Billygoat Weed Or Ageratum Conyzoides Bush Stock Image

Ageratum conyzoides (billygoat-weed, chick weed, goatweed, whiteweed, mentrasto) is native to Tropical America, especially Brazil, and is an invasive weed in many other regions. It is an herb that is 0.5–1 m. high, with ovate leaves 2–6 cm long, and flowers are white to mauve. In Vietnam, the plant is called pig feces flowera due to its growth in dirty areas. As a medicinal plant, Ageratum conyzoides is widely used by many traditional cultures, against dysentery and diarrhea. It is also an insecticide and nematicide.