Habitat: Found in the plains of Punjab.
English: Tonkin bean, Melilot, King's crown, King's clover.Unani: Naakhunaa, Ikil-ul-Malik. (It is also equated with Melilotus alba Desv. and Trigonela uncata Boiss. in National Formulary of Unani Medicine.)Action: Nervine tonic (used in nervous and catarrhal affections), antirheumatic, anti-inflammatory, emollient, diuretic, galactogenic.
The callus of the plant contains amino acids; roots contain saponins and sterols. The leaves yield 3-nitro- propionic acid.