Noun cypripedium reginae has 1 sense
  1. common lady's-slipper, showy lady's-slipper, showy lady slipper, Cypripedium reginae, Cypripedium album - pale pink wild orchid of northeastern America having an inflated pouchlike lip
    --1 is a kind of lady's slipper, lady-slipper, ladies' slipper, slipper orchid
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