A poisonous chemical
found in the root
s and rhizome
s (underground stem
other than roots) of certain hellebore
plants. It is a yellow crystalline solid with the chemical formula C37H56O18
and is used in small doses as a heart stimulant
From the BioTech Dictionary at http://biotech.icmb.utexas.edu/. For further information see the BioTech homenode.