Leaflets abaxially along midvein pubescent, sparsely glandular, and shortly prickly, leaflet margin irregularly doubly serrate, teeth glandular apically.

• 小叶背面沿中脉短柔毛，疏生腺体，和短具皮刺，小叶边缘不规则重锯齿，具腺的齿顶部。