豆科牧草
Bird's-foot \Bird's"-foot`\, n. (Bot.) A papilionaceous plant, the {Ornithopus}, having a curved, cylindrical pod tipped with a short, clawlike point. {Bird's-foot trefoil}. (Bot.) (a) A genus of plants ({Lotus}) with clawlike pods. {L. corniculatas}, with yellow flowers, is very common in Great Britain. (b) the related plant, {Trigonella ornithopodioides}, is also European.