This plant is of japanese origin. It is a very attractive slow growing succulent. The leaves are tightly bunched, white and grey. The tips have ridges that give it almost a monstrose look. This plant will freely offset to form a clump.
Sun exposure: light shade
Water when it is growing.
Keep dry during dormancy.
Some of the information in this description has been found at desert-tropicals.com, llifle.com and cactus-art.biz