Coleus betonicifolius (Baker) A. J. Paton, Phytokeys 129: 26. 2019.

≡ Plectranthus betonicifolius Baker, Bull. Misc. Inform. Kew 1895: 72. 1895. Type: Zambia, Fwambo, A. Carson 79 (lectotype K [K 000431993], designated by Pollard and Paton [2009]).

Description.

Paton et al. (2009: 307) as Plectranthus betonicifolius Baker.

Note.

C. betonicifolius is variable in leaf shape; variation is clearly bimodal; varietal rank is proposed here.