(n.) A popular name given to a few species of the genus Coreopsis, especially to C. tinctoria of Arkansas.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). calliopsis. Retrieved September 24, 2026, from http://smartdefine.org/calliopsis/definitions/1983965 |
| Chicago | Webster's. 2011. "calliopsis" http://smartdefine.org/calliopsis/definitions/1983965 (accessed September 24, 2026). |
| Harvard | Webster's 2011, calliopsis, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/calliopsis/definitions/1983965>. |
| MLA | Webster's. "calliopsis" 27 May 2011. Web. 24 September 2026. <http://smartdefine.org/calliopsis/definitions/1983965> |