Introduction experiment of Lagerstroemia indica

Begonia flower cultivation has a long history and is deeply loved by people, so that later people found plants with similar flower shapes, which are often named after begonia, such as begonia, begonia Siji and Rieger Begonia. So how many varieties of begonia are there? I will tell you one by one.

There are many varieties of begonia, both herbaceous and woody, which are divided into five types according to different families and genera:

1. Malus of Rosaceae, including Xifu apple and weeping apple.

2. Begonia belonging to the genus Chaenomeles of Rosaceae, including Begonia and Begonia;

3. Begonia of Begonia family, such as Begonia four seasons;

4. Salicaceae upside-down Admiralty, such as Begonia Lantern/Short upside-down Admiralty;

5, Primulaceae cyclamen, such as radish begonia.

This paper mainly introduces the traditional varieties of begonia, that is, the representative "four products of autumn begonia" among woody begonia in Rosaceae: Begonia xifu, Begonia pendula, Begonia longipedunculata and Begonia papaya, as well as two common cultivated varieties: Begonia rubra and Begonia hupehensis.

1, Rosaceae apple belongs to Xifu begonia.

Xifu Begonia, also known as Xiaoguo Begonia, is said to be named after its growth in Xifu, Jin Dynasty. A small tree with long oval leaves and umbrella-shaped racemes. When the flowers are not in bloom, the buds are red, like rouge dots. After flowering, it gradually turns pink, the flowers are big, 4 ~ 7 flowers are clustered upwards, and the pears are spherical and red. China, Liaoning, Hebei, Shanxi etc. Xifu Begonia is very beautiful whether planted alone, in rows or in strings, and it is most suitable for planting in a corner of waterfront and small courtyard. The Imperial Garden of the Forbidden City in Beijing and the Haitang in the West House of the Summer Palace have long enjoyed a good reputation.

2. Malus of Rosaceae is a pendulous apple.

Begonia is a small tree with purple young branches and oval or oval leaves, which blooms in March and April. Flowers are divided into semi-double petals and double petals, red, 4-7 flowers in a cluster, and the pedicels are slender and drooping, hence the name "Begonia pendula". Pears are obovate and purplish. The flowering period is from March to April. The ripening period of pear fruit is from September to 10. Produced in the southwest of China. Begonia is mostly used in Jiangnan and Southwest provinces, with Yunnan being the most prosperous. According to "Yunnan Begonia is tens of feet high, its color is unusually fresh and attractive, and it is a stunner in the world", which is also very common in parks and roadsides in Shanghai.

3. Begonia of Chaenomeles of Rosaceae

Begonia longipedunculata is also called wrinkled papaya. Deciduous shrub, with a height of 1 ~ 2m, ovoid or ovoid leaves, 3 ~ 5 flowers clustered, and short and thick pedicels or nearly sessile, hence the name "sessile begonia". Flowers are pink, vermilion or white, and they bloom before or at the same time as the leaves. Flowering from March to May, the fruit is oval to spherical, yellow or yellowish green, and fragrant. Produced in southern North China, eastern Northwest China and Central China, it is cultivated all over the country. The flowers of sessile begonia come in groups of three or five, which is "the most romantic color in spring". Yellow fruit is fragrant and can be used as medicine.

4. Papaya begonia of Chaenomeles of Rosaceae

Papaya begonia is a deciduous shrub or small tree, which can be as high as 7 meters and has no thorns. Leaf blade elliptic or elliptic oblong, 5 ~ 9 cm long and 3 ~ 6 cm wide. Flowers solitary at the end of short branches, 2.5 ~ 3 cm in diameter, pedicels 5 ~ 10 mm thick and short, hairless, calyx lobes outside calyx tube. Pear fruit is oval, with a length of 10 ~ 15 cm. Dark yellow shiny pulp is slightly sour, astringent, aromatic and has a short stalk. It blooms in April and bears fruit in September ~ 10.

5. red begonia

The flower pattern is larger, double pink, and the leaves are wider.

6. Begonia hupehensis

Trees, branches are difficult to open, young branches are pilose, and then fall off. It is very similar to Begonia pendula, the main difference is that the leaf margin has fine sharp serrations, the sepal apex is pointed, the style is 3, and the fruit is oval.