Marsdenia is a genus of plant in family Apocynaceae first described as a genus in 1810. It is named in honor of the plant collector and Secretary of the Admiralty, William Marsden. The plants are native to tropical regions in Asia, Africa, Australia, and the Americas. transferred to other genera (Anisopus, Blepharodon, Cionura, Cynanchum, Dischidanthus, Dischidiopsis, Dittoceras, Dregea, Gongronema, Gymnema, Jasminanthes, Leichardtia, Lygisma, Matelea, Metalepis, Pergularia, Sarcolobus, Secamonopsis, Sinomenium, Stephanotis, Stigmatorhynchus, Tylophora)