royal fern(redirected from royal ferns)
Also found in: Thesaurus.
A fern (Osmunda regalis) of worldwide distribution, having tall fronds with widely spaced oblong leaflets.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Plants) a fern, Osmunda regalis, of damp regions, having large fronds up to 2 metres (7 feet) in height, some of which are modified for bearing spores: family Osmundaceae
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
a tall, coarse osmunda fern, Osmunda regalis, having large, upright fronds, growing in wetland areas.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
Switch to new thesaurus
|Noun||1.||royal fern - large deeply rooted fern of worldwide distribution with upright bipinnate compound tufted fronds|
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.