Latin name: Ageratina adenophora (Sprengel) R. Kind & H. Robinson
Pronunciation: aj-er-a-TIE-na ad-en-OFF-or-a
Common name: Thoroughwort
Family: Asteraceae (Sunflower)
Habitat: Weedy areas and places close to human habitation, such as shady canyons and along moist stream channels mostly below about 1000', native to Mexico
Blooming period: Most of the year
Name derivations: 1) Ageratina 2) adenophora