Nut or Wash Walnut
Ritha (Sapindus mukorossi) with its large leaves,
is a handsome deciduous tree found in India. This tree
belongs to the main plant order Sapindaceae and family Sapindeae.
The species is widely grown in upper reaches of the Indo-Gangetic
plains, Shivaliks and sub-Himalayan tracts at altitudes
from 200m to 1500m. Also known as soap-nut tree, it
is one of the most important trees of tropical and sub-tropical
regions of Asia. It is also called doadni, doda and dodan
in Indian dialects.More...