Leaf blade abaxially pubescent or tomentose, base cordate; follicles smooth, or longitudinally sinuate-striate or transversely plicate-corrugate.

 
  • 叶片背面短柔毛或者被绒毛,基部心形;折扇状横向的蓇葖果平滑,或者纵向具深波状具条纹的或皱。(3
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