Timbrh
- Place of production:Ekoua, Central Cameroon
- Date of production:1920–9
- Collection:Powell-Cotton Museum
Timbrh
- Place of production:Nartindati village, Yaoundé, Cameroon
- Date of production:1925–32
- Collection:Powell-Cotton Museum
Timbrh
- Place of production:Nartindati village, Yaoundé, Cameroon
- Date of production:1925–32
- Collection:Powell-Cotton Museum
Timbrh
- Place of production:Cameroon
- Date of production:1925–31
- Collection:Powell-Cotton Museum
Timbrh
- Place of production:Cameroon
- Date of production:1950–2002
- Collection:Royal Botanic Gardens, Kew