common lousewort
... that common lousewort owes its name to the belief that livestock that ate it would become lousy?
... that <b id="mwA0Y"><a href="./Pedicularis_sylvatica" id="mwA0c" rel="mw:WikiLink" title="Pedicularis sylvatica">common lousewort</a></b> owes its name to the belief that livestock that ate it would become <a href="./Louse" id="mwA0g" rel="mw:WikiLink" title="Louse">lousy</a>?