Acacia Nilotica is english name of Babul tree. This medicinal plant is called Desi Babul or Kikar (Hindi) in India.. Babool is also called babul babur, barburah vavari, black babool and Indian gum Arabic tree. Babul is a word of sanskrit language which means 'that which binds stool'. This tree belongs to Mimosaceae family and is known as shimbi kul in Ayurveda.