| 1 | Native | Africa | East Tropical Africa | Kenya | | | Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa. |
| 1 | Native | Africa | East Tropical Africa | Tanzania | | | Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa. |
| 1 | Native | Africa | East Tropical Africa | Uganda | | | Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa. |
| 1 | Native | Africa | Northeast Tropical Africa | Ethiopia | | | Exell, A. W. et al., eds. 1960-. Flora zambesiaca. |
| 1 | Native | Africa | Northeast Tropical Africa | Somalia | | | Exell, A. W. et al., eds. 1960-. Flora zambesiaca. |
| 1 | Native | Africa | Northeast Tropical Africa | Sudan | | | Exell, A. W. et al., eds. 1960-. Flora zambesiaca. |
| 1 | Native | Africa | South Tropical Africa | Angola | | | Exell, A. W. et al., eds. 1960-. Flora zambesiaca. |
| 1 | Native | Africa | South Tropical Africa | Zimbabwe | | | Exell, A. W. et al., eds. 1960-. Flora zambesiaca. |
| 1 | Native | Africa | Southern Africa | Botswana | | | Germishuizen, G. & N. L. Meyer, eds. 2003. Plants of southern Africa: an annotated checklist. Strelitzia 14 National Botanical Institute, Pretoria, South Africa. |
| 1 | Native | Africa | Southern Africa | Namibia | | | Germishuizen, G. & N. L. Meyer, eds. 2003. Plants of southern Africa: an annotated checklist. Strelitzia 14 National Botanical Institute, Pretoria, South Africa. |
| 1 | Native | Africa | Southern Africa | South Africa | Limpopo | | Germishuizen, G. & N. L. Meyer, eds. 2003. Plants of southern Africa: an annotated checklist. Strelitzia 14 National Botanical Institute, Pretoria, South Africa. |
| 1 | Native | Africa | West Tropical Africa | Niger | | | Keay, R. W. J. & F. N. Hepper. 1953-1972. Flora of west tropical Africa, ed. 2. |
| 1 | Native | Africa | West Tropical Africa | Senegal | | | Keay, R. W. J. & F. N. Hepper. 1953-1972. Flora of west tropical Africa, ed. 2. |
| 1 | Native | Asia-Tropical | Indian Subcontinent | India | | n.w. | Exell, A. W. et al., eds. 1960-. Flora zambesiaca. |