The number of petals of Nanking cherry blossom has a great variety difference, the number of petals of different varieties of flowers can be even more than 20 times different. Generally speaking, there are 5 petals of Sakura Oshima, 10 petals of Sakura ramulata, 15-17 petals of Sakura nipponica, 20 petals of Sakura unifolia and 130-137 petals of Sakura chrysanthemum.
