Anemone pulsatilla

from WordNet (r) 3.0 (2006)

Anemone pulsatilla
    n 1: European perennial having usually violet or white spring
         flowers [syn: {European pasqueflower}, {Pulsatilla
         vulgaris}, {Anemone pulsatilla}]

from The Collaborative International Dictionary of English v.0.48

Pulsatilla \Pul`sa*til"la\, n. [NL.] (Bot.)
   A genus of ranunculaceous herbs including the pasque flower.
   This genus is now merged in {{Anemone}}. Some species, as
   {Anemone Pulsatilla}, {Anemone pratensis}, and {Anemone
   patens}, are used medicinally.
   [1913 Webster]