Plectranthus sylvestris Gürke

This name was accepted following an alternative taxonomy by these authorities:

• Fischer, E., Rembold, K., Althof, A. & Obholzer, J. (2010). Annotated checklist of the vascular plants of Kakamega forest, Western province, Kenya. Journal of East African Natural History 99: 129-226. [Cited as Plectranthus sylvestris.]
• Govaerts, R. (2003). World Checklist of Selected Plant Families Database in ACCESS: 1-216203. The Board of Trustees of the Royal Botanic Gardens, Kew. [Cited as Plectranthus sylvestris.]
• Hedberg, I., Kelbessa, E., Edwards, S., Demissew, S. & Persson, E. (eds.) (2006). Flora of Ethiopia and Eritrea 5: 1-690. The National Herbarium, Addis Ababa University, Ethiopia & The Department of Systematic Botany, Upps. [Cited as Plectranthus sylvestris.]
• Paton, A.J., Bramley, G., Ryding, O., Polhill, R., Harvey, Y., Iwarsson, M., Willis, F., Phillipson, P., Balkwill, K., Lukhoba, C., Otiend, D & Harley (2009). Lamiaceae (Labiatae). Flora of Tropical East Africa: 1-430. [Cited as Plectranthus sylvestris.]
• Paton, A.J., Bramley, G., Ryding, O., Polhill, R.M., Harvey, Y.B., Iwarsson, M., Otieno, D., Balkwill, K., Phillipson, P.B., Harley, R.M. & Willis, F. (2013). Flora Zambesiaca 8(8): 1-346. Royal Botanic Gardens, Kew. [Cited as Plectranthus sylvestris.]
• Strugnell, A.M. (2006). A checklist of the Spermatophytes of Mt. Mulanje, Malawi. Scripta Botanica Belgica 34: 1-199. [Cited as Plectranthus sylvestris.]

Flora Zambesiaca

• Baker in F.T.A. 5: 408 (1900).
• Gürke in Bot. Jahrb. Syst. 19: 205 (1894).
• Paton in F.T.E.A., Lamiaceae: 295 (2009).
• White et al., Evergr. For. Fl. Mal.: 296 (2001).

Flora of Tropical East Africa

• Blundell, Wild Fl. E. Afr.: 408, t. 855 (1987)
• E.J. 19: 205 (1894)
• F.T.A. 5: 408 (1900)
• Fl. Eth. 5: 597 (2006).
• Fl. Rwanda 3: 340 (1985)
• K.T.S.L.: 633 (1994)
• T.T.C.L.: 259 (1949)
• U.K.W.F. ed. 2, 293, t. 130 (1994)