Perennial Sow Thistle

Sonchus arvensis

Summary 2

Sonchus arvensis, the field milk thistle, field sowthistle, perennial sow-thistle, corn sow thistle, dindle, gutweed, swine thistle, or tree sow thistle, is a species of flowering plant in the daisy family Asteraceae. S. arvensis often occurs in annual crops in the northern parts of Europe and may cause substantial yield losses.

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  1. (c) V.S. Volkotrub, some rights reserved (CC BY-NC), uploaded by V.S. Volkotrub
  2. (c) Wikipedia, some rights reserved (CC BY-SA),

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