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bladder fern

noun
1.
any of several ferns of the genus Cystopteris, having pinnate leaves and growing in rocky areas.
Origin of bladder fern
1820-1830
1820-30; so called from the bladderlike indusium
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for bladder fern
Historical Examples
  • The bladder fern is propagated in part from its bulblets, while the walking leaf bends over to the earth and roots at the tip.

    The Fern Lover's Companion George Henry Tilton
British Dictionary definitions for bladder fern

bladder fern

noun
1.
a small fern, Cystoperis fragilis, with graceful lanceolate leaves, typically growing on limestone rocks and walls
Word Origin
C19: named from the bladder-shaped indusium
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
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11
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