Originally called clematis 39bagatelle39 and now often called clematis 39dorothy walton39 it is a late summer flowering variety of clematis with exquisite star shaped light mauve flowers with a darker purple stripe down the centre of each sepal it looks great planted alongside other types of clematis or as a contrast to a white climbing rose planted next to it and can be grown up the side of pergolas arbour seats or in patio containers or wall 47 fence backed borders height