White flowers, VIII–IX; bright green foliage; prostrate; height 10–15cm; spread 31–45cm. Very similar to ‘Calf of Man’, the islet where both were found.
Wild-collected; found on Calf of Man by Fred J. Chapple; introduced by Slieve Donard Nursery (Newcastle, County Down, Northern Ireland) by 1970.
Name alludes to the habit and flower colour.