white snakeroot definition of white snakeroot in the Free Online Encyclopedia.

white snakeroot, North American woods perennial (Eupatorium urticifolium) of the family Asteraceae (aster aster [Gr.,=star], common name for the Asteraceae (Compositae), the aster family, in North America, name for plants of the genus Aster, sometimes called wild asters, and for a related plant more correctly called China aster (Callistephus chinensis
..... Click the link for more information. family), having a flat-topped cluster of small white flowers. It is of the same genus as the boneset boneset (bōn`sĕt) or thoroughwort
..... Click the link for more information. and joe-pye weed joe-pye weed (jō-pī`), name for a tall North American plant (Eupatorium purpureum
..... Click the link for more information. . The herbage contains tremetol, a toxic principle causing "milk sickness," or milk fever. White snakeroot is classified in the division Magnoliophyta Magnoliophyta (măg'nōlēŏf`ətə)
..... Click the link for more information. , class Magnoliopsida, order Asterales, family Asteraceae.