Annual or perennial herbs. Leaves usually very narrow and almost filiform, usually with tufts of hairs at the mouth of the leaf sheath. Inflorescence an anthela. Glumes spirally arranged; the lowest 1-2 may be empty, the others bisexual. Perianth 0. Stamens 2-3; stigmas 2-3, the base of the style persisting as a distinct rim or knob. Nutlet biconvex if stigmas 2, trigonous if stigmas 3. Nutlet smooth, tuberculate or, more often, transversely wrinkled. Burundi: 30 taxa. |
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| Species | Content | |
| abortiva (Steud.) C.B. Clarke | Description, Image | |
| atrosanguinea (Boeck.) C.B. Clarke | ||
| barbata (Rottb.) C.B.Clarke | ||
| boeckeleriana (Schweinf.) Beetle | Description, Image | |
| buchananii C.B. Clarke | Description, Image | |
| cardiocarpoides Cherm. | ||
| clarkeana Hutch. ex M. Bodard | Description, Image | |
| coleotricha (Hochst. ex A.Rich.) C.B.Clarke | ||
| densa (Wall.) Hand.-Mazz. | ||
| densa (Wall.) Hand.-Mazz. subsp. afromontana Lye) R.W.Haines | Description, Image | |
| filamentosa (Vahl) C.B. Clarke | Description, Image | |
| hensii (C.B.Clarke) R.W.Haines | ||
| hispidula (Vahl) R.W. Haines | Description, Image | |
| hispidula (Vahl) R.W.Haines subsp. brachyphylla (Cherm.) R.W.Haines | ||
| hispidula (Vahl) R.W.Haines subsp. hispidula | ||
| lineolata Goetgh. | ||
| longiradiata Goetgh. | ||
| macra (Ridl.) C.B. Clarke | Description, Image | |
| microelegans (Lye) R.W.Haines | ||
| nemoides Goetgh. | ||
| oritrephes (Ridl.) C.B. Clarke | Description, Image | |
| pilosa (Willd.) Cherm. | Description, Image | |
| pusilla (Hochst. ex A. Rich.) C.B. Clarke | ||
| pusilla (A.Rich.) C.B.Clarke subsp. congolensis (De Wild.) R.W. Haines | Description, Image | |
| scabricaulis Cherm. | ||
| scleropus C.B.Clarke | ||
| scrobiculata (Lye) Lye | ||
| tanzaniae (Lye) R.W.Haines | ||
| ugandensis (Lye) R.W.Haines | ||
| viridecarinata (De Wild.) Goetgh. |