#family_Naiadaceae__Naiadaceae__Najadaceae__family_Najadaceae__naiad_family__naiadfamily  monotypic family of aquatic plants having narrow leaves and small flowers
  supertype:  #monocot_family__monocotfamily__liliopsid_family__liliopsidfamily  family of flowering plants having a single cotyledon (embryonic leaf) in the seed
  member of:  #order_Naiadales
  member:  #genus_Naias__Naias__Najas__genus_Najas  sole genus of the family Naiadaceae
     member:  #naiad.aquatic_plant__water_nymph__waternymph  submerged aquatic plant having narrow leaves and small flowers; of fresh or brackish water

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