Leaves petiolate;leaf blade stiffly papery to papery, secondary veins 2 or 3 on each side of midvein, tertiary veins parallel, margin entire or denticulate.

• 叶具叶柄叶片硬纸质到纸质，次脉在中脉两边各2或3，平行的第三脉，边缘全缘或具小齿。