Annual or perennial herbs, subshrubs or shrubs. Leaves entire or toothed. Inflorescence a terminal or axillary spike or raceme; flowers in 2-many-flowered whorls; bracts leaf-like or reduced; bracteoles usually present. Calyx subequally 5-toothed (or rarely ± 2-lipped), 5-10-nerved. Corolla 2-lipped; upper lip erect or ascending, usually concave or
arched, entire or very shortly emarginate, usually shorter than the lower lip; lower lip spreading or reflexed, 3-lobed. Stamens
4, ascending under the upper lip; style 2-fid. Worldwide: 300 species in temperate and warm regions of the world and on tropical mountains Mozambique: 5 taxa. |
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