1. Different families and genera: Pitaya is a climbing succulent shrub of the genus Cactus Epiphyllum, which is an epiphytic succulent shrub of the genus Cactus Epiphyllum. 2. Different shapes: From the branching point of view, the red dragon fruit is "multi-branched, elongated, triangular or prismatic", while the epiphyllum is "multi-branched and has flat leaves"; the whole dragon fruit plant has fleshy stems and leaves, with flowers and fruits. On the stems and leaves, the body is spiny. The leaves of Epiphyllum Epiphyllum are relatively slender, and the flowers have a red skin on the outside.

1. Different families and genera

Dragon fruit is a climbing succulent shrub that belongs to the Cactaceae family, and its scientific name is "Celestial Ruler"; it is an epiphytic succulent shrub that belongs to Epiphyllum. Epiphyllum of the family.

Second, the shapes are different.

1. It is impossible to distinguish pitaya flowers from epiphyllum flowers with the naked eye. If you just look at flowers, Sun Wukong's fiery eyes may not be able to tell the difference between epiphyllum and dragon fruit flowers, but you can look at the branches. Dragon fruit is "multi-branched, elongated, triangular or prismatic", while Epiphyllum is "multi-branched, flat leaves".

2. There are obvious differences between dragon fruit and epiphyllum. The entire dragon fruit plant has fleshy stems and leaves, and its flowers and fruits are all on the stems and leaves, and its body is spiny. Its white flowers are covered with a layer of green skin; the whole plant of Epiphyllum Epiphyllum has slender leaves, and the flowers are covered with a layer of red skin. They have a certain fragrance, no fruit, and no thorns.