#genus_Blechnum__Blechnum  in some classification systems placed in family Polypodiaceae; terrestrial ferns of cosmopolitan distribution mainly in southern hemisphere: hard ferns
  supertype:  #fern_genus  genera of ferns and fern allies
  member of:  #family_Blechnaceae
  member:  #hard_fern  any of several ferns of the genus Blechnum

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