Sausage Tree/Kigelia is a genus of flowering plants in the family Bignoniaceae. The genus consists of only one species, Kigelia Africana, which occurs throughout tropical Africa. The so-called sausage tree grows a poisonous fruit that is up to 60 cm (2 feet) long, weighs about 7 kg (15 pounds), and resembles a sausage in a casing.
| Sausage Tree Quick Facts | |
|---|---|
| Name: | Sausage Tree |
| Scientific Name: | Kigelia Africana |
| Origin | Africa |
| Colors | Greyish-brown |
| Shapes | Oblong or oblong-cylindric |
Kigelia Africana belongs to the family Bignoniaceae and has extensive geographical distribution in West and Central Africa. The tree is found on river banks, wet areas along streams and on floodplains of Nigeria, Kenya, Cameroon, Senegal, and Guinea. Also, it is found in open woodland from KwaZulu-Natal to Tanzania, Chad, Eritrea, South Africa, and Namibia. It is grown as an ornamental plant in tropical regions for decorative flowers and unusual fruit so the name sausage tree occurred. The mammals such as bush pigs, baboons, porcupines, monkeys, elephants, savannah, giraffes, and hippopotamus eat seeds.
Plant description
Kigelia Africana is a deciduous and wide-spreading tree that reaches 10 to 20 meters high having short and squat light brown trunk and bark which is flaky as it ages. Leaves are alternate, odd-pinnate having 5 to 9 leaflets which are opposite, glossy, and ovate to elliptic-ovate measuring 8–16 cm long by 3–6 cm wide. Flowers are large, maroon red upto 9 cm wide, and borne in 4 to 12 flowered panicles on long and pendulous pedicles. The calyx is campanulate, 5-toothed or lobed. Corolla tube is slender, broadly bell-shaped, curved, and 5-lobed. Flowers are then followed by fruits that are hard, greyish-brown, huge, scurfy, oblong or oblong-cylindric about 20–100 cm in length, 8–18 cm wide. The pulp is firm and fibrous which contains numerous small seeds. It weighs 5-10 kg.
Foliage
Leaves are opposite or in whorls of three about 30 to 51 cm long, pinnate having 6 to 10 leaflets upto 20 cm long and 5.7 cm broad. The terminal leaflet can be present or absent.
Flowers
Flowers hang down from branches on long and flexible stems. Flowers form in panicles. Flowers are bell-shaped, orange to maroon or purplish green and about 10 cm (4 inches) wide.
Fruit
Fruit is a woody berry about 30 to 99 cm and 18 cm broad. It weighs between 5 to 10 kg. The pulp of the fruit is fibrous and contains many seeds.
Traditional uses
- It is used by traditional healers for treating skin ailments, boils, fungal infections, eczema, psoriasis, and ringworm.
- Use it for internal ailments such as tapeworm, dysentery, diabetes, malaria, hemorrhaging, toothache, pneumonia, and used as a purgative.
- The fruit is used as a wash or drink for young children in Southern Nigeria.
- The dried root bark is used for treating uterus cancer and alimentary tract cancer in Malawi.
- In Gold Coast, the bark is used as a cure for dysentery and rheumatism.
- In Sierra Leone, women apply heated bark to the breast for speeding up returning to normal after the suckling child has been detached.
- In Tanzania, the bark is used for treating the swelling of breasts.
- Fruit decoction is used as an aid for edema of legs and elephantiasis in Cote D’Ivorie.
- In Central Africa, unripe fruit is used as a dressing for rheumatism and syphilis.
- Women apply cosmetic preparations of Kigelia Africana fruit for a blemish-free complexion.
- Use the green fruit as a poultice for rheumatism and syphilis and apply the poultice made from leaves for treating backache.
- For toothache, a decoction made from the bark is used to gargle in Zimbabwe.
- To treat epilepsy, wash the head with bark infusion.
- Leaves are used for treating stomach, kidney ailments, dysentery, and wounds in West Africa.
- Use the fruit to treat acne.
- The bark is used for dysentery and rheumatism in the Gold Coast.
Culinary uses
- Fruits are dried, fermented, or roasted.
- Roasted fruits are used to flavor beer.
- Roasted seeds are consumed as a famine food.
Other facts
- Dried fruits are used to make an alcoholic beverage called Muratina which is a core component in cultural events in Central Kenya.
- Kigelia is also used in a number of skincare products.
- Timber is used for makoros, yokes, and oars in Botswana.
- The tree is widely grown as an ornamental tree in tropical regions for its decorative flowers and unusual fruit.
- Slices of mature baked fruits are used to ferment and flavor traditional African beer.
- Boiled fruits are also used to produce a red dye and the roots are reported to produce a yellow dye.
- Wood is considered excellent for dugout canoes, planks, and fence posts.
- It is also used for making boxes, drums, stools, yokes, tool handles, mortars, and large bowls for watering cattle.
- Weapon bows are made from branches, and smaller branches are hollowed to administer enemas to children.
- Due to its occurrence along watercourses, it is suitable for erosion control and riverbank stabilization.
- All parts of the tree are used in traditional medicine for a number of illnesses ranging from blood and circulatory system disorders to digestion and infection problems.
- The tree begins to flower at the age of 6 years.
Side Effects
- The unripe fruit is reputed to be highly poisonous if taken orally.
- Fruit sometimes causes blistering of the tongue and skin.
- It has also been alleged that a woman died 36 hours after vomiting when this plant was used as an abortifacient.
- Do not eat fresh or green fruits.
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