risen or standing out of water, surrounding leaves, etc.
Origin of emersed
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
(of the leaves or stems of aquatic plants) protruding above the surface of the water
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
1680s, past participle adjective from Latin emersus, past participle of emergere (see emerge).
Online Etymology Dictionary, © 2010 Douglas Harper