a grass, Ammophila arenaria, having matted, creeping rhizomes, grown on sandy shores of Europe, North America, and Australia to bind the sand.
Origin of marram grass
Also called mar·ram.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
any of several grasses of the genus Ammophila, esp A. arenaria, that grow on sandy shores and can withstand drying: often planted to stabilize sand dunes
Word Origin for marram grass
C17 marram, from Old Norse marálmr, from marr sea + hálmr haulm
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