Night blooming cereus (Epiphyllum Oxypetalum) I have this in a hanging basket. My starter cutting came from Ella in about I've seen mine with 6 or 7 flowers like this. They opened a couple a night for a couple of days.
Epiphyllum Cactus Info: How To Grow Curly Locks Cactus - Curly locks has curly, curved stems which are the result of a mutation. If you know someone with the plant, it is easy to learn how to grow curly locks from stem fragments. This article will help get you started.