From which part of the plant Glycyrrhiza glabra , Liquorice or Mulethi is obtained?

Q. From which part of the plant Glycyrrhiza glabra , Liquorice or Mulethi is obtained?
Answer: Roots
Notes: Mulethi is powdered liquorice root and is an effective expectorant used since ancient times in Ayurvedic medicines. Its is also used in Jastimadhu which is a tooth powder. many cough syrups today contain Liquorice as an ingredient. It is also used in mouth ulcers and peptic ulcers.