‘Rock Ruth’

Purple (H10) flowers, VIII–X; dark green foliage; spreading, prostrate; height 10–15cm; spread 26–30cm.

Wild-collected; found at Mullion Cove, Cornwall, England, by R. A. Ide (Camberley, Surrey) on 6 October 1972; introduced by P.G. Zwijnenburg (Boskoop, Netherlands).

Named after the collector’s wife, Elsie Ruth Ide.