the root of the mandrake plant; used medicinally or as a narcotic
"The alchemist carefully extracted the root of the mandrake to brew his potent sleeping potion."
a plant of southern Europe and North Africa having purple flowers, yellow fruits and a forked root formerly thought to have magical powers
"The hikers stumbled upon an ancient mandrake growing wild in the rocky hillsides of southern Italy."
A mandragora, a kind of tiny demon immune to fire.
"The alchemist claimed that if you threw coal into the furnace without first slaying the mandrake, the entire lab would burn down instantly."