Oxystelma esculentum (L.f.) Sm. [ Oxystelma esculentum (L.f.) R. Br. ex Schultes]
no HD illustration available (m1)

Oxystelma esculentum test [Asclepiadaceae]
H.G.A. Engler, O. Drude, Veg. Erde, vol. 9(2): : p. 174, fig. 142A-E (1908)