foliolate

Leaves imparipinnate, 5–7-foliolate, rarely 3-foliate at base of inflorescence;

叶奇数状，5-7小叶，很少在基部3叶；

Radical leaves 3-foliolate, pedate, or palmate, rarely some leaves pinnate.

胚根叶3小叶，鸟足状，掌状，状一些叶很少。(38

tendrils bifurcate.Leaves bipinnate, or pinnate on upper branches, basal pinnae of bipinnate leaves usually 3-foliolate;

卷须二叉二回状叶，在上部分枝状，基部二回状叶通常3小叶；