The sunflower is in the family of asteraceae. It is a composite annual plants. It is characterized by a dark central disc with yellow thin petals close together and a long stem. The sunflower takes name from the fact that it turns facing the sunrise a phenomenon called heliotropism. Its seeds are used for cooker, to make margarine and oil.
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the category asteraceae, of the cepolina free photo collection, also includes:
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asteraceae photo. sunflower
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Valentina Sannicolo.Publisher:
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sunflower, nature, plants, asteraceae, flower, sunflower asteraceae, composite, annual, plant, dark disc, yellow petals, long stem, sunflowers, turns, sun, heliotropism, seeds, cooking, margarine, oilsunflower.sunflower extended keywords
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