Calyx lobes lanceolate to ovate , lobulate or not .

萼裂片披针形到卵形，与否具小裂片。

Leaves often glandular punctate abaxially , usually serrate or dentate , rarely lobulate .

叶背面通常具腺点，边缘通常有锯齿或者具齿，少数具小裂片。