Leaf axis hairy, tubular at base; Leaflets 9- 14, oval-oblong, tapering and tapering at the top, broadly cuneate at the base, grayish white below, sparsely pubescent. ?
Panicle terminal; Calyx campanulate, with 5 small teeth; The corolla is milky white, the flag petal is wide and heart-shaped, with short claws and purple veins. The edge of the keel petal of the wing petal is slightly purple, and the stamens are 10.
Extended data:
Function:
1, garden use
Characteristic tree species commonly used in courtyards in China. Strong fast growth, soft material, elasticity, straight texture, easy processing, corrosion resistance, flower buds can be used as dyes, pulp can be whole grass, seeds can be used as feed and so on.
It is also a tree species for windbreak and sand fixation, timber and economic forest, and is a better pruning tree and street tree species in urban and rural areas.
2. Economic use
It is an excellent nectar source plant; Seed oil extraction for industrial use; The exocarp of Sophora japonica can extract stuffing sugar, etc. Wood is used for building or making farm tools and furniture; It has strong resistance to toxic gases such as sulfur dioxide and chlorine.
Sophora japonica has high economic value, its wood is water-resistant and moisture-resistant, elastic, excellent in material, and its flowers can be all grass, and it can also be used to make pigments, and its seeds can be pressed for oil to make soap. ? Sophora japonica is a symbol of auspiciousness, happiness and happiness.
Source of reference: Baidu Encyclopedia-Sophora japonica