If you look at the center of the flower there are little stamen sticking up. These stamen correspond to the petals, one to each side, and then one in each corner. This with the petals allows for reflection symmetry and rotational symmetry every 90 degrees. This rosettes classification is a D4.
If you look at the center of the flower there are little stamen sticking up. These stamen correspond to the petals, one to each side, and then one in each corner. This with the petals allows for reflection symmetry and rotational symmetry every 90 degrees. This rosettes classification is a D4.
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