Foliaceous each other is born or opposite, the leaf breaks up for 2 Hui Yu shape, lobation is few and far between forked shape, lobule opposite or incorrect unripe, line form, whole reason.

• 叶互生或对生,叶为2回羽状分裂,裂片稀疏叉状,小裂片对生或不对生,线形,全缘。