Scorpion orchid (Arachnis flos-aeris) or commonly called Anggrek ketonggeng is one of the orchid species that has a unique shape, because the flower shape is similar to that of a scorpion animal. This orchid is a type of orchid that can live outdoors or in areas that are exposed to direct sunlight. Its distribution area includes the islands of Sumatra, Java, Bali, Kalimantan and Malaysia.