Coleus eminii (Gürke) A. J. Paton, Phytokeys 129: 43. 2019. ≡ Pycnostachys eminii Gürke, Bot. Jahrb. Syst. 22: 145. 1895. Type: Tanzania, west of Lake Victoria, Kanessa, 14 Nov 1890, F. Stuhlmann 943 (lectotype B designated by Bruce (1940) destroyed; isolectotype K [K 000405740] fragment). = Pycnostachys rotundatodentata De Wild., Pl. Bequaert. 4: 391. 1928. Type: DR. CONGO, Ruwenzori, Kisuki, 6 Jun 1914, J. Bequaert 4701 (lectotype: BR, designated by Bramley in Paton et al. (2009) [BR 0000008909756], [BR 0000008910080]). Description. Paton et al. (2009: 407), as Pycnostachys eminii Gürke. Distribution. Cameroon to Ethiopia and NW Tanzania. Habitat and ecology. Savannah; 1100–2600 m elev. Additional specimens. DR. Congo, Lacs Edouard et Kivu, Kisuki, pied du Ruwenzori, 6 Jun 1914, J. Bequaert 4701 (BR, K fragment); Rutshuru, 19 Oct 1914, J. Bequaert 6052 (BR); Bwito, Kikuku, 1 Jun 1954, A. Deru 264 (BR); Dorsale du Mont Bikingi, 16 Jun 1949, J. de Wilde 284 (BR); Luofu, 10 Dec 1934, G. F. de Witte 2186 (DE); Entre Beni et Lubero, Oct 1931, J. Lebrun 4275 (BR); Rutshuru, Mont Katale, Dec 1937, J. Lebrun 9167 (BR, LWI, US). Burundi, Piste de la faille des Allemands, 20 May 1988, J. Saintenoy 158 (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