Leistner, O.A. (2005) Seed plants of southern tropical Africa: families and genera SABONET Report No. 26 SABONET, Pretoria
Herbaceous perennial. Rootstock tuberous. Leaves opposite, subsessile. Inflorescence of terminal and lateral umbels. Corolla deeply 5-lobed. Corona 5-lobed, petal-like, more conspicuous than the corolla, with 2-3 lobes in the claw. Follicles in pairs, fusiform, beaked, pubescent. Worldwide: 1 species in tropical Africa with 8 subspecies. Zambia: 2 taxa. |
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| Species | FZ divisions | Content |
| rosea Oliv. subsp. cornetii (Dewèvre) Goyder | N,W,C,S | Description |
| rosea Oliv. subsp. orbicularis (N.E. Br) Goyder | W,C | Description |