(Echinopsis ancistrophora)
chinopsis subdenudata (commonly called domino cactus, night blooming hedgehog, Easter lily cactus) is a species of cactus. It has a globular shape, few spines, with large, white flowers attached to long, green tubes. It occurs in Bolivia, at altitudes of 600–1800 metres. Under its synonym Echinopsis ancistrophora it has gained the Royal Horticultural Society's Award of Garden Merit