Nomenclatural changes in Coleus and Plectranthus (Lamiaceae): a tale of more than two genera Author Paton, Alan J. Author Mwanyambo, Montfort Author Govaerts, Rafael H. A. Author Smitha, Kokkaraniyil Author Suddee, Somran Author Phillipson, Peter B. Author Wilson, Trevor C. Author Forster, Paul I. Author Culham, Alastair text PhytoKeys 2019 129 1 158 http://dx.doi.org/10.3897/phytokeys.129.34988 journal article http://dx.doi.org/10.3897/phytokeys.129.34988 1314-2003-129-1 BF57C6B3C3065AEE9B4B3D47189C908F 3382366 Coleus densus (N.E.Br.) A.J.Paton comb. nov. Plectranthus densus N.E.Br., Bull. Misc. Inform. Kew 1894: 12. 1894. Type: Tanzania, N of Lake Malawi (Nyassa), Thomson s.n. (holotype: K). Plectranthus primulinus Baker , Bull. Misc. Inform. Kew 1895: 292. 1895. Coleus primulinus (Baker) A.Chev., Rev. Int. Bot. Appl. Agric. Trop. 33: 340. 1953. Type: Zambia, Mwero Plateau, 1894, Carson 36 (holotype: K). Distribution. SW. Tanzania to S. Trop. Africa.