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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 often eaten as a snack food. They are also used in the production of cooking oil, as food for livestock, as bird food, and as a plantings in domestic gardens for ...
Helianthus (/ ˌ h iː l i ˈ æ n θ ə s /) [3] is a genus comprising around 70 species of annual and perennial flowering plants in the daisy family Asteraceae commonly known as sunflowers.
The family is commonly known as the aster, daisy, composite, or sunflower family. Most species of Asteraceae are herbaceous plants, and may be annual, biennial, or perennial, but there are also shrubs, vines, and trees. The family has a widespread distribution, from subpolar to tropical regions, in a wide variety of habitats.
Helianthus annuus 'Russian Giant' is a cultivar of sunflower in the family Asteraceae. [1] It is an annual. [2] [3] [4] Characteristics
The BBCH-scale (sunflower) identifies the phenological development stages of the sunflower (Helianthus annuus). It is a plant species specific version of the BBCH-scale.
Helianthus strumosus, the pale-leaf woodland sunflower, [3] is a species of sunflower native to North America east of the Great Plains and is in the family Asteraceae. [4] It is a native perennial sunflower that resembles other members of this family including the Pale Sunflower (H. decapetalus), Woodland Sunflower (H. divaricatus), Hispid Sunflower (H. hirsutus), and Jerusalem Artichoke (H ...
Helianthus divaricatus, commonly known as the rough sunflower, [3] woodland sunflower, [4] or rough woodland sunflower, [5] is a North American species perennial herb in the family Asteraceae. It is native to central and eastern North America , from Ontario and Quebec in the north, south to Florida and Louisiana and west to Oklahoma and Iowa .
The succulent leaves of the sunflower stores water in absorbent, spongy portions of the leaves. Helianthus anomalus also has large seeds and rapid root growth, which contribute to its ability to survive in its extreme environment. [3] It is believed that large seeds are adaptive to dune plants because the large seed size prevents burial by the ...