1、 Trunk difference
The height of sijigui can reach 12 meters, and the trunk is dark brown
The height of Cinnamomum cassia can reach between 1.8m and 2m. The bark is grayish brown and the small branches are yellowish brown
2、 Leaf difference
The leaves of Osmanthus fragrans are opposite, oval, with a length of 5.5 cm to 12 cm and a width of 1.8 cm to 3.2 cm. The apex of the leaves is sharp or gradually sharp. The leaf base is wedge-shaped, the edge is fine wavy, leathery, dark green above and light below
The leaves of Osmanthus fragrans are opposite, the leaves are grassy, oval, its apex becomes sharp gradually, and its base becomes narrow and wide wedge-shaped gradually
3、 Flower difference
Osmanthus fragrans in four seasons is axillary, with small flowers, light white or yellowish white
Osmanthus fragrans is small, with 4 petals, with a length of 3 to 4 mm, yellowish white or light yellow
4、 Fruit difference
The four seasons osmanthus fruits are egg bead shaped and dark purple
The fruit of Osmanthus is oblique and oval, about 1 cm to 1.5 cm long, purple black