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Oncostemma
Also called Swallowwort, Dog Strangling Vines, Swallow Wort, Swallow Worts
Vincetoxicum oblongum is a species of plants in the family Apocynaceae, native from west tropical Africa to south-west Ethiopia. Its synonyms include Oncostemma cuspidatum, at one time placed as the only species in the genus Oncostemma.
Vincetoxicum oblongum is native to tropical Africa: Benin, Burkina Faso, Cameroon, Ethiopia, Gabon, Guinea, the Gulf of Guinea Islands, Ivory Coast, Liberia and Nigeria.
Vincetoxicum tsaii · Vincetoxicum shaanxiense · Cynanchum elegans · Cynanchum floribundum · Vincetoxicum diplostigma · Vincetoxicum auritum · Vincetoxicum forsteri · Vincetoxicum rupicola · Swallowwort · Vincetoxicum anomalum · Bearded Tylophora · Vincetoxicum bracteatum
Text excerpted from the Wikipedia article Vincetoxicum oblongum by its contributors, under CC BY-SA 4.0; the excerpts are shared under the same licence.
