Deep mauve (H2) flowers, VIII–IX; mid-green foliage; distinctive prostrate, creeping habit; height 10–15cm; spread 31–45cm.
Wild-collected; found on cliffs near Santander, north-eastern Spain, by C. Brighton (Berkhamstead, London, England); introduced by Holden Clough Nursery (Bolton-by-Bowland, Lancashire) in 1981.
Name alludes to its country of origin.
