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Annual or perennial herbs sometimes with a woody base. Leaves opposite, paripinnate, one of each pair usually larger than the other. Leaflets opposite, entire, slightly asymmetrical. Flowers solitary, axillary. Petals yellow. Ovary 5-lobed, densely stiffly hairy. Fruit breaking up into 5 cocci, each coccus tuberculate on the back, spiny, 1-5-seeded. Worldwide: 25 species in tropical and warm areas, especially dry parts of Africa Burundi: 1 taxon. |
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terrestris L. | Description, Image |
Home | > | List of families | > | Zygophyllaceae | > | Tribulus |