• noun
• synonym
• antonym

• Barnaby's thistle (noun)
  1. european weed having a winged stem and hairy leaves; adventive in the eastern United States
• Canada thistle (noun)
  1. european thistle naturalized in United States and Canada where it is a pernicious weed
• European woolly thistle (noun)
  1. woolly thistle of western and central Europe and Balkan Peninsula
• Order of the Thistle, the
  1. a group of 16 Scottish men who have been given a special title of honour for their achievements. Members of the Order of the Thistle have the title 'Sir', and, together with the Order of the Garter, it is the highest level of KNIGHTHOOD .
• Our Lady's mild thistle (noun)
  1. tall Old World biennial thistle with large clasping white-blotched leaves and purple flower heads; naturalized in California and South America
• Russian thistle (noun)
  1. prickly bushy Eurasian plant; a troublesome weed in central and western United States
• Scotch thistle (noun)
  1. biennial Eurasian white hairy thistle having pale purple flowers; naturalized in North America
• blessed thistle (noun)
  1. tall Old World biennial thistle with large clasping white-blotched leaves and purple flower heads; naturalized in California and South America
  2. annual of Mediterranean to Portugal having hairy stems and minutely spiny-toothed leaves and large heads of yellow flowers
• blue thistle (noun)
  1. a coarse prickly European weed with spikes of blue flowers; naturalized in United States
• boar thistle (noun)
  1. european thistle with rather large heads and prickly leaves; extensively naturalized as a weed in the United States
• More