cotton thistle definition

  • noun:
    • the Scotch thistle. See under Thistle.
    • Onopordon Acanthium.
    • biennial Eurasian white-hairy thistle having pale purple flowers; naturalized in the united states
    • the Scotch thistle. See under Thistle.
    • Onopordon Acanthium.
    • biennial Eurasian white-hairy thistle having pale purple plants; naturalized in united states
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