Hortonia floribunda is a species of plant in the Monimiaceae family. It is endemic to Sri Lanka.
Culture Known as "වෑවිය - wewiya" in Sinhala.
References
https://web.archive.org/web/20140903134959/http://www.pdn.ac.lk/cjsbs/cjsps/text/text31.2.pdf http://www.clarinsusa.com/en/hortonia_floribunda.html http://www.theplantlist.org/tpl1.1/record/kew-2853686