Definition of spearwort in English:
A European buttercup of marshes and ditches, with thick hollow stems and long, narrow spear-shaped leaves.
- Genus Ranunculus, family Ranunculaceae: the lesser spearwort (R. flammula) and the less common greater spearwort (R. lingua)
- The whole plant spearwort buttercup has agents that strongly causes reddening or irritation when applied to the skin.
Definition of spearwort in:
- US English dictionary