(n.) Any one of the several species of Kneiffia, especially K. fruticosa (syn. Oenothera fruticosa), of the Evening-primrose family, having flowers that open by daylight.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). sundrops. Retrieved September 27, 2026, from http://smartdefine.org/sundrops/definitions/2068480 |
| Chicago | Webster's. 2011. "sundrops" http://smartdefine.org/sundrops/definitions/2068480 (accessed September 27, 2026). |
| Harvard | Webster's 2011, sundrops, Smart Define, viewed 27 September, 2026, <http://smartdefine.org/sundrops/definitions/2068480>. |
| MLA | Webster's. "sundrops" 28 May 2011. Web. 27 September 2026. <http://smartdefine.org/sundrops/definitions/2068480> |