Sunflower (Helianthus annuus L.) is an annual plant of the tribe kenikir-kenikiran (Asteraceae) are popular, both as an ornamental plant as well as oil-producing plants. Flowers of this plant is very distinctive: large, usually bright yellow, with a large flower head (diameter can reach 30cm). This flower is actually a compound flower, composed of hundreds to thousands of small flowers on one head. Sunflower also have a peculiar behavior, namely the interest is always facing toward the sun or heliotropisme. French people call it tournesol or "wanderer sun." However, these properties removed in a variety of new cultivars for oil production because it takes a lot of energy and reduce yield.
Sunflower is a national interest PRC and the official state flower of Kansas, USA. Table of contents
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