What other names does the silk tree flower have? You may be familiar with one of them

The family and genus of the silk tree flower
The silk tree flower is a deciduous tree in the genus Albizia, family Fabaceae.
Other names for the silk tree flower
The silk tree flower is also called night silk tree, night silk tree, velvet flower tree, bird velvet tree, and bitter love flower.
The origin of the silk tree flower
The silk tree flower comes from the provinces and cities of China from the northeast to the south and the southwest, and generally grows on hillsides.
It is distributed in Africa and from Central Asia to East Asia, and is also cultivated in North America.
The morphological characteristics of the silk tree flower
The silk tree is a deciduous tree with a height of up to 16 m, an open crown, and angular branchlets. The young branches, inflorescences, and leaf rachises are covered with tomentum or short soft hairs. The stipules are linear-lanceolate, and the leaves are small and fall early.
The capitula are arranged in panicles at the tips of the branches; the flowers are pink; the calyx is tubular, 3 mm long; the corolla is 8 mm long, with triangular lobes 1.5 mm long, and both the calyx and corolla are covered with short soft hairs on the outside; the filaments are 2.5 cm long.
The pod is strap-shaped, 9-15 cm long and 1.5-2.5 cm wide. The young pod has soft hairs, and the old pod is hairless.
The flowering period of the silk tree flower is from June to July; the fruiting period is from August to October.