Ageratum conyzoides

Ageratum conyzoides ( commonly known as Billygoat-weed, Chick weed, Goatweed, Whiteweed ) is a annual weed originated from tropical America.  Although it is now naturalized locally, it is still not very well known among locals.  

A. conyzoides has little known uses.  It is more being a noxious weed colonizing roadsides, plantations and wastelands. 

Its uses in folk medicine is limited due to its toxicity.  The plant contains lycopsamine and echinatine.  Ingesting A. conyzoides can cause liver lesions and tumors.  There was a mass poisoning incident in Ethiopia as a result of contamination of grain with A. conyzoides.  However, its potentially an plant-based insecticide and nematicide.