Fibonacci number - Wikipedia, the free encyclopedia.Yellow Chamomile head showing the arrangement in 21 (blue) and 13 (aqua) spirals. Such arrangements involving consecutive Fibonacci numbers appear in a wide variety of plants.
An example of a Fibonacci sequence making spiral patterns in nature. This is also a fractal because each floret is an identical but smaller version of the whole thing & this makes the spirals easy to see.
Are Spirals a Sign of a Sacred Design? The Golden Spiral plays a harmonizing role in the Universe. It represents two well known shapes in sacred geometry: the golden mean or golden ratio (phi) spiral and the Fibonacci spiral.