Acacia flowers (acacia flowers), plants of the genus Sophora, family Leguminosae. Sophora is often planted on the side of houses and roadsides, and is commonly cultivated all over China, mainly in the north, with the Loess Plateau and the North China Plain being the most numerous. Its height is 8~20m, bark gray-brown, inner bark bright yellow, shoots dark green-brown, nearly smooth or with short fine hairs, odd status quo compound leaves, base expanded; leaflets 7~15, densely white pubescent, stipules falcate, leaflets ovate-oblong; panicle terminal, corolla butterfly-shaped, styles curved, pods fleshy, seeds 1~6, kidney-shaped, flowering period April-May, fruiting period October-November. It is a temperate tree species, like light, like dry and cold climate, in the high temperature and high humidity of South China can also grow.

Sophora is the dried flowers and flower buds of Sophora japonica, a leguminous plant, produced in most parts of China, is one of China's traditional Chinese medicinal herbs, harvested in the summer when the flowers are open or buds are formed, and used in medicine, either raw or fried in yellow and charcoal

Sophora japonica flowers are crumpled and curled, and petals are mostly scattered. Calyx campanulate, yellowish-green, apex 5-lobed; petals 5, yellow or yellowish-white, 1 piece larger, suborbicular, apex retuse, the remaining 4 pieces oblong. Stamens 10, 9 of them basally united, filaments slender. Pistil terete, curved. Body light. Gas slightly, taste slightly bitter.

Sophora (acacia) is a multiple-flowered, racemose inflorescence with a butterfly-shaped corolla, clustered in full bloom, overlapping and hanging. The florets are much wrinkled and curled, the petals are much scattered, the intact calyx campanulate, yellow-green, the apex 5 lobed; petals 5, in yellow or yellowish white mostly, also other colors such as purplish-red (see picture), usually 1 piece is larger, suborbicular, the apex is slightly concave, the rest of the 4 pieces are oblong; stamens 10, 9 of which are united at the base, filaments are slender; the pistil is terete, curved. This entry focuses on the flowers of the leguminous plant Sophora japonica, for an introduction to the plant Sophora japonica see the entry Sophora japonica, for an introduction to the flower buds of Sophora japonica see the entry Sophora japonica rice, and for other herbs related to Sophora japonica see Sophora japonica real.