Linnaeus, C. (1758), Opera Varia in quibus continentur Fundamenta Botanica, Sponsalia Plantarum, et Systema Naturae: 212 [tax. nov.]

Jacobs, S.W.L. & Pickard, J. (1981), Plants of New South Wales: 68 [secondary reference]

Ross, E.M. in Stanley, T.D. & Ross, E.M. (1986), Apocynaceae. Flora of South-eastern Queensland 2: 303 [secondary reference]

Harden, G.J. & Williams, J.B. in Harden, G.J. (ed.) (1992), Apocynaceae. Flora of New South Wales 3: 515 [secondary reference]

Mabberley, D.J. (1 May 2008), Mabberley's Plant-Book Edn. 3: 854 [secondary reference]

taxonomic synonym: Cascabela Raf. legitimate

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