Leaves simple;leaf blade ovate to narrowly triangular, without foliar nectaries, base cordate, margin entire or crenate-dentate, apex acuminate.

 
  • 单叶叶片卵形到狭三角形,没有叶蜜腺,基部心形,边缘全缘或具圆齿具牙齿的,先端渐尖。
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