Vigna mungo, also known as black gram, urad bean, urid bean, matimah, matikolai, mash kalai, maas/kalo daal, uzhunnu parippu, ulundu parippu, minapa pappu, uddu, or black matpe, is a bean grown in South Asia. Like its relative, the mung bean, it has been reclassified from the Phaseolus to the Vigna genus.