Cavanilles, A.J. (April 1795), Icones et Descriptiones Plantarum 3(1): 19, t. 237 [tax. nov.]

• Type: "Habitat in Imperio Mexicano, unde introducta in Regium hortum Matritensem. Vidi floridam mense Maio."

Ewart, A.J., White, J.R. & Tovey, J.R. (1908), Contributions to the Flora of Australia. Journal and Proceedings of the Royal Society of New South Wales 42: 199 [secondary reference]

Jacobs, S.W.L. & Pickard, J. (1981), Plants of New South Wales: 172 [secondary reference]

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

• APC Comment: Recorded for Vic. by A.J.Ewart et al., J. Proc. Roy. Soc. N.S.W. 42: 199 (1908), but not known to be naturalised in Australia.

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