Linnaeus, C. [filius] (April 1782), Supplementum Plantarum: 285 [tax. nov.]

• Type: "Habitat in Cap. bonae spei. Thunberg."

Bentham, G. in Hooker, W.J. (1 July 1836), Synopsis of the Buchnereae, a tribe of Scrophulariaceae. Companion to the Botanical Magazine 1(12): 373 [basionym]

basionym of: Phyllopodium heterophyllum (L.f.) Benth. legitimate

Levyns, M.R.B. (1939), Some changes in nomenclature. 1. Journal of South African Botany 5: 37 [basionym]

basionym of: Polycarena heterophylla (L.f.) Levyns legitimate

Barker, W.R. in Jessop, J.P. & Toelken, H.R. (ed.) (1986), Scrophulariaceae. Flora of South Australia Edn. 4, 3: 1291 [nomenclatural synonym]

nomenclatural synonym of: Polycarena heterophylla (L.f.) Levyns legitimate

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