1. Perennial stoloniferous thistle of northern Europe with lanceolate basal leaves and usually solitary heads of reddish-purple flowers
   - melancholy thistle, Cirsium heterophylum

Type of: thistle

• unfeasible
• unfeathered
• unfed
• unfeeling
• unfeelingly
• unfeelingness
• unfeigned
• unfeignedly
• unfeminine
• unfenced
• unfermented
• unfertile
• unfertilised
• unfertilized
• unfetter
• unfettered
• unfilial
• unfilled
• unfilmed
• unfinished
• unfinished business
• unfirm
• unfit
• unfitness
• unfitting