WordNet: bladder fern

any fern of the genus Cystopteris characterized by a hooded indusium or bladderlike membrane covering the sori

• hypernym fern

• hyponym Cystopteris fragilis, brittle bladder fern, brittle fern, fragile fern

• hyponym Cystopteris montana, mountain bladder fern

• hyponym Cystopteris bulbifera, berry fern, bulblet bladder fern, bulblet fern

• member holonym Cystopteris, genus Cystopteris

bladder fern

• (suomi) haurasloikko (synonyymi)