woolly thistle
noun
1 woolly thistle
Biennial Eurasian white hairy thistle having pale purple flowers; naturalized in North America.
synonyms: cotton thistle, Onopordon acanthium, Onopordum acanthium, Scotch thistle.
Polish: popłoch pospolity
2 woolly thistle
Thistle of western North America having white woolly leaves.
synonym: Cirsium flodmanii.
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