1、 Stem

Trifolium pratense is a perennial herb with stems creeping on the ground and glabrous

2、 Leaves

The leaflets of Trifolium pratense are obovate or obcordate, the top is slightly concave or round, the base is wide wedge, the edge has small sawtooth, the surface is hairless, the back is hairy, the stipules are oval, the top is sharp, holding the stem

3、 Flower

Trifolium pratense has a head like inflorescence and a long total pedicel, which will be higher than the leaves. The calyx is tubular and the calyx teeth are triangular. The color of corolla is light red or white

4、 Fruit

Trifolium pratense is an oval shaped pod with about 3-4 seeds. The seeds are small, nearly round and yellowish brown