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 guerkei (Briq.) A.J.Paton comb. nov. Hyptis baumii Guerke in O. Warburg (ed.), Kunene-Sambesi Exped.: 354. 1903., non Coleus baumii Guerke . Plectranthus guerkei Briq., Annuaire Conserv. Jard. Bot. Geneve 7-8: 323. 1904. Germanea guerkei Briq., Annuaire Conserv. Jard. Bot. Geneve 7-8: 323. 1904., nom. altern. Type: Angola, Cuito (Kuito), Baum 789 (isotypes: K, W). Geniosporum paniculatum Baker in D.Oliver & auct. suc. (eds.), Fl. Trop. Afr. 5: 351. 1900., non Coleus paniculatus Benth. Neohyptis paniculata (Baker) J.K.Morton, J. Linn. Soc., Bot. 58: 259. 1962. Type: Angola, Pungo Andongo, near Catete, Welwitsch 5528 (syntypes: BM, K). Geniosporum paniculatum var. debile Hiern, Cat. Afr. Pl. 1: 853. 1900. Type: Angola, Pungo Andongo, Casalala near Pedra Songue, Welwitsch 5527 (holotype: LISU; isotype: BM). Hyptis quadrialata A.Chev., Explor. Bot. Afrique Occ. Franc . 1: 522. 1920., nom. nud. Geniosporum borzianum Chiov. Ann. Bot. (Rome) 10: 402. 1912. Type: Ethiopia. Amhara-Dembia , Mt. Inceduba near Gondar, Chiovenda 2266 (holotype: FT), synon. nov. Distribution. Widespread in Trop. & South Africa.