Retzius, A.J. (1780), Physiographiska Sällskapets Handlingar 1(3): 163 [tax. nov.]

• Type: Thunbergia capensis Retz.

• Comment: nom. cons. (ref. I.C.B.N. (1988) No. 7914). Publication not seen; reference from I.C.B.N. (1988) No. 7914.

Mueller, F.J.H. von (1882), Systematic Census of Australian Plants: 99 [secondary reference]

Fitzgerald, W.V. (1918), The Botany of the Kimberleys, north-west Australia. Journal and Proceedings of the Royal Society of Western Australia 3: 91 [secondary reference]

Cronquist, A.J. (1981), An Integrated System of Classification of Flowering Plants: 965 [secondary reference]

Jacobs, S.W.L. & Pickard, J. (1981), Plants of New South Wales: 206 [secondary reference]

Stanley, T.D. in Stanley, T.D. & Ross, E.M. (1986), Thunbergiaceae. Flora of South-eastern Queensland 2: 452 [secondary reference]

Barker, R.M. (12 September 1986), A taxonomic revision of Australian Acanthaceae. Journal of the Adelaide Botanic Gardens 9: 40-52 [secondary reference]

Barker, R.M. in Wheeler, J.R. (ed.) (1992), Acanthaceae. Flora of the Kimberley Region: 855 [secondary reference]

Everett, J. in Harden, G.J. (ed.) (1992), Acanthaceae. Flora of New South Wales 3: 605 [secondary reference]

Cooper, W.E. & Cooper, W.T. (2004), Fruits of the Australian Tropical Rainforest: 12 [secondary reference]

Council of Heads of Australasian Herbaria (2010), Australian Plant Census: - APC [secondary reference]

• APC Dist.: WA (native and naturalised), NT, Qld (native and naturalised), NSW (naturalised), NI (naturalised)

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