woolly thistle

Noun
  1. Biennial Eurasian white hairy thistle having pale purple flowers;
    Naturalized in North America (synset 112019357)
    is a type of: thistle - any of numerous plants of the family Compositae and especially of the genera Carduus and Cirsium and Onopordum having prickly-edged leaves
    belongs to: genus onopordon, genus onopordum, onopordon, onopordum - a genus of Eurasian herbs of the family Compositae with prickly foliage and large purplish flowers
    same as: cotton thistle, onopordon acanthium, onopordum acanthium, scotch thistle
  2. Thistle of western North America having white woolly leaves (synset 111974953)
    is a type of: plume thistle, plumed thistle - any of numerous biennial to perennial herbs with handsome purple or yellow or occasionally white flower heads
    subtypes: cirsium eriophorum, european woolly thistle - woolly thistle of western and central Europe and Balkan Peninsula
    same as: cirsium flodmanii

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