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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 used in the production of cooking oil. The Helianthus annuus has a variety of purposes e.g. food for livestock, bird food, and planted in domestic gardens for aesthetics.
Jun 25, 2024 · 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.
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With bright blooms that go all summer, sunflowers are heat-tolerant, resistant to pests, and attractive to pollinators. Harvest the seeds in late summer and fall for a healthy snack, or feed them to the birds! Learn how to plant, grow, and care for sunflowers.
向日葵（学名：Helianthus annuus L.；英文名：Sunflowers）：是桔梗目、菊科、向日葵属的植物。. 因 花序 随太阳转动而得名。. 是一年生高大草本植物。. 茎粗壮，高1-3米，不分枝或有时上部分枝，被白色粗硬毛。. 叶互生，卵状心形或卵形，顶端急尖或渐尖，基生3 ...
The black-brown flowers in the centre of the head, called disk flowers, grow in a spiral formation, and mature into sunflower seeds over time. Read the scientific profile for the common sunflower. Bees on a sunflower (Helianthus annuus), Andrew McRobb © RBG Kew.
2023/10/30 - 機票酒店專屬套票優惠. 更多. 新華旅遊時刻以提昇旅遊品質及服務為宗旨，為顧客提供超值及最佳享受，令每個團友都有一個開心難忘的假期。. 訓練有素，慇懃熱誠的員工事事以客為尊。. 新華並率先採用全電腦操作系統，為其專業服務效率更添實力 ...
Helianthus ( / ˌhiːliˈænθəs /) [3] is a genus comprising about 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.
Sunflowers symbolise loyalty, adoration thanks to the myth of Clytie and Apollo. And, because of their association with the sun, sunflowers are well-known for being a happy flower and the perfect bloom for a summer flower delivery to brighten someone’s mood! But, they actually have different meanings across cultures.
In sunflower. The common sunflower (H. annuus) is an annual herb with a rough hairy stem 1–4.5 metres (3–15 feet) high and broad, coarsely toothed, rough leaves 7.5–30 cm (3–12 inches) long arranged in spirals. The attractive heads of flowers are 7.5–15 cm wide in wild specimens and…
