Clematis viticella ‘Emilia Plater’ at Digging Dog Mail Order Nursery. Clematis viticella 'Purpurea Plena Elegans' Purpurea Plena Elegans Clematis … Clematis viticella 'Betty Corning' Sku #3808 This delicate and delightful vine produces a long procession of lavender-blue flowers from mid-summer to early fall. Clematis Viticella found in: Clematis urophylla 'Winter Beauty', Clematis 'New Love', Clematis napaulensis, Clematis 'Miss Bateman', Clematis x.. Vigorous and durable, award-winning Clematis 'Purpurea Plena Elegans' is a deciduous climber with masses of distinctive, very double, dusty rose flowers, up to 2 in. Slow to open, the sumptuous small blooms last about 2 weeks before their outer sepals fall away. When the sepals drop, the resulting pompon center can remain for weeks. It was bred in the 19th century by renowned French Clematis breeder Francis Morel. Clematis viticella 'Madame Julia Correvon' Sku #2730 Showy pinwheel-shaped flowers from elegant, elongated buds blanket the attractive branched foliage on this vigorous growing vine throughout … Their inner pompon lasts another week at least. Bred by an 85 year old Polish monk in 1967 and named after a young Polish freedom fighter from the early 1800s, this vigorous cultivar … wide (5 cm).