Annuals or perennials, in moist habitats. Inflorescence an open or contracted panicle, many-flowered. Spikelets solitary, 1-flowered, bisexual; glumes 2, reduced to a narrow, entire or 2-lobed, rim at the apex of the pedicel; sterile lemmas 2, subequal, faintly 1-nerved or nerveless; fertile lemmas strongly keeled, 5-nerved, awned or not, usually with 2 lateral protrusions at the apex. Stamens 6. Worldwide: c. 18 species in the tropics DRC: 2 taxa. |
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| Species | Botanical divisions | Content |
| barthii A. Chev. | Description | |
| longistaminata A. Chev. & Roehr. | Description, Image |