In some leguminous plants, the leaf base may swell to form a pulvinus, and the petiole helps position the blade towards light.
In some leguminous plants, the leaf base may swell to form a pulvinus, and the petiole helps position the blade towards light.
| Text | In some leguminous plants the leafbase may become swollen, which is called the pulvinus. The petiole help hold the blade to light. |
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