Clematis florida

Clematis florida, the Asian virginsbower, or passion flower clematis, is a species of flowering plant in the family Ranunculaceae. It is native to southern China, and has been introduced to Korea and Japan. A perennial vine, in the wild it is typically found in shrublands and thickets, and alongside streams, at elevations around 1700 m. There are a number of cultivars commercially available, including 'Sieboldiana', 'Evirida'PBR, and 'Plena'.