Lemon grass (Cymbopogon citratus) which is commonly known as Sera or Verveine in Hindi, is a widely-used herb in tropical countries, especially in Southeast Asia. It is a tufted perennial grass that grows in dense clumps mainly in tropical and subtropical countries. It is widely used as a culinary herb in Asian cuisines. It is commonly added to teas, soups, and curries, due to its subtle citrus flavour. The whole plant or only the leaves are commonly used. It is convenient to use this plant because it can be dried and powdered or used fresh. In addition to its culinary usage, this native Indian plant is well known for its wide array of medicinal properties. Since time immemorial, traditional folk medicine practitioners have used this plant in the treatment of ailments and debilitating diseases. These practitioners believe that several plants including Cymbopogon citratus possess ethno-medicinal benefits and thus act as effective biological substitutes to the....