sunflower

1. Any plant of the genus Helianthus having large flower heads with dark disk florets and showy yellow rays (synset 111998702)
   is a type of: flower - a plant cultivated for its blooms or blossoms
   subtypes:

   • helianthus angustifolius, swamp sunflower - sunflower of eastern North America having narrow leaves and found in bogs
   • common sunflower, helianthus annuus, mirasol - annual sunflower grown for silage and for its seeds which are a source of oil; common throughout United States and much of North America
   • giant sunflower, helianthus giganteus, indian potato, tall sunflower - very tall American perennial of central and the eastern United States to Canada having edible tuberous roots
   • helianthus laetiflorus, showy sunflower - tall rough-leaved perennial with a few large flower heads; central United States
   • helianthus maximilianii, maximilian's sunflower - tall perennial of central United States to Canada having golden-yellow flowers
   • helianthus petiolaris, prairie sunflower - similar to the common sunflower with slender usually branching stems common in central United States
   • girasol, helianthus tuberosus, jerusalem artichoke, jerusalem artichoke sunflower - tall perennial with hairy stems and leaves; widely cultivated for its large irregular edible tubers
   belongs to: genus helianthus - genus of tall erect or branched American annual or perennial herbs with showy flowers: sunflowers
   same as: helianthus

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