Helminthostachys zeylanica is a terrestrial herbaceous fern native to southeastern Asia and Australia commonly known to jajalakan kamraj and tukod langit. This plant has been used as traditional medicine for long time. the roots of this plant are a popular medicine in China where they are known as Di wu gong . In Malaysia the leaves are dried and smoked to treat bleeding nose. Rhizome is use to cure dysentry catarrah sciatica malaria and also as tonic and mild aperients. Leave juice relieves blisters on tongue and rhizome is used to treat impotency and jaundice. The plant is used to regain impotency described the medicinal purpose of H. zeylanica and also described it as endangered.