Genetic diversity of Nepenthes similar can be isolated by using Amplified Fragment Length Polymorphisms (AFLP) analysis of the genetic differences of the pitcher using DNA fingerprinting II program version 3.0 (Bio Rad) can be classified. the six groups according to the distribution area of the distribution and morphology of the first group consisting of N. mirabilis var. mirabilis, N .mirabilis 'kuraburi' N .mirabilis var. globosa 'Trang' and N .mirabilis var. globosa 'Phang-nga' the second group consists of three groups that comprise N. andamana N. kongkandana N. suratensis and N. kerrii group consisting of 3 N. kongkandana N. suratensis and N. kerrii group consisting of 4 N. chang N. kampotiana and N. smallesii group consisting of 5 to 6 N. gracilis group consisting of N. ampullaria.