Ocimum labiatum (N.E.Br.) A.J.Paton

Soft shrub 0.6-1.8 m tall, branching from the base; stems ascending, freely branched, sparingly pubescent, denser at the nodes. Leaves petiolate; soft in texture, broadly ovate to subrotund, 30-80 x 20-60 mm, upper surface sparingly pubescent, lower surface with long multicellular hairs and yellow gland-dots, apex acute to rounded, base truncate to abruptly and shortly cuneate, margin regularly and coarsely crenate; petiole slender, 5-30 mm long. Inflorescence simple or occasionally with a pair of branches at the base, 50-180 mm long; verticils 2-6(-8)-flowered, 10-20 mm apart; rhachis glandular-pubescent; bracts ovate, acuminate, 8-10 mm long. Calyx 10-15 mm long at fruiting stage, glandular-puberulous. Corolla pale mauve to pink; tube decurved, widening towards the throat, 10-12 mm long; upper lip erect to recurved, 7-8 mm long; lower lip boat-shaped, later deflexed, 8-12 mm long. Stamens exserted from the throat by 9-12 mm; upper 2 filaments attached near the base of the tube, slightly thickened and pubescent below. Stigma minutely bifid.