The wood of Guibourtia coleosperma is used for construction, flooring, joinery, interior trim, furniture, mine props, ship building, vehicle bodies, railway sleepers, toys, novelties, tool handles, turnery and decorative veneer. It is traditionally used for canoes. It is an appreciated firewood.
The seed and its aril contain oil, which is used for cooking. The red dye from the aril has been used for staining furniture. The seeds are eaten, especially during times of food shortage, often after roasting and pounding. The arils are also eaten or used to make a nourishing drink. They are cooked with cassava leaves as a relish. The bark is used for tanning and dyeing. Guibourtia coleosperma is an appreciated ornamental tree, with striking flowers and fruits, which show up against the dark glossy foliage, and providing deep shade. In traditional medicine, the roots are applied to wounds to promote healing and a root decoction is used as cure for venereal diseases. Young leaves are taken to treat cough and leaf decoctions are administered after childbirth to promote recovery and to treat stomach complaints. A decoction of roots and bark is administered as a vapour bath to treat headache, whereas roots and leaves are ingredients in mixtures for the treatment of fever and mental problems.The Chairman fountain pen is the large one in the first three pics, its cap does not screw onto the backside, it is 13 cm long (capped) and weighs 60 grams. The Junior Gentleman (cap screws on) in the last three photos weighs around 42 grams and is also 13 cm long.