Origin: Central and Western China
This evergreen climber can reach up to 9 m (30 ft). Its leaves are bronze at first, and later dark green. They are thick and leathery and have 3 oblong leaflets, with acute tips, each up to 15 cm (6 inches) long. The flowers are borne from March to early May in dense clusters in the leaf-axils; they are up to 7.5 cm (3 inches) across, white or cream, changing to pink-tinted.
Photographs show plants flowering in March 2003, Kew, Surrey, England.