#genus_Helminthostachys__Helminthostachys  1 species: terrestrial fern of southeastern Asia and Australia
  supertype:  fern_genus  genera of ferns and fern allies
  member of:  family_Ophioglossaceae
  member:  flowering_fern__floweringfern__Helminthostachys_zeylanica  Australasian fern with clusters of sporangia on stems of fertile fronds

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