Udumbara, Cluster Fig (Ficus Glomerata) – Practical Uses, Benefits, Dosage Description of Udumbara or Audumbar Tree Medicinal plants have great importance in the field of therapeutics, to treat various severe ailments. One of the medicinal plant known as Udumbara or Audumbar. Udumbara is known as Blue Lotus in Buddhism. The scientific name of the plant is Ficus glomerata. It is famous with the name of fig tree. This is an evergreen plant, parts of the plant are traditionally used as