#sunflower__helianthus  any plant of the genus Helianthus having large flower heads with dark disk florets and showy yellow rays
  supertype:  flower  a plant cultivated for its blooms or blossoms
  member of:  genus_Helianthus
  subtype:  swamp_sunflower__swampsunflower__Helianthus_angustifolius  sunflower of eastern North America having narrow leaves and found in bogs
  subtype:  common_sunflower__mirasol__helianthusannuu  annual sunflower grown for silage and for its seeds which are a source of oil; common throughout United States and much of North America
  subtype:  giant_sunflower__tall_sunflower__Indian_potato__Helianthus_giganteus  very tall American perennial of central and the eastern United States to Canada having edible tuberous roots
  subtype:  showy_sunflower__Helianthus_laetiflorus  tall rough-leaved perennial with a few large flower heads; central United States
  subtype:  Maximilian's_sunflower__Helianthus_maximilianii  tall perennial of central United States to Canada having golden-yellow flowers
  subtype:  prairie_sunflower__prairiesunflower__Helianthus_petiolaris  similar to the common sunflower with slender usually branching stems common in central United States
  subtype:  Jerusalem_artichoke_sunflower__Jerusalem_artichoke__girasol__helianthustuberosu  tall perennial with hairy stems and leaves; widely cultivated for its large irregular edible tubers

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