Wikipedia Article About Mung bean on Wikipedia Green gram, known as mung in Hindi, is the seed of Vigna radiata which is native to India. It is also known as golden gram, green soy and mung bean(s). In the Philippines, it is called munggo or monggo. The mung bean is one of many species recently moved from the genus Phaseolus to Vigna and is still often seen cited as Phaseolus aureus or Phaseolus radiatus. These are all the same plant.