Annual or perennial, ± succulent herbs. Stipules 0. Leaves mostly opposite, simple. Inflorescences in the form of am umbel or loosely dichasial. Flowers bisexual or unisexual, actinomorphic. Perianth segments 5, free. Stamens 5-20. Ovary superior, of 5-15 free carpels; ovule 1. Fruit of separate achenes. Worldwide: 1 genus and 7 species, tropical and subtropical Africa. Zimbabwe: 1 genus and 2 taxa. |
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