Linnaeus, C. (1 May 1753), Species Plantarum 2: 636 [tax. nov.]

• Type: "Habitat in India."

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]

Wood, J.R.I., Hillcoat, D. & Brummitt, R.K. (1983), Notes on the types of some names of Arabian Acanthaceae in the Forsskal herbarium. Kew Bulletin 38(3): 436 [secondary reference]

• Lectotype: "[India], herb. Linnaeus (S, microfiche 262: 13, chosen here as lectotype"

Barker, R.M. (12 September 1986), A taxonomic revision of Australian Acanthaceae. Journal of the Adelaide Botanic Gardens 9: 127 [secondary reference]

Dunlop, C.R. (1987), Checklist of the Vascular Plants of the Northern Territory. Technical Report: Conservation Commission of the Northern Territory 26: 4 [secondary reference]

Barker, R.M. (29 August 1996), Additional species, new combinations and other notes on Acanthaceae of Australia. Journal of the Adelaide Botanic Gardens 17: 145 [secondary reference]

Council of Heads of Australasian Herbaria (2008), Australian Plant Census: - [secondary reference]

• APC Dist.: NT (naturalised), Qld (formerly naturalised)

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

• APC Dist.: WA (naturalised), NT (naturalised), Qld (naturalised)

Bean, A.R. in Bostock, P.D. & Holland, A.E. (ed.) (8 December 2010), Acanthaceae. Census of the Queensland Flora 2010: 5 [secondary reference]

Biggs, L.J. & Parker, C.M. (21 November 2013), Updates to Western Australia's vascular plant census for 2012. Nuytsia 23: 503 [secondary reference]

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