Erect, trailing or climbing shrubs, rarely small trees.
Leaves alternate usually with glands beneath at the base and sometimes with 2 rows of smaller glands parallel to the margins. Inflorescences of corymbs, panicles or racemes, axillary or terminal. Flowers actinomorphic or nearly so. Sepals with one or more subcircular glands. Petals 5, white or yellow, usually unguiculate. Stamens 10; anthers lanceolate, ovate or ovate-oblong. Ovary 3-locular, usually with one abortive loculus; usually densely hairy. Fruit a samara with an entire dorsal wing. Worldwide: 30 species in tropical Africa, Madagascar and New Caledonia Zambia: 2 taxa. The larvae of the following species of insect eat species of this genus: |
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