The genus Coleus (Lamiaceae) in Central Africa (Democratic Republic of the Congo, Rwanda, Burundi), with the description of 15 new species Author Meerts, Pierre J. 0000-0003-4215-027X Meise Botanic Garden, Nieuwelaan 38, BE- 1860 Meise, Belgium & Université Libre de Bruxelles, Av. F. D. Roosevelt 50 CP 244, BE- 1050 Brussels, Belgium & Fédération Wallonie-Bruxelles, Service général de l’Enseignement supérieur et de la Recherche scientifique, Brussels, Belgium Author Paton, Alan J. 0000-0002-6052-6675 The Herbarium, Royal Botanic Gardens, Kew, Richmond TW 9 3 AB, UK text PhytoKeys 2024 2024-09-02 246 71 178 journal article 302074 10.3897/phytokeys.246.129476 b381880a-e0bb-4b02-ad0f-2f90a0b6c995 Coleus guerkei (Briq.) A. J. Paton , Phytokeys 129: 53. 2019 . Type. Angola , Cuito (Kuito), 1 Apr 1900 . H . Baum 789 ( holotype B destroyed; isotype E [ E 00193514], G [ G 00435305], HBG [ HBG 518375], K , M [ M 0104725], S [S-G- 3335], W [ W 1901-0009329]). Description. Paton et al. (2009: 317) , Paton et al. (2013: 259) , as Plectranthus guerkei Briq. Distribution. Widespread in Tropical & South Africa . Habitat and ecology. Savannah on moist soil, marshland; 100–1800 m elev. Additional specimens. DR. Congo , Mayumbe , Gimbi, 17 Jun 1948 , Laurent 713 ( BR ); Bas-Congo , Ntadi, 21 Apr 1944 , R . Germain 2140 ( BR ); Kisantu, 1900, J. Gillet 1337 ( BR ); Kibotuka, 2 Sep 1975 , N’Kunga 5429 ( BR ); Kasaï , Gombe ya Tumba, 16 Apr 1953 , H . Callens 1274 ( BR ); Kananga, 24 Nov 1981 , S. Lisowski 66927 ( BR ); Kapanga, Jun 1933 , F. Overlaet 923 ( BR ); Panzi, 1925, H . Vanderyst 16001 ( BR ); Bas-Katanga , Gandajika, 12 Oct 1956 , L. Liben 1705 ( BR ); Katumanga, 29 Oct 1956 , L. Liben 1811 ( BR ); Ubangi-Uele , Gangala na Bodi, 21 Nov 1942 , C . Cornet d’Elzius et al. 373 ( BR ); Faradje, 28 Dec 1949 , Costermans 62 ( BR ); Garamba, piste centrale vers km 82, 18 Feb 1952 , G . Troupin 65 ( BR ); Lac Albert , Irumu, 9 Mar 1914 , J. Bequaert 2844 ( BR ); Kerekere, 19 Jan 1960 , D. Froment 649 ( BR ); Haut-Katanga , Dilolo, riv. Mangoa, 20 Aug 1956 , P. Duvigneaud & J. Timperman 2410 ( BRLU ); Baudouinville [Moba], 5 May 1926 , W . Robyns 2241 ( BR ). Rwanda , Agatete, 19 Nov 1953 , L. Liben 963 ( BR ). Burundi , Musumba Mosso, 10 Jun 1952 , G . Michel 2674 ( BR ); Mosso, Ruyigi , 4 Sep 1951 , G . Michel & J. Reed 178 ( BR ); Route Rusengo-Cankuso, km 5, 16 May 1978 , M . Reekmans 7003 ( BR , WAG ).