a fern, Thelypteris palustris, having pinnatifid fronds and growing in wet places.
drain the swampRead more in this article about some frequently asked questions and fun facts related to our definitions.
Origin of marsh fern
First recorded in 1855–60
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for marsh fern
a fern of marshy woodlands, Thelypteris palustris, having pale green pinnate leaves and an underground rootstock
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