Strophanthus amboensisStrophanthus amboensis is a plant in the dogbane family Apocynaceae.DescriptionStrophanthus amboensis grows as a deciduous shrub up to tall, or as a liana up to long, with a stem diameter up to. Its flowers feature an orange-yellow turning purple corolla tube, white-streaked on the inside.Distribution and habitatStrophanthus amboensis is native to the Democratic Republic of the Congo, Angola and Namibia. Its habitats are forest margins, scrubland or rock fissures, from altitude.UsesStrophanthus amboensis is used in local traditional medicine treatments for rheumatism, venereal diseases and scabies. The plant has been used as arrow poison.