Bladder campion

from WordNet (r) 3.0 (2006)

bladder campion
    n 1: perennial of Arctic Europe having large white flowers with
         inflated calyx [syn: {bladder campion}, {Silene uniflora},
         {Silene vulgaris}]
    2: bluish-green herb having sticky stems and clusters of large
       evening-opening white flowers with much-inflated calyx;
       sometimes placed in genus Lychnis [syn: {white campion},
       {evening lychnis}, {white cockle}, {bladder campion}, {Silene
       latifolia}, {Lychnis alba}]

from The Collaborative International Dictionary of English v.0.48

Campion \Cam"pi*on\, n. [Prob. fr. L. campus field.] (Bot.)
   A plant of the Pink family ({Cucubalus bacciferus}), bearing
   berries regarded as poisonous.
   [1913 Webster]

   {Bladder campion}, a plant of the Pink family ({Cucubalus
      Behen} or {Silene inflata}), having a much inflated calyx.
      See {Behen}.

   {Rose campion}, a garden plant ({Lychnis coronaria}) with
      handsome crimson flowers.
      [1913 Webster]

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