Lindley, J. (1833), Nixus Plantarum: 18 [tax. nov.]

The Angiosperm Phylogeny Group (2003), An update of the Angiosperm Phylogeny Group classification for the orders and families of flowering plants: APG II. Botanical Journal of the Linnean Society 141(4): 422 [taxonomic synonym]

taxonomic synonym of: Gentianales Juss. ex Bercht. & J.Presl legitimate

Thorne, R.F. & Reveal, J.L. (2007), An Updated Classification of the Class Magnoliopsida ("Angiospermae"). Botanical Review 73(2): 133 [taxonomic synonym]

taxonomic synonym of: Rubiales Juss. ex Bercht. & J.Presl legitimate

Council of Heads of Australasian Herbaria (2009), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Gentianales Juss. ex Bercht. & J.Presl legitimate

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