Caustic vine (species: Cynanchum viminale) in taxonomy (Lizard Island Field Guide)
Cynanchum viminale
Caustic vine

©Anne Hoggett: Cynanchum viminale in flower at Lizard Island Research Station

©Anne Hoggett: Cynanchum viminale flowers, Lizard Island

©Anne Hoggett: Cynanchum viminale in flower at Lizard Island
Kingdom Plantae
Division Charophyta
Class Equisetopsida
Order Gentianales
Family Apocynaceae
Genus Cynanchum
Species Cynanchum viminale



Distinguishing features

A leafless succulent that may form creeping or bushy plants. The stems are about 5 mm diameter and they exude a sticky white sap when damaged.


  • Size data has not been obtained.



©Atlas of Living Australia: Australian distribution

Web resources


  • Byrnes, N.B., S.L. Everist, S.T. Reynolds, A. Specht and R.L. Specht (1977). The vegetation of Lizard Island, North Queensland, Proceedings of the Royal Society of Queensland, 88: 1-15. LIRS catalog number 3.
  • Colvill, A., M. Ahmet, S. Clag and B. Haigh (2004). Lizard Island fauna and flora sampling report.Queensland Parks and Wildlife Service. LIRS catalog number 10067.
  • De Sloover, J.R. and A.-L. Jacquemart (2008). Nymph Island (Great Barrier Reef, Qld., Australia): Flora and vegetation of a low wooded island, Scripta Botanica Belgica, 43: 1-88. LIRS catalog number 1210.