Family, genus and morphology: Hibiscus, Hibiscus, small evergreen trees, about 8m high. Bark grayish brown, nearly smooth. Branchlets subglabrous. The leaf width is slightly larger than the length, round or broadly ovoid, 7- 10cm long, the top end is 2-split to 1/4- 1/3, the apex is round, and the base is heart-shaped. The flower is large, with 5 stamens, long 10- 12cm, fragrant, pink, and short umbrella-shaped racemes. The flowering period is late spring and early summer. English fruit is flat and strip-shaped, with a length of 15-30cm, and ripens in June.

Origin and Distribution: China, Yunnan, Guangxi, Guangdong, Fujian, Hainan and other provinces (regions). Cultivated in Taiwan Province Province. India and Vietnam are also distributed.

Habit: like light. I like warm, moist and acidic soil.

Propagation and cultivation: cuttage propagation is the main method, followed by grafting propagation, which is easy to survive. Prune branches when you are young, keep them tall and tree-shaped, and then let them grow naturally without more manual management.

Uses: The tree is beautiful and fragrant, and it is a beautiful ornamental tree species. Suitable for street trees and solitary trees. Flowers, young leaves, buds and young fruits are edible.

The regional flower of Hong Kong Special Administrative Region is Bauhinia.