marsh fern


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marsh fern

n
(Plants) a fern of marshy woodlands, Thelypteris palustris, having pale green pinnate leaves and an underground rootstock
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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Noun1.marsh fern - fern having pinnatifid fronds and growing in wet placesmarsh fern - fern having pinnatifid fronds and growing in wet places; cosmopolitan in north temperate regions
fern - any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores
genus Thelypteris, Thelypteris - marsh ferns: in some classification systems considered part of genus Dryopteris in family Dryopteridaceae
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Sterile fronds of sensitive fern average 60 cm in height and 30 cm or more at maximum breadth (Johnson, 1993), and those of marsh fern average 45 cm high x 10 cm at widest point (Smith, 1993).
The final families treated are Polypodiaceae (polypody family), Pteridaceae (maidenhair fern family), Thelypteridaceae (marsh fern family), and Vittariaceae (shoestring fern family).
teres), Vaccinium macrocarpon (American cranberry), Thelypteris palustris (marsh fern) and Osmunda regalis (royal fern) (Swinehart, 1997).