1、 Leaf difference
The leaves of xiangpao tree are light green, broad and oblong, with long sawtooth edges and wingless petioles
The leaves of grapefruit tree are relatively thick and rich in color, and the shape is broad oval or oval
2、 Flower difference
The flowers of fragrant bubble tree are short racemes, usually terminal or axillary, with 5 petals, fleshy and white
The flowers of grapefruit tree are racemes, sometimes with axillary single flowers. The flowers are white, and the flower buds are light purplish red and vaguely milky white
3、 Fruit difference
The citrus fruit of xiangpao tree is long oval or oval, with milky bulges on the top of the fruit, which is lemon yellow when mature
The fruit of grapefruit tree is round, pear shaped or broad conical, light yellow or yellow green