noun
- Tall rough-leaved perennial with a few large flower heads; central United States.
- synonyms: showy sunflower
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). helianthus laetiflorus. Retrieved September 26, 2026, from http://smartdefine.org/helianthus_laetiflorus/definitions/1284554 |
| Chicago | WordNet. 2010. "helianthus laetiflorus" http://smartdefine.org/helianthus_laetiflorus/definitions/1284554 (accessed September 26, 2026). |
| Harvard | WordNet 2010, helianthus laetiflorus, Smart Define, viewed 26 September, 2026, <http://smartdefine.org/helianthus_laetiflorus/definitions/1284554>. |
| MLA | WordNet. "helianthus laetiflorus" 23 October 2010. Web. 26 September 2026. <http://smartdefine.org/helianthus_laetiflorus/definitions/1284554> |