(n.) A perennial herb (Epilobium spicatum) with narrow willowlike leaves and showy rose-purple flowers. The name is sometimes made to include other species of the same genus.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). willow-herb. Retrieved September 26, 2026, from http://smartdefine.org/willow-herb/definitions/2082046 |
| Chicago | Webster's. 2011. "willow-herb" http://smartdefine.org/willow-herb/definitions/2082046 (accessed September 26, 2026). |
| Harvard | Webster's 2011, willow-herb, Smart Define, viewed 26 September, 2026, <http://smartdefine.org/willow-herb/definitions/2082046>. |
| MLA | Webster's. "willow-herb" 28 May 2011. Web. 26 September 2026. <http://smartdefine.org/willow-herb/definitions/2082046> |