Rattan flower is a large deciduous woody vine, which belongs to the genus Wisteria of Papilionaceae. It is widely planted in northeast, north, central, south and east China of China. It has high ornamental value. Ancient women often used it as hair accessories.
Rattan length exceeds 18m. Odd pinnate compound leaves, alternate; Leaflets 7~ 13, ovate to ovate-lanceolate, entire. Flowers are large, corolla purple or deep purple, slightly fragrant, and iris flowers often gather into drooping racemes, axillary.