helianthus

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See also: Helianthus

English[edit]

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Helianthus annuus, a variety of sunflower

Etymology[edit]

From the genus name. Compare helio- (sun), antho- (flower).

Noun[edit]

helianthus (plural helianthuses)

  1. Any plant, of the genus Helianthus, having large flower heads with dark disk florets and showy yellow rays; the sunflowers