蟹爪兰、仙人指和假昙花同属仙人掌科,因外形相似,许多爱好者常常分不清1楚,甚至张冠李戴。为此,笔者想从最容易区分的三点谈一下这三者的区别(见照片)。变态茎不同蟹爪兰的变态茎上有明显的尖齿,形似蟹爪,故名;仙人指和假昙花则都无此尖齿;另外假昙花变态茎边缘为明显的紫红色,又区别于仙人指。花形不同蟹爪兰和仙人指的花筒较长,花瓣呈上下两层轮状 Shrewskin, immortal fingers and fake Epiphyllum belong to the same cactaceae, because of similar shape, many fans often can not distinguish 1 Chu, and even Zhang Guanli Dai. To this end, I would like to talk about the differences between the three (see photos) from the three points that are most easily distinguishable. Metamorphosis stems different Shishuansha metamorphosis stems obvious cusp, shaped like crab claw, hence the name; immortal fingers and fake Epiphyllum are no such sharp teeth; other fake Epiphyllum stem margin is obvious purple, but also different from the Fairy means. Flower-shaped different Shrews and immortals refers to the long cylinder, petals were up and down two-wheeled