Clarke, C.B. in Hooker, J.D. (August 1885), Acanthaceae. The Flora of British India 4(12): 530 [tax. nov.]

Clarke, C.B. in King, G. & Gamble, J.S. (27 March 1908), Acanthaceae, in Materials for a Flora of the Malayan Peninsula. No. 20. Journal of the Asiatic Society of Bengal. Part 2. Natural history 74(2): 681 [secondary reference]

Ridley, H.N. (1923), The Flora of the Malay Peninsula 2: 592-593 [basionym]

basionym of: Calophanoides (C.B.Clarke) Ridl. legitimate

Council of Heads of Australasian Herbaria (2010), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Harnieria Solms legitimate

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