Protobothrops himalayanus is a rare species of lance headed pit viper which is endemic to Asia. Like all pit vipers, P. himalayanus is venomous.
Protobothrops himalayanus is a large, thin and cylindrical snake. The topside of its head is dark brown with red-brown streaks by its eyes. The topside of its body and tail are olive with black and brown band markings. Its eyes are varying shades of brown.