Brenan, J.P.M. (1978) Trapaceae Flora Zambesiaca 4
Symoens, J.-J. & Symoens-Piqueray, B. (2004) Trapaceae Flore d'Afrique Centrale (Congo-Kinshasa - Rwanda - Burundi) Jardin Botanique National de Belgique
Aquatic floating herbs. Stipules cleft to base. Leaves alternate, in floating rosettes; petiole spongy and inflated about the middle. Adventitious roots leaf-like, pinnatisect into many filiform segments. Flowers bisexual, actinomorphic, solitary from upper axils. Sepals, petals and stamens 4. Petals white. Ovary semi-inferior, 2-locular. Fruit a 1-seeded drupe bearing 2-4 horns. Worldwide: 1 genus and 8 species in the Old World excluding the Pacific. DRC: 1 genus and 1 taxon. |
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| Genus | Content |
| Trapa L. | Description |