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cystopteris

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cystopteris


  1  definition  found 
 
  From  WordNet  r  1.6  [wn]: 
 
  Cystopteris 
  n  :  chiefly  small  perennial  rock  ferns:  bladder  ferns;  in  some 
  classifications  placed  in  Polypodiaceae  [syn:  {Cystopteris}, 
  {genus  Cystopteris}] 




more about cystopteris