pimpernel

noun

1. 1

   A plant of the genus Pimpinella, especially burnet saxifrage, Pimpinella saxifraga.

2. 2

   Any of various plants of the genus Anagallis, having small red, white or purple flowers, especially the scarlet pimpernel, Anagallis arvensis.

3. 3

   Sanguisorba spp.

4. 4

   A yellow pimpernel (Taenidia integerrima)

5. 5

   Someone resembling the fictional Scarlet Pimpernel; a gallant dashing resourceful man given to remarkable feats of bravery and derring-do in liberating victims of tyranny and injustice.