Search Result：Ageratina altissima
ageratina altissima 
(TTS Sound)
(TTS Sound)Overview of noun ageratina_altissima
The noun ageratina altissima has 1 sense
- white snakeroot, white sanicle, Ageratina altissima, Eupatorium rugosum -- (American herb having flat-topped clusters of small white flower heads; reputedly a cause of trembles and milk sickness; sometimes placed in genus Eupatorium)