Bentham, G. (16 December 1868), Flora Australiensis 4: 554 [tax. nov.]

• Type: "Victoria and Fitzmaurice rivers, F. Mueller."

Chippendale, G.M. (17 April 1972), Check List of Northern Territory Plants. Proceedings of the Linnean Society of New South Wales 96(4): 259 [secondary reference]

Barker, R.M. (12 September 1986), A taxonomic revision of Australian Acanthaceae. Journal of the Adelaide Botanic Gardens 9: 220-222 [secondary reference]

• Lectotype: "Mueller s.n., s. dat. Fitzmaurice River (K p.p.); isolectotype: (MEL 601942"

• APC Dist.: WA, NT

Barker, R.M. in Wheeler, J.R. (ed.) (1992), Acanthaceae. Flora of the Kimberley Region: 851 [secondary reference]

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

• APC Dist.: WA, NT

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