noun
- Coarse perennial ragweed with creeping roots of dry barren lands of southwestern United States and Mexico.
- synonyms: western ragweed, Ambrosia psilostachya
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). perennial ragweed. Retrieved September 22, 2026, from http://smartdefine.org/perennial_ragweed/definitions/1301204 |
| Chicago | WordNet. 2010. "perennial ragweed" http://smartdefine.org/perennial_ragweed/definitions/1301204 (accessed September 22, 2026). |
| Harvard | WordNet 2010, perennial ragweed, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/perennial_ragweed/definitions/1301204>. |
| MLA | WordNet. "perennial ragweed" 23 October 2010. Web. 22 September 2026. <http://smartdefine.org/perennial_ragweed/definitions/1301204> |