- any of numerous plants belonging to the genus Epilobium, of the evening primrose family, having terminal clusters of purplish or white flowers.
Origin of willow herb
First recorded in 1570–80
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for willowherb
The wild-flowers are willowherb, meadow-sweet, and loosestrife.Beauchamp's Career, Complete