Reference: Brummitt, R.K. (2001) TDGW - World Geographical Scheme for Recording Plant Distributions, 2nd Edition
- Asia-Temperate
- China
- China South-Central, Hainan, China North-Central, China Southeast, Tibet.
- Eastern Asia
- Japan, Korea, Nansei-shoto, Taiwan.
- Asia-Tropical
- Indian Subcontinent
- Assam, Bangladesh, East Himalaya, Nepal.
- Indo-China
- Laos, Myanmar, Thailand, Vietnam.
- Malesia
- Borneo, Jawa, Peninsular Malaysia, Maluku, Philippines, Sulawesi, Sumatera.
- Papuasia
- Bismarck Archipelago, Papua New Guinea, Solomon Islands.
- Pacific
- Southwestern Pacific
- Fiji, New Caledonia, Samoa, Vanuatu.
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