• noun
• synonym
• antonym

• Helianthus angustifolius (noun)
  1. sunflower of eastern North America having narrow leaves and found in bogs
• Helianthus annuus (noun)
  1. annual sunflower grown for silage and for its seeds which are a source of oil; common throughout United States and much of North America
• Helianthus giganteus (noun)
  1. very tall American perennial of central and the eastern United States to Canada having edible tuberous roots
• Helianthus laetiflorus (noun)
  1. tall rough-leaved perennial with a few large flower heads; central United States
• Helianthus maximilianii (noun)
  1. tall perennial of central United States to Canada having golden-yellow flowers
• Helianthus petiolaris (noun)
  1. similar to the common sunflower with slender usually branching stems common in central United States
• Helianthus tuberosus (noun)
  1. tall perennial with hairy stems and leaves; widely cultivated for its large irregular edible tubers
• genus Helianthus (noun)
  1. genus of tall erect or branched American annual or perennial herbs with showy flowers: sunflowers
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