It is a wild plant which
needs little care and originates from the
Americas. It is said to be bought to the East by sailing
Spaniards (who used them as vegetables) back in
the days of frenzied quests by Europeans for South-Asian
flowers are ray florets of color gradients between white, rose pink to
violet. They can be propagated via seeds.
You can get this from
wet markets, usually sold by local Malays who use it as one variety of ulam (raw salad).
It is traditionallyused for blood detoxification. The
chloroform-like substance extracted from the plant contains
costunolide, stigmasterol, lutein and bypyridine which are strong
agents against bacteria and fungi such as E. Coli and Candida Albicans.