veronicastrum virginicum

1 definition found

veronicastrum virginicum - WordNet (r) 2.1 (2005) :

  Veronicastrum virginicum
      n 1: a tall perennial herb having spikes of small white or
           purple flowers; common in eastern North America [syn:
           Culver's root, Culvers root, Culver's physic,
           Culvers physic, whorlywort, Veronicastrum virginicum]