Cauline leaves trifoliolate or pinnately compound; rhizomes, stolons, stem base, and petioles of basal leaves glabrous or some of them sparsely pilose; basal leaves variously-shaped.
英
美
- 具三小叶的茎生叶或者羽状复叶;根状茎,匍匐茎,茎基部和基生叶的叶柄无毛的或他们中的一些疏生柔毛;基生叶形状各异。(9