Facts
The largest individual flower on Earth is from a plant called Rafflesia arnoldii. Its flowers reach up to 1 metre (3 feet) in diameter and weigh around 10kg.
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Facts
It is a misconception that flowering sunflower heads track the Sun across the sky during the day. Young flower buds do display movement similar to this behaviour through a process called heliotropism. But a mature flower usually points in a fixed easterly direction.
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