Bentham, G. in Hooker, W.J. (1 July 1836), Synopsis of the Buchnereae, a tribe of Scrophulariaceae. Companion to the Botanical Magazine 1(12): 371 [tax. nov.]

• Type: (not designated).

Pfeiffer, L.K.G. (1874), Nomenclator Botanicus 2 (1): 787 [secondary reference]

• Lectotype: Polycarena capensis (L.) Benth.

Eichler, Hj. (1965), Supplement to J.M.Black's Flora of South Australia (Second Edition, 1943-1957): 280 [secondary reference]

Wheeler, J.R. in Marchant, N.G., Wheeler, J.R., Rye, B.L., Bennett, E.M., Lander, N.S. & Macfarlane, T.D. (1987), Scrophulariaceae. Flora of the Perth Region 2: 589 [secondary reference]

Fischer, E. in Kubitzki, K. (ed.) (2004), Scrophulariaceae. The Families and Genera of Vascular Plants 7: 369 [secondary reference]

Mabberley, D.J. (1 May 2008), Mabberley's Plant-Book Edn. 3: 688 [secondary reference]

Council of Heads of Australasian Herbaria (2011), Australian Plant Census: - APC [secondary reference]

• APC Dist.: SA (naturalised)

---