Lantana camara (shrub verbena). A member of the plant family VERBENACEAE.
Evergreen shrub with green leaves and flowers of variable colours arranged in dense,
domed heads. Fruits are blue-black with a single stone. Common wild and ornamental
Animals most affected
Cattle, sheep, dogs.
Ingestion of the green plant in periods of
drought and food shortage. Chewing or ingestion of the leaves (dogs).
Contains alkaloids which are hepatotoxic and nephrotoxic. Toxic doses not known.
anorexia, constipation, jaundice, ataxia;
hepatogenous photosensitization, oedema of the head and face.
vomiting, loss of weight;
jaundice and anaemia.
degeneration of the liver and kidneys;
No antidote. Symptomatic care only:
glucose solutions orally;
hepatic protective agents;
if photosensitization develops, place animal out of direct sunlight or in a well
A 12-year old chow had a history of hepatitis, associated with anaemia. It was noted
that the dog vomited frequently; its general condition gradually deteriorated, leading
to its death.
The animal regularly ate lantana and the post-mortem revealed 3-4 litres of liquid
vegetable matter in its small intestine.