6688.000 Strophanthus DC.

Lianes or climbing shrubs, with clear, white or yellow latex. Leaves opposite and decussate or ternate (rarely in whorls of 4). Inflorescences 1-many-flowered cymes, terminal or in the forks of branches. Corolla colour shades of white and red initially, later turning yellow and purple. Corolla consisting of tube, corona and lobes; the corona 10-lobed with lobes arranged in pairs between the corolla lobes; the lobes produced into long linear tails (in ours), overlapping to the right. Anthers connivent into a cone at the apex of the style. Ovary 2-locular. Fruit of 2 divergent, rigid or woody, tapering follicles. Seeds beaked with an apical tuft of hairs.

Worldwide: 38 species in the Old World tropics

Angola: 10 taxa.