Coleus gracillimus (T.C.E.Fr.) Robyns & Lebrun, Ann. Soc. Sci. Bruxelles, Ser . B 49: 106. 1929

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 : 40-41

Coleus gracillimus (T.C.E.Fr.) Robyns & Lebrun, Ann. Soc. Sci. Bruxelles, Ser. B 49: 106. 1929

Englerastrum gracillimum T.C.E.Fr., Notizbl. Bot. Gart. Berlin-Dahlem 9: 69. 1924.

Plectranthus gracillimus ( T.C.E.Fr.) Hutch. & Dandy, Bull. Misc. Inform. Kew 1926: 481. 1926. Type: DRC, Mt Corva, Deschamps s.n. (holotype: B, destroyed; isotypes: UPS, K, fragment).

Englerastrum schlechteri T.C.E.Fr., Notizbl. Bot. Gart. Berlin-Dahlem 9: 70. 1924.

Plectranthus schlechteri (T.C.E.Fr.) Hutch. & Dandy, Bull. Misc. Inform. Kew 1926: 481. 1926.

Coleus schlechteri (T.C.E.Fr.) Robyns & Lebrun, Ann. Soc. Sci. Bruxelles, Sér. B 49: 106. 1929. Types: Mozambique, Dondo near Beira, Schlechter 12240 (syntype: B, destroyed, isosyntype: PRE, K, fragment) & Tanzania, Rungwe District: Kyimbila, Mulinda, Stoltz 1440 (syntype: B, destroyed, isosyntypes: K, W).

Plectranthus micranthus Chiov., Boll. Soc. Bot. Ital. 1924: 44. 1924, nom. illeg., non Spreng.

Englerastrum diffusum Alston, Bull. Misc. Inform. Kew 1926: 298. 1926.

Plectranthus tenuis Hutch. & Dandy, Bull. Misc. Inform. Kew 1926: 481. 1926.

Coleus diffusus (Alston) Robyns & Lebrun, Ann. Soc. Sci. Bruxelles, Sér. B 49: 106. 1929. Type: Nigeria: Nupe, Barter s.n. (syntype: K); Nigeria, Muri Province, weed in arable land, Lamb 72 (syntype, K).

Distribution.

Widespread in Trop. Africa.