සල්[Sal]/Cannon ball tree(Couroupita guianensis)[Couroupita surinamensis]

Native plant of South America. Introduced probably in 1881# and widely cultivated throughout the country since then. Often cultivated near Buddhist temples wrongly believing that this is the Sal tree under that queen Mahamaya gave birth to the prince Sidhdhartha and also Parinibbana (demise) of the Lord Buddha occurred *. 

# http://www.vidusara.com/2011/06/22/feature6.html
*That Sal tree is Shorea obusta of Dipterocarpaceae family (http://en.wikipedia.org/wiki/Shorea_robusta). A native plant of Indian subcontinent ( http://www.nation.lk/edition/fine/item/38684-how-sal-trees-arrived-in-sri-lanka.html )

එළ මිදෙල්ල [Ela Midella] (Barringtonia acutangula)

An indigenous tree occurs mainly near tanks, irrigation channels and flood plains of the dry lowlands. Occasionally found also near paddy fields and streams of the wet lowlands.