5c
Western
Western Highlands
H
6a
Northern
Northern Highlands
6b
Isolated Grantic Mountains
W
Wami
Alluvial Plains
AL
1a
Coast
C
1b
Southern
K
Kilombero
4b
Plateaux
P
3a
Central
Semi-Arid Lands
S
U
Usangu
4a
5b
South Western
South Western Highlands
5a
Southern Highlands
3b
South Eastern
2b
Arid Lands
A
2a
1c
Islands
R
Rufiji