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]WordNet (r) 3.0 (2006):
Plumbago europaea n 1: a plant of the genus Plumbago with blue flowers [syn: leadwort, Plumbago europaea]