Coleus defoliatus (Hochst. ex Benth.) A. J. Paton, Phytokeys 129: 39. 2019. ≡ Plectranthus defoliatus Hochst. ex Benth. in in A. P. de Candolle, Prodr. 12: 60. 1848. Type: Ethiopia, Jomara [Dschomara], 26 Dec 1839, G. W. Schimper II. 847 (holotype K; isotype BR [BR 0000006250720], FI [FI 000843], G [G 00435210], [G 00435211], HAL HAL 0114469], LG, M [M 0104742], MPU [MPU 015434], P [P 00450715], [P 00450716], TUB [TUB 009113], W). Description. Paton et al. (2009: 297), Paton et al. (2013: 246), as Plectranthus defoliatus Hochst. ex Benth. Distribution. Eritrea to S Tropical Africa. Habitat and ecology. Savannah, steppe, riparian forest; 1600–2300 m elev. Additional specimens. DR. Congo, Lac Albert, Nioka, Mont-Ri, 23 Nov 1957, P. Bamps 66 (BR, POZG). Burundi, Mugonga Manga, 14 Sep 1974, P. Auquier 4087 (BR); Niambikiwe, Oct 1932, A. Becquet 154 (BR); Route Bujumbura-Kitega, 19 Aug 1958, A. Christiaensen 2477 (BR); Murambi, km 80 route Bujumbura-Butare, 20 May 1960, F. L. Hendrickx 7962 (BR); Mubimbi, 24 May 1966, J. Lewalle 827 (MO); Teza, 19 Jun 1971, J. Lewalle 6028 (BR, WAG); Honga, 14 Oct 1971, M. Reekmans 1055 (BR).

Published as part of Meerts, Pierre J. & Paton, Alan J., 2024, The genus Coleus (Lamiaceae) in Central Africa (Democratic Republic of the Congo, Rwanda, Burundi), with the description of 15 new species, pp. 71-178 in PhytoKeys 246 on pages 71-178, DOI: 10.3897/phytokeys.246.129476