Laserwort
Laserwort (lā"sẽr*wûrt`) , noun
[Latin laser the juice of the laserwort.]
(Botany) Any plant of the umbelliferous genus Laserpitium, of several species (as Laserpitium glabrum, and Laserpitium siler), the root of which yields a resinous substance of a bitter taste. The genus is mostly European.