wartwort

from WordNet (r) 3.0 (2006)

wartwort
    n 1: not unattractive European weed whose flowers turn toward
         the sun [syn: {sun spurge}, {wartweed}, {wartwort},
         {devil's milk}, {Euphorbia helioscopia}]

from The Collaborative International Dictionary of English v.0.48

Wartwort \Wart"wort`\, n. (Bot.)
   A name given to several plants because they were thought to
   be a cure for warts, as a kind of spurge ({Euphorbia
   Helioscopia}), and the nipplewort ({Lampsana communis}).
   [1913 Webster]