noun
- Tropical American annual weed with small radiate heads of white flowers; adventive in southern United States.
- synonyms: bastard feverfew
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). parthenium hysterophorus. Retrieved October 1, 2026, from http://smartdefine.org/parthenium_hysterophorus/definitions/1329281 |
| Chicago | WordNet. 2010. "parthenium hysterophorus" http://smartdefine.org/parthenium_hysterophorus/definitions/1329281 (accessed October 1, 2026). |
| Harvard | WordNet 2010, parthenium hysterophorus, Smart Define, viewed 1 October, 2026, <http://smartdefine.org/parthenium_hysterophorus/definitions/1329281>. |
| MLA | WordNet. "parthenium hysterophorus" 23 October 2010. Web. 1 October 2026. <http://smartdefine.org/parthenium_hysterophorus/definitions/1329281> |