bull thistle
NounOpen English WordNet
Noun (1)
- European thistle with rather large heads and prickly leaves; extensively naturalized as a weed in the United StatesSynonyms: boar thistlespear thistleCirsium vulgareCirsium lanceolatumType of plume thistle, plumed thistle
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Webster's Dictionary (1913)
Bull thistle
Cnicus lanceolatus, the common large thistle of neglected pastures.
From the entry Thistle.
Webster’s Revised Unabridged Dictionary (1913), from GCIDE 0.54