Botanical Name: Vigna mungo (Linn.) Hepper
Family: Papilionaceae; Fabaceae.

Names in different Indian languages
| English | Black gram |
|---|---|
| Hindi | urdu |
| Kannada | uddu |
| Malayalam | ulunu |
| Sanskrit | Mashah |
| Tamil | Ulunthu |
| Telugu | Uddulu |
| Unani | Urd-Siyaah |
| Folk |
Synonyms
Phaseolus mungo Linn. non-Roxb. & auct
Morphology
It is an erect, suberect or trailing, densely hairy, annual herb. The tap root produces a branched root system with smooth, rounded nodules. The pods are narrow, cylindrical and up to six cm long. The plant grows 30–100 cm with large hairy leaves and 4–6 cm seed pods. While the urad bean was, along with the mung bean, originally placed in Phaseolus, it has since been transferred to Vigna.
uses:
leucorrhoea , seminal debility, rheumatism, vata roga, body pain , paralysis, nervous diseases, haemoptysis