. . . "111171018"@en-us . "white snakeroot"@en-us . "Ageratina altissima"@en-us . . . "111917835"^^ . . . "11917835-n"^^ . "white sanicle"@en-us . "Eupatorium rugosum"@en-us . "American herb having flat-topped clusters of small white flower heads; reputedly a cause of trembles and milk sickness; sometimes placed in genus Eupatorium"@en-us . . . "0"^^ . . . . . "0"^^ . . "white snakeroot"^^ .