Albizia Lebbeck, a deciduous tree of the genus Albizia Fabaceae, with a spreading crown and a height of up to 16m. The trunk is gray-black; the branchlets are angular, and the shoots, inflorescences and leaf rachis are finely tomentose or pubescent.

The leaves of Albizia Lebbeck have needle-like appearance, small, and will fall off very early; stipules are linear-lanceolate, smaller leaves are small, and fall early; bipinnate compound leaves, alternate; total petiole length 3-5cm , there is a gland near the base of the total flower stalk and the topmost pair of pinnae; 4-12 pairs of pinnae, sometimes up to 20 pairs in cultivation; 10-30 pairs of leaflets, linear to oblong, 6 in length -12mm, 1-4mm wide, oblique upward, apex with a small pointed tip, ciliate, sometimes pubescent on the underside or only on the midrib; the midrib is close to the upper edge.
The flower heads of Albizia Lebbeck are arranged in panicles on the top of the branches; the flowers are mostly pink; the calyx is tubular, 3mm long; the corolla is 8mm long, the lobes are triangular, 1.5mm long, and the calyx and corolla are pubescent; stamens Many, base connate, filaments slender; ovary superior, styles almost as long as filaments, stigma cylindrical.
The fruit of Albizia Lebbeck is ribbon-shaped, 9-15cm long and 1.5-2.5cm wide. The tender fruit has pilose appearance, while the mature one has no pilose. Flowering period is June-July; fruit period is August-October.