Leaves glabrous or adaxially sparsely fine strigose, abaxially with appressed, very short pubescence on veins and margin, otherwise sparsely fine granular glandular.

• 叶无毛或正面具糙伏毛的疏生细，贴伏的背面具，非常短短柔毛在脉上和边缘，颗粒状具腺的否则疏生细。