victoria 4: 158 [secondary reference]

misapplication: Boronia polygalifolia Sm. legitimate by Ewart, A.J. (1931), Flora of Victoria: 700 common name: Dwarf Boronia [n/a]

Duretto, M.F. (28 April 2003), Notes on Boronia (Rutaceae) in eastern and northern Australia. Muelleria 17: 45-47 APC [secondary reference]

• Lectotype: Rocky Cape, V.D.Land [Tasmania], R. Gunn 894, 29.xii.1837 (lectotype, here designated, K [ex Hooker's herb.] [cibachrome MEL 2041263, photograph AD 99803340]; isolectotypes HO 4586, K [ex LINN] [cibachrome MEL 2041264], NSW 23861 [this specimen does not have Gunn as the collector but as the labels are written as thus '894/29.xii.1837 Rocky Cape' and '894 Boronia Rocky Cape' it can be assumed that they are collections made by Gunn]); Tasmania, R. G. Gunn s.n. (possible isolectotype TCD [ex herb. Hook., upper three specimens labeled A1; transparencies MEL 2068531, HO]).

nomenclatural synonym: Boronia polygalifolia var. trifoliolata Benth. legitimate taxonomic synonym: Boronia hyssopifolia var. β Hook.f. legitimate misapplication: Boronia polygalifolia Sm. legitimate by Tate, R. (1890), A Handbook of the Flora of Extratropical South Australia: 23, 209 misapplication: Boronia polygalifolia Sm. legitimate by Black, J.M. (January 1948), Casuarinaceae-Euphorbiaceae. Flora of South Australia Edn. 2, 2: 491 common name: Small Boronia [n/a] common name: Dwarf Boronia [n/a]

• APC Dist.: SA, NSW, ACT, Vic, Tas

Duretto, M.F. & Wilson, Paul G. in Wilson, A.J.G. (ed.) (2013), Boronia Sect. 3. Cyanothamnus. Flora of Australia 26: 197-198 [secondary reference]

nomenclatural synonym: Boronia polygalifolia var. trifoliolata Benth. legitimate taxonomic synonym: Boronia hyssopifolia var. β Hook.f. legitimate misapplication: Boronia polygalifolia Sm. legitimate by Tate, R. (1890), A Handbook of the Flora of Extratropical South Australia: 23, 209 misapplication: Boronia polygalifolia Sm. legitimate by Black, J.M. (January 1948), Casuarinaceae-Euphorbiaceae. Flora of South Australia Edn. 2, 2: 491

Duretto, M.F., Heslewood, M.M. & Bayly, M.J. (June 2020), Boronia (Rutaceae) is polyphyletic: Reinstating Cyanothamnus and the problems associated with inappropriately defined outgroups. Taxon 69(3): 493 [basionym]

basionym of: Cyanothamnus nanus (Hook.) Duretto & Heslewood legitimate

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