bladder fern

1. Any fern of the genus Cystopteris characterized by a hooded indusium or bladderlike membrane covering the sori (synset 113216659)
   is a type of: fern - any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores
   subtypes:

   • brittle bladder fern, brittle fern, cystopteris fragilis, fragile fern - delicate fern widely distributed in North America and European having thin pinnatifid fronds with brittle stems
   • cystopteris montana, mountain bladder fern - fern of rocky mountainous areas of hemisphere
   • berry fern, bulblet bladder fern, bulblet fern, cystopteris bulbifera - North American fern often bearing bulbils on the leaflets
   belongs to: cystopteris, genus cystopteris - chiefly small perennial rock ferns: bladder ferns; in some classifications placed in Polypodiaceae

Other Searches

• Rhyme: Dillfrog, RhymeZone
• Definition: Wiktionary, Dictionary.com, Wikipedia, Merriam-Webster, WordNet, Power Thesaurus
• Imagery: Google, Flickr, Bing