What kind of flower is this?

Chinese name: Wei Zi.

Latin scientific name: Lagerstroemia indica

English name: cravemyrtle

French name: Indian lilac

Chinese aliases: Jinjing Ershu, Hundred Days Red, Full House Red and Licorice Tree.

Classification of families and genera:

Field: the plant kingdom in the plant kingdom

Door: angiosperm magnolia door

Class: Subclass Dicotyledonous Magnolia

Objective: Myrtaceae Myrtacene plants.

Family: Lysimachiaceae.

Genus: Lagerstroemia indica.

Type: Lagerstroemia indica

Ecological habits:

Like light, slightly resistant to shade; Like warm climate, strong cold resistance; I like fertile, moist and well-drained calcareous soil, and I am drought-tolerant and afraid of waterlogging. Strong germination, slow growth and long life.

Morphological characteristics of Lagerstroemia indica;

Belongs to deciduous shrubs or small trees. It is cultivated artificially in Weiziji, Jiangsu Province, with a large number. Lagerstroemia indica is a small tree, sometimes shrubby, 3 ~ 7 meters high; The bark falls off easily and the trunk is smooth. The young branches are slightly quadrangular and slightly winged. Leaves alternate or opposite, subsessile; Oval, obovate or oblong, 3 ~ 7 cm long and 2.5 ~ 4 cm wide, smooth and hairless or hairy along the main vein. Panicle terminal, 4 ~ 20 cm long; The flower diameter is 2.5 ~ 3 cm; Calyx 6-lobed, lobes ovate, smooth outside; Petals 6, red or pink, with irregular notches at the edge and long claws at the base; Stamens 36 ~ 42, outer 6 filaments longer; Ovary 6-loculed. The capsule is oval and spherical, 9 ~ 13mm long and 8 ~1mm wide, with 6 petals. Seeds have wings. The flowering period is from June to September, and the fruiting period is from July to September. The older the trunk, the brighter it gets. When touched by hand, the whole plant will tremble slightly, so it is also called Jinger tree and pruritus tree.