| 1 | Native | Africa | Northern Africa | Algeria | | | Greuter, W. et al., eds. 1984-. Med-Checklist. |
| 1 | Native | Africa | Northern Africa | Libya | | | Greuter, W. et al., eds. 1984-. Med-Checklist. |
| 1 | Native | Africa | Northern Africa | Morocco | | | Greuter, W. et al., eds. 1984-. Med-Checklist. |
| 1 | Native | Africa | Northern Africa | Tunisia | | | Greuter, W. et al., eds. 1984-. Med-Checklist. |
| 1 | Native | Africa | West Tropical Africa | Niger | | | Pagen, F. J. J. 1987. Oleanders: Nerium L. and the oleander cultivars. Agric. Univ. Wageningen Pap. 87-2:1-113. |
| 1 | Native | Asia-Temperate | Arabian Peninsula | Oman | | | Ghazanfar, S. A. 1992. An annotated catalogue of the vascular plants of Oman. Scripta Botanica Belgica 2 |
| 1 | Native | Asia-Temperate | Arabian Peninsula | United Arab Emirates | | | Pagen, F. J. J. 1987. Oleanders: Nerium L. and the oleander cultivars. Agric. Univ. Wageningen Pap. 87-2:1-113. |
| 1 | Native | Asia-Temperate | China | China | Yunnan Sheng | | Pagen, F. J. J. 1987. Oleanders: Nerium L. and the oleander cultivars. Agric. Univ. Wageningen Pap. 87-2:1-113. |
| 1 | Native | Asia-Temperate | Western Asia | Afghanistan | | | Rechinger, K. H., ed. 1963-. Flora iranica. |
| 1 | Native | Asia-Temperate | Western Asia | Cyprus | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Asia-Temperate | Western Asia | Iran | | | Rechinger, K. H., ed. 1963-. Flora iranica. |
| 1 | Native | Asia-Temperate | Western Asia | Iraq | | | Rechinger, K. H., ed. 1963-. Flora iranica. |
| 1 | Native | Asia-Temperate | Western Asia | Israel | | | Pagen, F. J. J. 1987. Oleanders: Nerium L. and the oleander cultivars. Agric. Univ. Wageningen Pap. 87-2:1-113. |
| 1 | Native | Asia-Temperate | Western Asia | Jordan | | | Pagen, F. J. J. 1987. Oleanders: Nerium L. and the oleander cultivars. Agric. Univ. Wageningen Pap. 87-2:1-113. |
| 1 | Native | Asia-Temperate | Western Asia | Lebanon | | | Pagen, F. J. J. 1987. Oleanders: Nerium L. and the oleander cultivars. Agric. Univ. Wageningen Pap. 87-2:1-113. |
| 1 | Native | Asia-Temperate | Western Asia | Syria | | | Pagen, F. J. J. 1987. Oleanders: Nerium L. and the oleander cultivars. Agric. Univ. Wageningen Pap. 87-2:1-113. |
| 1 | Native | Asia-Temperate | Western Asia | Turkey | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Asia-Tropical | Indian Subcontinent | India | Jammu and Kashmir | | Pagen, F. J. J. 1987. Oleanders: Nerium L. and the oleander cultivars. Agric. Univ. Wageningen Pap. 87-2:1-113. |
| 1 | Native | Asia-Tropical | Indian Subcontinent | India | Punjab | | Pagen, F. J. J. 1987. Oleanders: Nerium L. and the oleander cultivars. Agric. Univ. Wageningen Pap. 87-2:1-113. |
| 1 | Native | Asia-Tropical | Indian Subcontinent | Nepal | | | Pagen, F. J. J. 1987. Oleanders: Nerium L. and the oleander cultivars. Agric. Univ. Wageningen Pap. 87-2:1-113. |
| 1 | Native | Asia-Tropical | Indian Subcontinent | Pakistan | | | Nasir, E. & S. I. Ali, eds. 1970-. Flora of [West] Pakistan. |
| 1 | Native | Europe | Southeastern Europe | Albania | | | Greuter, W. et al., eds. 1984-. Med-Checklist. |
| 1 | Native | Europe | Southeastern Europe | Croatia | | | Pagen, F. J. J. 1987. Oleanders: Nerium L. and the oleander cultivars. Agric. Univ. Wageningen Pap. 87-2:1-113. |
| 1 | Native | Europe | Southeastern Europe | Greece | | incl. Crete & e. Aegean Islands | Greuter, W. et al., eds. 1984-. Med-Checklist. |
| 1 | Native | Europe | Southeastern Europe | Italy | | incl. Sardinia, Sicily | Greuter, W. et al., eds. 1984-. Med-Checklist. |
| 1 | Native | Europe | Southeastern Europe | Malta | | | Greuter, W. et al., eds. 1984-. Med-Checklist. |
| 1 | Native | Europe | Southwestern Europe | France | | incl. Corsica | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southwestern Europe | Portugal | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southwestern Europe | Spain | | incl. Baleares | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 2 | Cultivated | | | | | also cult. | |
| 4 | Naturalized | | | | | widely natzd. | |
| 6 | Other | | | | | exact native range obscure | |