White Snakeroot (Eupatorium rugosum)
Family Aster (Asteracae)
"Fall Blooming wildflower. Contains toxic chemical, when eaten by a cow, results in "milk sickness."
If humans subsequently drink milk from the cow, they will suffer the very sickness suggested to have killed Abraham Lincoln's mother."
Stan Tekiela, Wildflowers of Wisconsin - Field Guide, Adventure Publications, Inc. 2000

P9087497