• noun
• synonym
• antonym

• Hieracium aurantiacum (noun)
  1. european hawkweed having flower heads with bright orange-red rays; a troublesome weed especially as naturalized in northeastern North America; sometimes placed in genus Hieracium
• Hieracium pilocella (noun)
  1. european hawkweed having soft hairy leaves; sometimes placed in genus Hieracium
• Hieracium praealtum (noun)
  1. european hawkweed introduced into northeastern United States; locally troublesome weeds
• Hieracium venosum (noun)
  1. a hawkweed with a rosette of purple-veined basal leaves; Canada to northern Georgia and Kentucky
• genus Hieracium (noun)
  1. large genus of perennial hairy herbs of Europe to western Asia to northwestern Africa and North America; few are ornamental; often considered congeneric with Pilosella
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