The common sunflower (Helianthus annuus) is a species of large annual forb of the daisy family Asteraceae. The common sunflower is harvested for its edible oily seeds, which are often …

First published in Sp. Pl.: 904 (1753) The native range of this species is SW. U.S.A. to Mexico. It is an annual and grows primarily in the temperate biome. It is used as animal food, a poison, a …

Helianthus annuus is native to dry plains, prairies, meadows and foothills in the western U.S., Canada and northern Mexico. It is a coarse, hairy, leafy, fast-growing annual that typically …

The sunflower (Helianthus annuus) is a common and widespread roadside weed. It is common in open sites in many different habitats throughout North America, southern Canada, and Mexico …

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Helianthus annuus (Common Sunflower) is a tall, fast-growing annual with broad, oval to heart-shaped, roughly hairy leaves. It produces huge, brilliant flowers in summer, up to 12 in. across …

Helianthus annuus - L. is a striking flower native to North America. It is an exceptionally tall flower which produces large flower heads with hundreds of edible seeds. Scientific Name: Helianthus …

Common Sunflower (Helianthus annuus L.) By David Taylor. Common sunflower is a member of the Asteraceae, the Sunflower family. In older manuals and guides, this family is called the …

Habit: Tall, upright, branched summer annual herb. Taxonomic note: The species Helianthus annuus has been classified into a cultivated subspecies (ssp. macrocarpus), a wild subspecies …

Common sunflower Helianthus annuus L. General description: Erect plant up to 14 ft tall with coarse stems. Lower leaves heart-shaped, upper ovate to lanceolate; margins toothed to …