Clematis can be deciduous or evergreen shrubs or herbaceous perennials, mostly climbing by twining leaf-stalks, and often with showy flowers. Some have attractive fluffy seed-heads in autumn
Late Large-flowered clematis are deciduous climbers with large, star-shaped flowers to 15cm wide, opening on the current year's growth in summer and autumn
'Ernest Markham' is a large deciduous climber. Single flowers to 15cm in width, with six rich velvety crimson-red, overlapping sepals and buff stamens produced early to late summer or early autumn.