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.
Category:
asteraceae photo. sunflower
2 stars (7 votes)
Author:
Valentina Sannicolo.Publisher:
Francesco Cepolina.Profile:
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