Symoens, J.J., Billiet, F. (1975) Alismataceae Flore d' Afrique Centrale Jardin Botanique National de Belgique
Aquatic herbs. Leaves sagittate at base, erect. Inflorescence a pyramidal panicle, composed of 4-7 whorls; lower whorls bearing female or bisexual flowers; upper bearing mostly male flowers. Sepals boat-shaped, deflexed after flowering. Petals, white, circular, clawed. Stamens 6. Carpels numerous. Worldwide: 4 species in Old World tropics. DRC: 2 taxa. |
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| Species | Botanical divisions | Content |
| angolense Buchenau | IV,V,XI | Description, Image |
| obtusifolium (L.) Miq. | IX | Description, Image |