Perennial herbs, with woody rootstock. Leaves opposite or rarely in whorls of 3, sessile or shortly petiolate, linear to round; stipules 3-5-fid or setose, adnate to petiole, persistent. Flowers dimorphic, some flowers with anthers included and style exserted and others completely vice versa; in terminal, pedunculate, spikes or heads. Calyx hairy, persistent, 3-5-lobed, 1-3 lobes foliaceous and others small or 0; tube shallow. Corolla 5-lobed, blue, hairy; lobes oblong, apiculate, shorter than tube; tube cylindric, becoming campanulate above, villous within. Stamens 4 or 5, arising deep in corolla tube; filaments +/- as long as linear anthers. Disc annular. Ovary 2-locular, with a solitary pendulous ovule in each locule; style filiform; stigma of 2 filiform arms. Fruit dry, globular, slightly lobed, ovoid or compressed-obcordate, indehiscent or tardily dehiscent into cocci, or subglobose and rather succulent. Seeds small, compressed. x = 10 (aneuploids, polyploidy).
Species 15, tropical Africa; 3 in sthn Afr., Northern Province, Gauteng, Mpumalanga, Swaziland, Free State, KwaZulu-Natal, Lesotho and Eastern Cape.

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Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith