(n.) A genus of plants, one species of which (A. Mexicanum) has lavender-blue flowers in dense clusters.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). ageratum. Retrieved September 22, 2026, from http://smartdefine.org/ageratum/definitions/1971703 |
| Chicago | Webster's. 2011. "ageratum" http://smartdefine.org/ageratum/definitions/1971703 (accessed September 22, 2026). |
| Harvard | Webster's 2011, ageratum, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/ageratum/definitions/1971703>. |
| MLA | Webster's. "ageratum" 27 May 2011. Web. 22 September 2026. <http://smartdefine.org/ageratum/definitions/1971703> |