Herbs or shrubs. Inflorescence terminal or axillary, thyrses, cymes or solitary. Calyx actinomorphic, 5-lobed. Corolla ± actinomorphic or 2-lipped; campanulate above; rugula on upper lip indistinct; lobes 5. Fertile stamens 4, didynamous; anthers 2-thecous. Ovary with 2 ovules. Seeds without hygroscopic hairs. Worldwide: c. 70 species in the Old World tropics Zimbabwe: 1 cultivated taxon. Insects associated with this genus: |
No image of a cultivated species but there is an image of a native or naturalised species |