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Sunflower, genus of nearly 70 species of herbaceous plants of the aster family. Sunflowers are native primarily to North and South America, and some species are cultivated as ornamentals for their spectacular size and flower heads. The edible seeds are an important source of oil.
- Jerusalem Artichoke
Jerusalem artichoke, sunflower cultivated for its edible...
- Asteraceae
Asteraceae, the aster, daisy, or composite family of the...
- Jerusalem Artichoke
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 eaten as a snack food.
Helianthus (/ ˌhiːliˈænθəs /) [3] is a genus comprising around 70 species of annual and perennial flowering plants in the daisy family Asteraceae commonly known as sunflowers. [4][5] Except for three South American species, the species of Helianthus are native to North America and Central America.
26 gru 2023 · Sunflowers are commercially and ornamentally valuable plants. These plants are herbaceous annuals belonging to the family Asteraceae. They are native primarily to North America. Some species are cultivated as ornamentals for vases and bouquets, and some are grown for their edible seed and oil.
Plant description. The common sunflower has a green erect stem covered in coarse hairs, growing on average around 2m tall. The leaves are broad, with serrated edges, and are alternately arranged on the stem. The ‘flower’ of the common sunflower is actually a pseudanthium, or flowerhead, made up of many small flowers.
29 sty 2021 · Sunflowers make a spectacular addition to many growers' gardens for one reason: they’re beautiful! Take a look at 35 sunflower varieties.
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 (30 cm), with yellow petals surrounding a dark chocolate central disk.
