| medicago | (n) a genus of herbs that resemble clover, Syn. genus Medicago |
| alfalfa | (n) important European leguminous forage plant with trifoliate leaves and blue-violet flowers grown widely as a pasture and hay crop, Syn. Medicago sativa, lucerne |
| black medick | (n) prostrate European herb with small yellow flowers and curved black pods; naturalized in North America, Syn. nonesuch clover, yellow trefoil, hop clover, Medicago lupulina |
| calvary clover | (n) an annual of the Mediterranean area having spiny seed pods and leaves with dark spots, Syn. Medicago echinus, Medicago intertexta |
| moon trefoil | (n) evergreen shrub of southern European highlands having downy foliage and a succession of yellow flowers throughout the summer followed by curious snail-shaped pods, Syn. Medicago arborea |
| sickle alfalfa | (n) European medic naturalized in North America having yellow flowers and sickle-shaped pods, Syn. sickle medick, Medicago falcata, sickle lucerne |