Reference: Brummitt, R.K. (2001) TDGW - World Geographical Scheme for Recording Plant Distributions, 2nd Edition
- Africa
- West Tropical Africa
- Ghana, Guinea, Ivory Coast, Liberia, Nigeria, Sierre Leone.
- West-Central Tropical Africa
- Central African Republic, Cameroon, Congo, Equatorial Guinea, Gabon, Gulf of Guinea Islands, Zaïre.
- Northeast Tropical Africa
- East Tropical Africa
- South Tropical Africa
- Angola, Malawi, Mozambique, Zambia, Zimbabwe.
- Southern Africa
- Western Indian Ocean
- Comoros, Madagascar, Seychelles.
- Asia-Temperate
- China
- China South-Central, China Southeast.
- Eastern Asia
- Asia-Tropical
- Indian Subcontinent
- Assam, Bangladesh, India, Sri Lanka.
- Indo-China
- Andaman Islands, Cambodia, Laos, Myanmar, Nicobar Islands, Thailand, Vietnam.
- Malesia
- Borneo, Jawa, Lesser Sunda Islands, Peninsular Malaysia, Maluku, Philippines, Sulawesi, Sumatera.
- Papuasia
- Northern America
- Southeastern U.S.A.
- Mexico
- Mexico Central, Mexico Gulf, Mexico Southwest, Mexico Southeast.
- Southern America
- Central America
- Belize, Costa Rica, El Salvador, Guatemala, Honduras, Nicaragua, Panama.
- Caribbean
- Bahamas, Cayman Islands, Cuba, Dominican Republic, Haiti, Jamaica, Leeward Islands, Puerto Rico, Trinidad-Tobago, Windward Islands.
- Northern South America
- French Guiana, Guyana, Suriname, Venezuela.
- Western South America
- Bolivia, Colombia, Ecuador, Peru.
- Brazil
- Brazil West-Central, Brazil Northeast, Brazil Southeast, Brazil North, Brazil South.
- Southern South America‘‘‘
- Argentina Northeast, Paraguay.
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