Codd, L.E.W. (13 November 1975), Plectranthus (Labiatae) and allied genera in Southern Africa. Bothalia 11: 393 [tax. nov.]

Conn, B.J. in Harden, G.J. (ed.) (1992), Lamiaceae. Flora of New South Wales 3: 629 APC [secondary reference]

• APC Dist.: NSW (doubtfully naturalised)

National Herbarium of New South Wales (2009), PlantNET Flora of New South Wales Online: - [secondary reference]

Paton, A.J., Mwanyambo, M., Govaerts, R.H.A., Smitha, K., Suddee, S., Phillipson, P.B., Wilson, T.C., Forster, P.I. & Culham, A. (23 August 2019), Nomenclatural changes in Coleus and Plectranthus (Lamiaceae): a tale of more than two genera. Phytokeys 129: 35 [taxonomic synonym]

taxonomic synonym of: Coleus comosus Hochst. ex Gürke legitimate

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