Botanical Regions of Papua New Guinea

1West Sepik 10Central
2East Sepik 11Northern
3Madang 12Milne Bay
4Morobe 13Papuan Islands
5Western Highlands 14New Britain
6Eastern Highlands 15New Ireland
7Southern Highlands 16Manus
8Western 17Bougainville
9Gulf  
The Botanical Regions of Papua New Guinea are based on the original Political Districts of the pre-Independence administration of the Territory of Papua and New Guinea. The boundaries and names of the current Political Provinces are very similar to these botanical regions.