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Helianthus giganteus

DEFINITIONS OF: Helianthus giganteus

1

n very tall American perennial of central and the eastern United States to Canada having edible tuberous roots

Synonyms:
Indian potato, giant sunflower, tall sunflower
Type of:
helianthus, sunflower
any plant of the genus Helianthus having large flower heads with dark disk florets and showy yellow rays
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