Not quite right?
"Search similar patterns."
D_________
Definitions
American herb having sharply serrate lanceolate leaves and spikes of blue to violet flowers
Word origin
From dragon + head, a calque of translingual Dracocephalum.
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer0 curated clues
No curated clues for dragonhead yet.