plumbago europaea

from WordNet (r) 3.0 (2006)

Plumbago europaea
    n 1: a plant of the genus Plumbago with blue flowers [syn:
         {leadwort}, {Plumbago europaea}]

from The Collaborative International Dictionary of English v.0.48

Leadwort \Lead"wort`\, n. (Bot.)
   A genus of maritime herbs ({Plumbago}). {Plumbago Europ[ae]a}
   has lead-colored spots on the leaves, and nearly lead-colored
   flowers.
   [1913 Webster]