Definition of perennial European sow thistle
: a perennial sow thistle (Sonchus arvensis) that is native to Europe but widely naturalized as a weed, spreads by creeping underground rhizomes, and has clasping spiny leaves and heads of yellow flowers on long peduncles
— called also field sow thistle
Test Your Vocabulary
Name That Food
-
- Name these cookies!

Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Share perennial European sow thistle