Samo Seeds. Samo seeds or Mario seeds popularly known as Bhagar in India are seeds of a grass namely Echinochloa Colonum that grows amongst the rice paddy as it requires damp and moisture laden soil.With digestible fibers, high nutritional content and excellent nourishment, Samo is immensely popular amongst the Indian majority.Prepared in different styles across various states, it forms a heavy and a filling meal. In the west it is also known as Jungle rice.ith digestible fibers, high nutritional content and excellent nourishment, Samo is immensely popular amongst the Indian majority. Prepared in different styles across various states, it forms a heavy and a filling meal.