Domin, K. (September 1928), Beitrage zur Flora und Pflanzengeographie Australiens. Bibliotheca Botanica 22(89): 1119 [tax. nov.]

• Type: "Queensland: ... Beech Mts. (DOMIN III. 1910)." [given by S.T.Blake, Contr. Queensland Herb. 9 (1971) 52 as "Queensland, "Beech Mtns., Domin, III. 1910" actually Cape False, Jan. 1910, Domin 8195 (PR, photo BRI)."].

• Comment: Published as Plectranthus australis var. graveolens f. eximius.

Blake, S.T. (1971), A revision of Plectranthus (Labiatae) in Australasia. Contributions from the Queensland Herbarium 9: 52 [taxonomic synonym]

taxonomic synonym of: Plectranthus congestus R.Br. legitimate

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: 53 [taxonomic synonym]

taxonomic synonym of: Coleus graveolens (R.Br.) A.J.Paton legitimate

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