Cultivar
'Bressingham White'
This robust perennial rose to 15 inches high by 18 inches wide with large dark glossy green oval leaves and flashy rhizomes forming a clump habit.  During the spring it produces upright clusters of pure white saucer shaped flowers with green sepals. 

It prefers a full son to semi-shaded position and grows on most well-drained moderately fertile soils and is hardy to zoned 4. It is ideal for cool climate gardens, rockeries or along front borders and may be used in containers or courtyard planter boxes.

'Purpurea'
This plant produces magenta-pink flowers and the foliage is tinged in pink.