Leaflet blades abaxially sparsely puberulous or subglabrous. Sepals abaxially sparsely puberulous to subglabrous. Ovaries and achenes glabrous.

• 小叶叶片背面稀疏被微柔毛的或近无毛。萼片背面稀疏被微柔毛的到近无毛。子房和瘦果无毛。