Thunberg, C.P. (1800), Prodromus Plantarum Capensium 2: 166 [tax. nov.]

Council of Heads of Australasian Herbaria (2014), Australian Plant Census: - APC [secondary reference]

• APC Dist.: NSW (naturalised)

Ghafoor, A. in Wilson, A.J.G. (ed.) (2015), Asteraceae Subfam. Asteroideae Trib. 2. Calenduleae. Flora of Australia 37: 329, Fig. 40K-N, map [secondary reference]

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