Terrestrial herbs, growing from tubers. Leaves ± basal on the flowering stem or on a separate shoot with sheathing leaves along the flowering stem. Inflorescence few to many-flowered; bracts often large and reflexed. Flowers non-resupinate. Petals and sepals similar, often partly united with the lip. Lip forming a hood with broad or narrow mouth, 2-spurred from the base; spurs rarely 0. Column inside the lip; pollinia 2. Worldwide: Over 100 species, mostly in Africa, with 5 in Madagascar and 2 in Asia. Burundi: 10 taxa. |
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| Species | Content | |
| amblyosaccos Schltr. | Description, Image | |
| breve Rolfe | Description, Image | |
| carsonii Rolfe | Description, Image | |
| coriophoroides A. Rich. | Description, Image | |
| crassicaule Rendle | Description, Image | |
| kitimboense Kraenzl. | Description, Image | |
| orbiculare Rolfe | Description, Image | |
| sphaeranthum Schltr. | ||
| trinerve Lindl. | Description, Image | |
| volkensii Schltr. | Description, Image |