| 1 | Native | Asia-Tropical | Indian Subcontinent | Sri Lanka | | | Valkenburg, J. L. C. H. van & N. Bunyapraphatsara, eds. 2001. Medicinal and poisonous plants 2. In: Faridah Hanum, I. & L. J. G. van der Maesen, eds., Plant Resources of South-East Asia (PROSEA) 12(2):66-67. |
| 1 | Native | Asia-Tropical | Indo-China | Cambodia | | | Valkenburg, J. L. C. H. van & N. Bunyapraphatsara, eds. 2001. Medicinal and poisonous plants 2. In: Faridah Hanum, I. & L. J. G. van der Maesen, eds., Plant Resources of South-East Asia (PROSEA) 12(2):66-67. |
| 1 | Native | Asia-Tropical | Indo-China | India | Andaman and Nicobar Islands | | Valkenburg, J. L. C. H. van & N. Bunyapraphatsara, eds. 2001. Medicinal and poisonous plants 2. In: Faridah Hanum, I. & L. J. G. van der Maesen, eds., Plant Resources of South-East Asia (PROSEA) 12(2):66-67. |
| 1 | Native | Asia-Tropical | Indo-China | Thailand | | | Valkenburg, J. L. C. H. van & N. Bunyapraphatsara, eds. 2001. Medicinal and poisonous plants 2. In: Faridah Hanum, I. & L. J. G. van der Maesen, eds., Plant Resources of South-East Asia (PROSEA) 12(2):66-67. |
| 1 | Native | Asia-Tropical | Indo-China | Vietnam | | | Valkenburg, J. L. C. H. van & N. Bunyapraphatsara, eds. 2001. Medicinal and poisonous plants 2. In: Faridah Hanum, I. & L. J. G. van der Maesen, eds., Plant Resources of South-East Asia (PROSEA) 12(2):66-67. |
| 1 | Native | Asia-Tropical | Malesia | Indonesia | Kalimantan | | Soerianegara, I. & R. H. M. J. Lemmens, eds. 1993. Timber trees: major commercial timbers. In: Faridah Hanum, I. & L. J. G. van der Maesen, eds., Plant Resources of South-East Asia (PROSEA) 5(1):88. |
| 1 | Native | Asia-Tropical | Malesia | Indonesia | Maluku | | Soerianegara, I. & R. H. M. J. Lemmens, eds. 1993. Timber trees: major commercial timbers. In: Faridah Hanum, I. & L. J. G. van der Maesen, eds., Plant Resources of South-East Asia (PROSEA) 5(1):88. |
| 1 | Native | Asia-Tropical | Malesia | Indonesia | Sumatera | n. | Soerianegara, I. & R. H. M. J. Lemmens, eds. 1993. Timber trees: major commercial timbers. In: Faridah Hanum, I. & L. J. G. van der Maesen, eds., Plant Resources of South-East Asia (PROSEA) 5(1):88. |
| 1 | Native | Asia-Tropical | Malesia | Malaysia | | | Valkenburg, J. L. C. H. van & N. Bunyapraphatsara, eds. 2001. Medicinal and poisonous plants 2. In: Faridah Hanum, I. & L. J. G. van der Maesen, eds., Plant Resources of South-East Asia (PROSEA) 12(2):66-67. |
| 1 | Native | Asia-Tropical | Malesia | Philippines | | | Soerianegara, I. & R. H. M. J. Lemmens, eds. 1993. Timber trees: major commercial timbers. In: Faridah Hanum, I. & L. J. G. van der Maesen, eds., Plant Resources of South-East Asia (PROSEA) 5(1):88. |
| 1 | Native | Asia-Tropical | Malesia | Singapore | | | Kiew, R. et al., eds. 2010-. Flora of peninsular Malaysia Note: Forest Research Institute Malaysia. |
| 1 | Native | Asia-Tropical | Papuasia | Papua New Guinea | | | Sidiyasa, K. 1997. Taxonomy, phylogeny, and wood anatomy of Alstonia (Apocynaceae). Blumea suppl. 11:149-153. |
| 2 | Cultivated | Africa | South Tropical Africa | Angola | | | PROTABASE, the information base of PROTA (Plant Resources of Tropical Africa) (on-line resource). Note: mentions |
| 2 | Cultivated | Africa | South Tropical Africa | Zimbabwe | | | PROTABASE, the information base of PROTA (Plant Resources of Tropical Africa) (on-line resource). Note: mentions |
| 2 | Cultivated | Africa | West Tropical Africa | Côte D'Ivoire | | | PROTABASE, the information base of PROTA (Plant Resources of Tropical Africa) (on-line resource). Note: mentions |
| 2 | Cultivated | Africa | West Tropical Africa | Sierra Leone | | | PROTABASE, the information base of PROTA (Plant Resources of Tropical Africa) (on-line resource). Note: mentions |
| 2 | Cultivated | Asia-Temperate | China | China | Guangdong Sheng | s. | Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). |
| 2 | Cultivated | Asia-Temperate | China | China | Yunnan Sheng | s. | Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). |
| 2 | Cultivated | Asia-Tropical | Indian Subcontinent | India | | | Valkenburg, J. L. C. H. van & N. Bunyapraphatsara, eds. 2001. Medicinal and poisonous plants 2. In: Faridah Hanum, I. & L. J. G. van der Maesen, eds., Plant Resources of South-East Asia (PROSEA) 12(2):66-67. |
| 4 | Naturalized | Pacific | North-Central Pacific | United States | Hawaii | | Wagner, W. L. et al. 1997. Contributions to the Flora of the Hawai`i. VI. Occas. Pap. Bernice Pauahi Bishop Mus. 48:51-65. |