Clematis florida sieboldiana (3lt)

The passion flower clematis. Wonderful creamy flowers 3 ins. (8Cm.) across with a central circle of rich purple stamens and a green boss in the middle.  Spectacular for a sheltered position in sun or part shade. Well drained soil, but with moisture at the roots.  Flowers from early summer to early autumn.  Height  6-8ft. (1.8-2.4M.)