Uncaria elliptica

Uncaria elliptica, synonym Uncaria thwaitesii, is a species of plant in the family Rubiaceae. It is native from Sri Lanka through Indo-China to west Malesia.

Distribution
Uncaria elliptica is native to Borneo, Cambodia, Java, the Malay Peninsula, Myanmar, Sri Lanka, Sumatra and Thailand.

Conservation
Uncaria thwaitesii was assessed as "critically endangered" in the 1998 IUCN Red List, where it is said to be native only to Sri Lanka. , U. thwaitesii was regarded as a synonym of Uncaria thwaitesii, which has a wider distribution.