Dimorphocalyx glabellus is a species of plant in the family Euphorbiaceae. It is a small evergreen tree endemic to Sri Lanka.
In culture It is known as "weli wenna" in Sinhala and "tentukki" in Tamil.
Uses Whole plant is used as an important medicinal plant in Ayurveda.
References
http://indiabiodiversity.org/species/show/263237 http://www.theplantlist.org/tpl/record/kew-61904 http://www.discoverlife.org/mp/20q?search=Dimorphocalyx+glabellus