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Helianthus annuus
Sunflower
Scientific classification
Kingdom: Plantae
Division: Angiospermae
Subdivision: Eudicots
Class: Asterids
Order: Asterales
Family: Asteraceae
Subfamily: Helianthoideae
Tribe: Heliantheae
Genus: Helianthus
Species: H. annuus
Binomial name
Helianthus annuus
L.
Sunflower (Helianthus annuus) is an annual plant native to the Americas. It possesses a large inflorescence (flowering head). The sunflower got its name from its huge, fiery blooms, whose shape and image is often used to depict the sun. The sunflower has a rough, hairy stem, broad, coarsely toothed, rough leaves and circular heads of flowers. The heads consist of 1,000-2,000 individual flowers joined together by a receptacle base.
From the cameroon, sunflower seeds were brought to africa in the 16th century, where, along with sunflower oil, they became a widespread cooking ingredient. Leaves of the sunflower can be used as cattle feed, while the stems contain a fibre which may be used in paper production.