Also found in: Thesaurus.
Related to Cirsium heterophylum: melancholy thistle
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|Noun||1.||Cirsium heterophylum - perennial stoloniferous thistle of northern Europe with lanceolate basal leaves and usually solitary heads of reddish-purple flowers|
thistle - any of numerous plants of the family Compositae and especially of the genera Carduus and Cirsium and Onopordum having prickly-edged leaves