Subshrubs, shrubs or climbers. Stipules present or 0. Leaves opposite or whorled, bearing 2-4 glands on the margin of the lamina near the base of the lamina or apex of the petiole. Inflorescences umbellate or
axillary panicles.
Flowers actinomorphic or ± so, bisexual. Sepals 5. Petals 5, usually yellow, shortly unguiculate, not auriculate. Stamens 10; anthers ovate. Styles exceeding the stamens. Ovary 3-4-locular, densely hairy.
Fruit a samara bearing a single entire oblique wing. Worldwide: 18 species in tropical and South Africa and Madagascar Zimbabwe: 5 taxa. |
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