Deep salmon (H15) flowers, VI–X; dark grey-green foliage; height 16–20cm; spread 31–45cm. An unusually attractive plant.
Wild-collected; found in Cuckoo Valley, Chobham Ridges, Surrey, England, by K. Underwood in 1951; introduced by G. Underwood & Son (Hookstone Green Nursery, West End, Woking, Surrey) by 1960.
Named after Ken Underwood, the son of the nurseryman George Underwood.