Coleus prostratus ( Guerke ) A.J.Paton, 2019

Paton, Alan J., Mwanyambo, Montfort, Govaerts, Rafael H. A., Smitha, Kokkaraniyil, Suddee, Somran, Phillipson, Peter B., Wilson, Trevor C., Forster, Paul I. & Culham, Alastair, 2019, Nomenclatural changes in Coleus and Plectranthus (Lamiaceae): a tale of more than two genera, PhytoKeys 129, pp. 1-158 : 75

Coleus prostratus ( Guerke) A.J.Paton comb. nov.

Plectranthus prostratus Gürke, Bot. Jahrb. Syst. 19: 206. 1894. Types: Tanzania, Pangani, Volkens 484 (syntype: B, destroyed; isosyntype: G) & North Mara District: Ukira, Fischer 497 (syntype: B, destroyed).

Plectranthus quadridentatus Schweinf. ex Baker in D.Oliver & auct. suc. (eds.), Fl. Trop. Afr. 5: 409. 1900. Type: Eritrea, Mount Alam Kale, NW of Aidereso, Schweinfurth & Riva 2086 (holotype: K).

Plectranthus margeritae Buscal. & Muschl., Bot. Jahrb. Syst. 49: 485. 1913. Type: Neumann Camp (Kenya, but in reality based on material from E or NE Africa and Yemen), von Aosta 1688 (holotype: B, destroyed); neotype: Eritrea, Nefasit, base of Mt Bizen, Ryding et al. 2095 (neotype: C; isoneotypes: ASMU, ETH, UPS, designated by Ryding (2001)).

Plectranthus ugandensis Lye, Norweg. J. Bot. 20: 57. 1973, nom. illeg., non P. ugandensis S.Moore.

Distribution.

Yemen, Eritrea to Tanzania.