perennial European sow thistle

noun

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

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“Perennial European sow thistle.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/perennial%20European%20sow%20thistle. Accessed 27 Jan. 2021.

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