Coleus betonicifolius (Baker) A. J. Paton var. betonicifolius

Description.

Paton et al. (2009: 307), Paton et al. (2013: 252), as Plectranthus betonicifolius Baker, restricted to specimens with leaf blade ovate, 1–3 cm wide, abruptly contracted into the petiole.

Distribution.

Tanzania, DR. Congo, Zambia, Malawi and Angola.

Habitat and ecology.

Steppic savannah, on seasonally flooded soil (dilungu and dambo), often on highlands, from 1100 to 1880 m elev.

Additional specimens.

DR. Congo, Haut-Katanga, Upemba, vallée de la Musibari (?), 25 Apr 1959, J. de Wilde 738 (BR); Upemba, Mukana, 14 Apr 1947, G. F. de Witte 2494 (BR, WAG); Upemba, tête de source de la Mubale, 16 Jan 1948, G. F. de Witte 3247 (BR); Muhila, riv. Mutungulu, 16 May 1971, F. Malaisse 1355 (BR); N’konda, piste Nasondoye-Kasofu, 4 Jan 1983, M. Schaijes 1774 (BR).

Burundi, Mosso Urundi, Butetsi (?), 9 May 1952, G. Michel & J. Reed 1905 (BR).