There are 5 petals in the Nanking cherry blossom of Kenai Yoshino. The petals are light red at the beginning, and will gradually turn white when they are mature.
The flower of Sakura Oshima is single petaled and white. It is open in the shape of an umbrella chamber, and the flower is hairless as a whole. The calyx tube is in the shape of a long bell, and the sepals are lanceolate with small serrations on their edges.
The trunk of Sakura Oshima is relatively thick, and its height is also higher than the former. It can grow to about 15 meters. There is a big difference between the two kinds of trunk colors, and its color is a little deeper.