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 igniarius Schweinf., Beitr. Fl. Aethiop.: 121. 1867 Plectranthus igniarius (Schweinf.) Agnew, Upland Kenya Wild Fl.: 638. 1974. Types: Ethiopia, Dehli-Dikeno, 1854, Schimper 527 (holotype: B, destroyed; neotype: Ethiopia, Gondar Region, Dehli Dikeno, July 1853, Schimper 1623 (neotype: P, designated by Ryding (2001) ). Plectranthus malinvaldii Briq., Bull. Herb. Boissier 2: 125. 1894. Coleus malinvaldii (Briq.) Briq., Annuaire Conserv. Jard. Bot. Geneve 2: 240. 1898. Type: Ethiopia, Gondar Region, Dehli Dikeno, 22 Oct. 1854, Schimper 529 (lectotype: G-DC; isolectotype: G, FT, P; K, photo., designated by Ryding (2001) ). Coleus degasparisianus Buscal. & Muschl., Bot. Jahrb. Syst. 49: 487. 1913. Types: Mozambique, Mbusi (but in reality from Mahio in Haddes Valley, Eritrea), von Aosta ( holotype: B, destroyed; neotype: Eritrea, Arrot Valley, south of Aidereso, Schweinfurth & Riva 1398 (neotype: FT; BR, G, P, S, isoneo. designated by Ryding (2001) ). Coleus guidottii Chiov., Atti Reale Accad. Italia, Mem. Cl. Sci. Fis. 11: 54. 1940. Type: Eritrea, Habab, Cub Cub near Nacfa, Guidotti 776 (holotype: FT). Plectranthus igniarius subsp. grandicalyx Beentje, Kenya Trees, Shrubs & Lianas: 633. 1994, nom. inval. Based on: Kenya, Mt Kulal, Verdcourt 2269 (single collection at K or EA not specified). Distribution. NE. Trop. Africa to N. Kenya, Arabian. Peninsula.