Found in Himalayan mountains, Southern India and rest of Southeast Asia, the most number of species for this genus of orchids are found in the Philippines. The country represents the center of Phalaenopsis orchids with about twenty two species and several natural hybrids, more than any other country in the world. Some of the species endemic to the Philippines such as P. stuartiana, P. sanderiana and P. schilleriana, have had the greatest influence on hybridizing than any other Phalaenopsis species.