Origin:
Tropical and sub-tropical regions, especially in America. Found in Sikkim, Arunachal Pradesh, Assam, Meghalaya, Nagaland and Manipur, ascending to an altitude to 2.100m.
Action:
A decoction of the root is given for liver diseases and fever. The extract from succulent stalks is used for venereal diseases in folk medicine. Fresh shoots are chewed for tooth troubles. Aqueous extracts of the leaves and flowers of Begonia sp. are active against Gram-positive and Gram-negative bacteria.
Khare, C.P./ Indian Medicinal Plants. -- Nueva Dheli: Springer, 2007 . - p. 836.