Trimeresurus sabahi barati
Trimeresurus sabahi barati, commonly known as the Sumatran green pit viper or the Barat bamboo pitviper, is a subspecies of Trimeresurus sabahi. The IUCN Red List treats it as a distinct species, and others have considered it subspecies of Trimeresurus popeiorum or Trimeresurus gramineus. It is endemic to Sumatra, including some nearby smaller islands.