White Snakeroot - Ageratina altissima
Early settlers thought that this plant was good to treat snakebites. But, it is actually highly toxic. In fact, Abraham Lincoln's mother was believed to have died from ingesting this plant (directly or indirectly).
Habitat: Deciduous forest
''Ageratina altissima'', also known as white snakeroot, richweed, or white sanicle, is a poisonous perennial herb in the family Asteraceae, native to eastern and central North America.