Fryxell, P.A. (1968), Taxonomic Notes on Australian Malvaceae. Proceedings of the Linnean Society of New South Wales 92(3): 262 [comb. nov.]

basionym: Hibiscus spenceri Ewart legitimate

Chippendale, G.M. (17 April 1972), Check List of Northern Territory Plants. Proceedings of the Linnean Society of New South Wales 96(4): 248 [secondary reference]

Dunlop, C.R. (1987), Checklist of the Vascular Plants of the Northern Territory. Technical Report: Conservation Commission of the Northern Territory 26: 47 [secondary reference]

Wheeler, J.R. in Wheeler, J.R. (ed.) (1992), Malvaceae. Flora of the Kimberley Region: 234 [taxonomic synonym]

taxonomic synonym of: Urena armitiana F.Muell. legitimate

Council of Heads of Australasian Herbaria (2012), Australian Plant Census: - [nomenclatural synonym]

nomenclatural synonym of: Urena armitiana var. spenceri (Ewart) Fryxell & Craven legitimate

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