Noun stream orchid has 1 sense
  1. stream orchid, chatterbox, giant helleborine, Epipactis gigantea - orchid growing along streams or ponds of western North America having leafy stems and 1 greenish-brown and pinkish flower in the axil of each upper leaf
    --1 is a kind of helleborine
    --1 is a member of Epipactis, genus Epipactis
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