#genus_Arethusa  genus of bog orchids of North America and Japan
  supertype:  monocot_genus__monocotgenu__liliopsid_genus  genus of flowering plants having a single cotyledon (embryonic leaf) in the seed
  member of:  family_Orchidaceae
  member:  arethusa  any of several bog orchids of the genus Arethusa having 1 or 2 showy flowers
  member:  bog_rose__bogrose__wild_pink__dragon's_mouth__Arethusa_bulbosa  a bog orchid with usually a solitary fragrant magenta pink blossom with a wide-gaping corolla; Canada

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