Ageratina altissima
Google Images Wikipedia| Common name | White Snakeroot |
|---|---|
| Family | Asteraceae |
| Genus | Ageratina |
| Species | altissima |
| Authority | Houtt. |
| Synonyms | Eupatorium rugosum Houtt. |
| Comments | |
| Location Found | Kitchener, 1990; Elora Gorge, 1968; Waterloo, 1970; |
