Definition of Cystopteris
:a genus of ferns (family Polypodiaceae) of the north temperate zone having a hooded or arched indusium partly under the roundish sori — see bladder fern, fragile fern
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Cystopteris
noun
Cys·top·ter·is
\
siˈstäptərə̇s
\
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Origin and Etymology of cystopteris
New Latin, from cyst- + -pteris
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