Corydalis malkensis Galushko comes from the Northern Caucasus, the valleys of the Kuban and the Malka rivers, taking its name from the latter. It is a spring time woodlander, only above ground for around 3 months of the year. Given the RHS award of garden merit. Photographs by John Lonsdale.
Photographs by David Pilling, the first shows tubers, the second and third the development of shoots between December and January.