leaf blade broadly cordate or broadly hastate-cordate, 5-10 × 3-8 cm, abaxially densely brown villous or strigillose along veins, adaxially sparsely strigillose or glabrescent, base deeply cordate;
叶片宽心形或宽的戟形心形,5-10*3-8厘米,密棕色
柔
或沿脉,正
稀疏短糙伏
或后脱落,
部深心形;