leaflets papery or nearly leathery, ovate to ovate-elliptic, 6-15 cm long and 3-7 cm wide, apex abruptly acuminate, base rounded to subcordate, entire, both surfaces glabrous;

• 小叶纸质或近革质，卵形至卵状椭圆形，长6-15厘米，宽3-7厘米，先端突尖，基部圆形至近心形，全缘，两面无毛；