[water pimpernel] n (ca. 1760): either of two small white-flowered herbs (Samolus valerandi of Eurasia and S. floribundus syn. S. parviflorus of America) of the primrose family that grow in wet places
WATER PIMPERNEL
Meaning of WATER PIMPERNEL in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012