It is a word of Quechua origin that means woman, wife. Warmi . In Spanish it is also the name of a toxic plant of medicinal uses. It is also called caángay, caápetay, chiva, lilac flower, dog grass, Santa Lucia grass, hemostatic herb, manrubio, mastranto, mentastro, niambu, sesumpate, teat or yerba de chino. Its scientific name is Ageratum conyzoides and belongs to the Asteraceae family.