Bukit Tagar, Hulu Selangor, Malaysia. Eupatorium odoratum L. syn. Chromolaena odorata (L.) R. M. King & H. Rob. Asteraceae. CN: [Malay - Pokok kapal terbang, Pokok malialam], Siam weed, Christmas bush, Common floss flower. Native to North America, from Florida and Texas to Mexico and the Caribbean and now pan-tropically. Noxious weeds and must be eradicated on a farm. All parts of plant poisonous but excellent to facilitate blood clotting for minor wound and many other medicinal uses.