Erect, rarely prostrate or climbing, herbs or subshrubs. Stipules present. Leaves 1- or 3-foliolate; leaflets often with small glands beneath. Flowers
reflexed. Calyx 5-lobed, lobes equal or unequal, the upper free
or sometimes partly fused. Corolla basically yellow. Ovary 2-ovulate. Pods up to 2 × as long as broad, oblong
or elliptic, flattened, covered with long hairs or glabrescent. Seeds 2, ovoid or oblong; funicle inserted at one end of the
linear hilum. Worldwide: 130 species in tropical and warm areas Caprivi: 1 taxon. The larvae of the following species of insect eat species of this genus: |
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