Ratbane

Ratbane, or Rat's bane, may refer to one of the following:


 * Arsenic trioxide, a poisonous substance
 * Common wintergreen, Pyrola minor, also known as Rat's vein
 * False hellebore, Veratrum viride
 * Gifblaar, Dichapetalum cymosum
 * Helleborine, Epipactis pubescens
 * Pipsissewa plant, Chimaphila umbellata