生叶

Unlike a leaf, a cladode has buds on its surface.

间明显，上能枝，生叶和开花。

Basal leaves rosulate, simple, usually pinnately lobed, lyrate, or runcinate, rarely entire or toothed.

莲座，单基生叶，羽浅裂通常，大头羽裂，倒向羽裂，很少全缘齿。

Basal leaves decussate; middle stem leaves opposite; distal stem leaves alternate; Inflorescence paniculiform with cymose branches.

基生叶交互对生；中间茎生叶对生；上部茎生叶互生；花序圆锥花序具聚伞枝。