Thevetia peruviana Pers. Thevetia peruviana originates from tropical America and is widely cultivated throughout the tropics as an ornamental, also in tropical Africa. Thevetia peruviana is used medicinally throughout the tropics in spite of its toxicity. A bark or leaf decoction is taken to loosen the bowels, as an emetic, and is said to be an effective cure for intermittent fevers. In Senegal water in which leaves and bark were macerated is taken to cure amenorrhoea.
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Click on images to enlarge. Thevetia neriifolia A. Ex Steud. Yellow oleander, be still tree , digoxin, lucky nut , Nerium oleander, yellow bells. Tropical America. Locations within which Thevetia peruviana is naturalised include many Pacific Islands. Thevetia peruviana is naturalised in parts of Kenya A. Witt pers. Thevetia peruviana can be found in pastures, in savanna and in riparian zones banks of watercourses. Thevetia peruviana is a small ornamental tree which grows to about 1.
The leaves are spirally arranged, linear and about cm in length Samal et al. All parts of the plant contain the milky juice. This plant reproduces by seed. Locally, it is also propagated by cuttings especially for use as a live hedge. Thevetia peruviana is widely grown as a garden ornamental. It is also used medicinally to some extent, though it is also known to be very poisonous. This uses cannot compensate for this plant's overall negative impacts.
Thevetia peruviana can be invasive in open areas and under light shade. All parts of the plants are very poisonous, especially the sap and oily seeds. The common name be-still refers to its poisonous properties. It has been listed as a noxious weed in South Africa prohibited plants that must be controlled. They serve no economic purpose and possess characteristics that are harmful to humans, animals or the environment. The precise management measures adopted for any plant invasion will depend upon factors such as the terrain, the cost and availability of labour, the severity of the infestation and the presence of other invasive species.
The best form of invasive species management is prevention. If prevention is no longer possible, it is best to treat the weed infestations when they are small to prevent them from establishing early detection and rapid response. Controlling the weed before it seeds will reduce future problems. Control is generally best applied to the least infested areas before dense infestations are tackled. Consistent follow-up work is required for sustainable management.
The editors could not find any specific information on the management of this species. Not listed as a noxious weed by the state or governments in Kenya, Tanzania and Uganda. Appa Rao, M. Effect of certain structural changes in cardiac glycosides of Thevetia peruviana on their toxicity. Journal of Molecular and Cellular Cardiology10 Suppl. GISD Global Invasive Species Database online data sheet. Thevetia peruviana tree.
Accessed March Henderson, L. Alien weeds and invasive plants. A complete guide to declared weeds and invaders in South Africa. Thevetia peruviana Pers. Samal, K. Clinico-pathological study of Thevetia peruviana yellow oleander poisoning. Journal of Wilderness Medicine, 3 4 Back to top. Thevetia peruviana Yellow Oleander.
Click on images to enlarge. Thevetia neriifolia A. Ex Steud. Yellow oleander, be still tree , digoxin, lucky nut , Nerium oleander, yellow bells. Tropical America.
Thevetia peruviana Pers. Apocynaceae There is no universal agreement on the correct name for this species. Some modern treatments use the name Cascabela thevetia L. If you have any useful information about this plant, please leave a comment. Comments have to be approved before they are shown here.
Cascabela thevetia syn: Thevetia peruviana is a poisonous plant native throughout Mexico and in Central America , and cultivated widely as an ornamental. It is a relative of Nerium oleander , giving it a common name yellow oleander , and is also called lucky nut in the West Indies. Cascabela thevetia is an evergreen tropical shrub or small tree. Its leaves are willow-like, linear-lanceolate, and glossy green in color. They are covered in waxy coating to reduce water loss typical of oleanders.