Dark green leaves, most of pinnate, broadly ovate or ovate oblong, 2.5-6 cm, apex acuminate, with sharp teeth, margin serrate, glabrous, smooth; stipules connate with the petiole , entire or glandular teeth, separated into the top of the ear-shaped.
叶为墨绿色,多数羽状复叶,宽卵形或卵状长圆形,长2.5-6厘米,先端渐尖,具尖齿,叶缘有锯齿,两面无毛,光滑；托叶与叶柄合生,全缘或具腺齿,顶端分离为耳状