landscape acanthus ilicifolius flower.

landscape acanthus ilicifolius flower acanthaceae family ruellia bangladesh sundarbans beautiful color eco tourism environmental foliage harbaria hollyleaved holy mangrove horizontal leaf leaves littoral makeshift forest natural plant wild doloariu dilivaria ilicifolia sea holly nivagur tropical scenic beauty sundarban national park sundari seedlings unesco world heritage vegetation sundarbon sanctuary woodland largest young tree alisi selective focus shallow depth field background blur