The boat operator narrates the sights along the river. There are even signs indicating the flora. This sign indicates a mangrove species called "me-hirugi" (メヒルギ) in Japanese or Kandelia obovata growing in brackish water.

File information
Filename:	ur504a-20000705a-023a.jpg
Album name:	philbert / Urauchi River Cruise and Waterfall Hike 浦内川自然研究路
Keywords:	okinawa / Iriomote / urauchi / river / cruise / japanriver
Filesize:	57 KiB
Date added:	Jan 15, 2021
Dimensions:	600 x 411 pixels
Displayed:	24 times
URL:	https://photoguide.jp/pix/displayimage.php?pid=71541
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It has white, star-shaped flowers.