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,背面浓密棕色具长柔毛或沿脉,正面稀伏毛或后脱落,部深心形;