Cultivars
'Macrantha'
This vigorous perennial grows to 450 mm (18 in) tall by 300 mm (12 in) wide forming sparsely foliage clumps with upright nodding fragrant large white-yellow centered flowers that appear singularly from late spring to summer and repets blooming until autumn. It prefers a semi-shaded wind protected position and grows in well-drained organic rich moist soils.

'Madonna'
This vigorous perennial grows to 400 mm (16 in) tall by 300 mm (12 in) wide and forms a clump. It has strongly stemmed upright to nodding fragrant large pure white single flowers that appear from late spring to early summer. It prefers a semi-shaded wind protected position and grows in well-drained organic rich moist soils.