| Ageratina herbacea | |
|---|---|
| Scientific classification | |
| Kingdom: | Plantae |
| (unranked): | Angiosperms |
| (unranked): | Eudicots |
| (unranked): | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Tribe: | Eupatorieae |
| Genus: | Ageratina |
| Species: | A. herbacea |
| Binomial name | |
| Ageratina herbacea (A. Gray) King & H. Rob. |
|
| Synonyms | |
|
Eupatorium herbaceum |
|
Ageratina herbacea is a species of flowering plant in the daisy family known by the common names fragrant snakeroot and Apache snakeroot. It is native to the southwestern United States and northern Mexico, where it grows in several habitat types. This is a perennial herb growing a green, fuzzy stem from a woody caudex to heights between about 50 and 70 centimeters. The leaves are yellow to green or grayish and are triangular to heart-shaped. The inflorescence is a cluster of fuzzy flower heads under a centimeter long containing long, protruding white disc florets and no ray florets. The fruit is an achene a few millimeters long with a rough bristly pappus.