Origin: India, Vietnam, Cambodia, Laos, Thailand, Myanmar
The first time that I found this shrub was in February 2011 at Bukit Timah Nature Reserve. I was surprised to know that it is not a native plant after reading the article below.
Reference:
Teo S, Chong KY, Chung YF, Kurukulasuriya BR, Tan HTW. Casual establishment of some cultivated urban plants in Singapore. Nature in Singapore 2011;4:127-133. | Read article |