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.
葉為墨綠色,多數(shù)羽狀復(fù)葉,寬卵形或卵狀長圓形,長2.5-6厘米,先端漸尖,具尖齒,葉緣有鋸齒,兩面無毛,光滑；托葉與葉柄合生,全緣或具腺齒,頂端分離為耳狀